WhisperFlow

Customer Reviews

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Russell1
Member

Registered: Jun 2002
Location:
New York City
Posts: 137

quote:


Thanks for the tip on Whisperflow - I've already read quite a lot about David's work from checking Google for hushboxes - it seems he's the only one really making any name for himself, and everyone seems to be very happy with his work.





Nigel,

Dave has years of experience in the field of mechanical engineering and construction that clearly shows in his work. He can build EXACTLY what you want and Dave can build anything. The hushboxes he makes are not cheap DIY jobs, They are professionally manufactured 'lasercut' acrylic panels with only the best components (superquiet adjustable automatic fans, temperature monitor, internal level adjustments, Edmunds optical glass, ect..).

quote:


I'm keen to read your report once you take delivery.




Didn't have to! He's right here in NYC and was nice enough to deliver it to me personally!! Hows that for service!!

Here is a picture of the hushbox for the Canon which he just completed for me:

-Russell

Attachment: whisperflow.jpg
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Russell1
Member

Registered: Jun 2002
Location:
New York City
Posts: 137

The hushbox is beautifully molded in semi-translucent 'smoked' black with an adjustable shelf to move the Panamorph in and out of place (see picture). Oh yeah, and its superquiet too. I ran the projector in 'high' lamp mode and I could NOT hear it at all, NO sound whatsoever, not even from the hushbox fans. I can safely say that sound is no longer an issue for me.

Now, I'm only waiting on the Lumagen. However, I'm using a PC right now and still experimenting with refresh rates. Also, just for the record, I too have 1 minor dust blob that's luckily on the bottom right corner and is not as intrusive and what some you currently have on your units. Still, this seems like a design flaw on Canons part which they should take care of.

-Russell

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Larry Raulston
Senior Member

Registered: May 2001
Location:
Knoxville, Tn. USA
Posts: 335

I have my D-ILA G-15 in a ceiling mounted hushbox that I purchased from Dave Beatty @ whisperflow.com. The hushbox came with a small shelf that attaches to the front of the hushbox just in front of the Edmunds glass. The ISCO II sits on that shelf. Even if you don't need the box for its noise prevention it is useful for disguising the projector since it can be painted the same color as the ceiling and also serves as a projector mount.
Larry

Last edited by Larry Raulston on 04-05-05 at 09:40 PM

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Tom Monahan
Senior Member

Registered: Sep 2001
Location:
Montana
Posts: 236

I purchased a Hushbox from Dave for my 8700+ and received it a couple of weeks ago. Dave said that it would cut the sound down by about 2/3 but this isn't the case. I would say it cuts the sound by at least 90%. When the projector is in shutdown mode I have to get within a foot of it to even hear it. I live about a mile high in elevation and the fan used to be in the +2 speed most of the time. At this speed the fan was beyond annoying. Now, fan noise in this speed isn't even audible. This is by far the best tweak one can make to this projector.

The workmanship is fantastic and Dave's level of customer service is amazing. Also, he is probably the nicest down to earth person I have had HT dealings with. If you are bothered by fan noise then by all means give Dave a call. It is great to watch a dialog driven film without hearing that annoying fan.

Tom

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03-09-05 09:25 AM

 

 

ianken
AVS Special Member

Registered: Jan 2001
Location:
Posts: 1260

I have a WhisperFlow Hushbox. Works great with my 20HD.

http://www.funkbasealpha.com/images...IMG_0155008.jpg

This is a pic when I first hung the thing, it looks much nicer now.

 

tbhugh
Advanced Member

Registered: Jan 2003
Location:
Manhattan Beach CA
Posts: 506

WhisperFlow Hushbox from Dave Beatty

I have an Infocus 7200 that is installed on a shelf behind the main viewing position. From that distance I could hear the wheel whine and the fans in quiet passages and knowing it was there annoyed me to no end.

So I ordered a WhisperFlow from Dave finished in Black in both baffles on both the intake and discharge... no more audible fan or wheel...

I am a happy camper!!!!

__________________
Tom

 

jasonDono
Member

Registered: Jul 2003
Location:
Brooklyn, NY
Posts: 119

Noise on the 7205

I just purchased a 7205 and the noise drove me crazy. I upgraded from an NEC 260k and the difference in noise output was dramatic. I couldn't concentrate on what I was watching. I bought a WhisperFlow hush box from Dave Beatty and it did wonders. My wife even offered to pay for part of it because she likes the way it looks better than she did the projector. Dave is very helpful and professional. I think I would have sold the projector if I hadn't bought the Hushbox.
I also have the distortion on the bottom of the image, but I know mine is from projector placement. I have to angle mine up due to screen placement restrictions. The upward tilt causes barrel distortion on both bottom corners.

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03-16-05 11:54 AM

LarryChanin
AVS Special Member

Registered: Nov 1999
Location:
Sarasota, Florida
Posts: 1293

Hi Jason,

Can you post a couple of photos?

Thanks.

Larry

__________________

Larry's new theater

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03-16-05 02:36 PM

jasonDono
Member

Registered: Jul 2003
Location:
Brooklyn, NY
Posts: 119

Hushbox picture

Hope this works.

Attachment: dscn0957.jpg
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03-16-05 02:38 PM

jasonDono
Member

Registered: Jul 2003
Location:
Brooklyn, NY
Posts: 119

And another

As soon as I borrow a pair of bolt cutters I will be cutting off the adjustment screws on the bottom.

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jasonDono
Member

Registered: Jul 2003
Location:
Brooklyn, NY
Posts: 119

Noise on the 7205

I just purchased a 7205 and the noise drove me crazy. I upgraded from an NEC 260k and the difference in noise output was dramatic. I couldn't concentrate on what I was watching. I bought a WhisperFlow hush box from Dave Beatty and it did wonders. My wife even offered to pay for part of it because she likes the way it looks better than she did the projector. Dave is very helpful and professional. I think I would have sold the projector if I hadn't bought the Hushbox.
I also have the distortion on the bottom of the image, but I know mine is from projector placement. I have to angle mine up due to screen placement restrictions. The upward tilt causes barrel distortion on both bottom corners.

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Fred DeGrandis
Super Moderator

Registered: Mar 2002
Location:
Rocky River, Ohio
Posts: 2113

My Whisperflow Hushbox Review!

I have had my projector for over a year now, and I love the huge crystal clear image it throws. Sitting right under the fan isn’t terrible, but when I heard about Whisper flow, I became excited knowing that the fan noise would soon be taken care of. I did a search for whisper flow on the forums and turned up more threads than I could read, all with positive experiences with Dave and Whisper flow.

I decided to give Dave a call to see what he could do for me, and we worked out a design that would go over my existing mount because I already had everything mounted on the ceiling. We talked color, options, and everything else that possible came to mind. I told Dave to give me the fully-loaded model with every option, and within a day, he sent me a written estimate outlining every different cost in the unit. The hush box needed to serve several purposes in my setup. I wanted the hush box to silence the fans, keep the unit at a safe operating temperature, direct the exhaust fan away from me, and FILTER THE INTAKE
AIR! Although the TV3 is a wonderful projector, the lack of a filter makes one wonder what someone was smoking during the design of this unit. With in mind, I had Dave use Edmunds optic glass to seal the cabinet, filters for the intake fan, DB reducing foam for the unit on the inside, a fear switch that wont let the projector operate unless the fans are running, baffles to direct the sound and exhaust away from me, and much more. I was happy with the price, and based on Dave’s reputation around the forums, I knew that I would be very happy with my Hush box.

Fast forward now to delivery date (Dave custom makes every hush box per your projectors specs, so it takes 2 weeks or so), and the box that it came in was HUGE! I immediately grew nervous because I didn’t have a clue as to how big this box was, so I quickly opened it up. I was surprised when I opened the box up, because the unit was packed so well. I have seen plutonium that wasn’t packed as carefully. It would be safe to say that I won’t ever need to buy bubble wrap again. After the twenty five minutes that it took me to unpack this thing, I was very impressed with the build quality of this unit, and amazed at how heavy this thing was. From the pictures, I was expecting it to be thin plastic, but this was heavy duty material and it blended into my ceiling perfectly. The box is built like a tank! Also, from comments from the forums, I had a fear that the hush box would be an eyesore. My fears alleviated when I saw the hush box on the ceiling, it almost has an art quality to it.

Installing this wasn’t bad, but I did need two people to aid in the installation. When everything was up, it was the moment of truth... Would this box do everything that I hoped it would? As I turned on the fans, I was very surprised to see how quiet they really were. To see if they were on, I put my hand up to check and see(because I couldn’t hear them at all). Everything worked as Dave had said it would. The fear switch worked great, I couldn’t hear the unit at all, there was actually a filter!!!, and the box even killed the light spill that the Dwin has a little of. It directed the exhaust fan away from me, and kept the unit at a safe operating temperature. The Edmunds optic glass is really cool stuff, If you hold it in front of your face, it doesn’t look like anything is there. There is no loss in picture quality when projecting through this stuff, and I highly recommend going with the optional Edmunds glass on a hush box.



In conclusion, I wouldn’t hesitate to recommend a Whisperflow hush box to anyone. My purchase was one that I would do again in a second, and if I could go back in time, I would tall myself to get one of these a year ago! I am very happy with my purchase and my experience with Dave and Whisperflow. Not only does his product quiet my home theater, but it also protects my investment (no dust, and keeping the unit at a good temperature). If you are considering going with a hush box, do yourself a favor and call Dave now. Every time you are in your home theater, look up at the projector and tell yourself that there is something that I can do about this noise, and it is just one call away. Add me to the LONG list of satisfied Whisperflow customers.

I will post pictures later tonight

__________________
Fred M. DeGrandis Jr.
View my DVD collection
My HTD Home Theater Gallery

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07-07-2004 20:01

 

 

mn_hokie
Senior Member

Registered: Jun 2004
Location:
Minneapolis
Posts: 180

$$$

Mind if I ask how much you paid? I've heard great things about the unit as well. I've also been concerned with placing any glass in front of the lens, as I heard it would distort the image. Sounds like that isn't a problem with this box.

__________________
Jason
http://monkeybidness.homeip.net/pics/theater

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07-07-2004 21:45

 

GDDickey
New Member

Registered: Mar 2004
Location:
Posts: 1

WhisperFlow Installation

I just had a Whisperflow Hushbox built for my JVC M15 Dila projector and I would highly recommend it, and Dave Beatty was great. I simply sent him a photo of how my projector was currently mounted, and a few measurements for the placement of the projector lens, and he took care of the rest.

My projector is ceiling mounted, and Dave at Whisperflow made the box out of black plastic that simply fit over the projector and was attached at four corners with molly bolts. I didn't even remove the projector from the ceiling. After mounting the box to the ceiling, the front plate with an opening covered with Edmunds optical glass was screwed on to complete the installation.
I had it professionally installed, and it took 2 guys less than an hour. Most of which was measuring the holes for correct placement of the box.
The JVC projector, which I bought about 3 or 4 years ago is very very noisy. The new JVC that just came out is much quieter. The projector can now still be barely heard during quiet dialog, so I am going to add some foam insulation which Dave is supplying custom for my box. But the improvement is still dramatic. I don't know why I waited so long to get this done!

Email me if you want to see more pictures on my personal website

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Today 10:07 PM

Daniel Hutnicki
AVS Sales Rep

Registered: May 2000
Location: On the Internet
Posts: 2865

I agree, I have a Whisperflow and Dave will built it anyway you like it (upt to a point)

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AV Science Sales Rep
(585)
454-1460 ext. 206
(818)
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8:30 pm EST
Feel free to call on Sat and Sunday

 

11-04-03 11:31 PM

dhnjp1
Member

Registered: Aug 2001
Location:
San Jose, CA
Posts: 63

Probably the biggest advantage of building it yourself is that you can include your house structure as part of the hushbox. For example, the top of the projector can be in the joist cavity above the ceiling and the hot air can be vented into another room.

Having said that, I'll second the recommendation for
whisperflow. I was going to build my own, but after I injured my neck (not related to theater construction!), and made no progress on my theater for 3 weeks, I ordered a whisperflow. Dave Beatty was great to work with, and delivered a custom hushbox to my exact specifications (including a permanantly mounted FL-Day filter). Plus now I have a lifetime supply of bubble wrap!

My box is on the photo section of the
whisperflow website (currently second pair of photos from the bottom--matte black finish and the only box ceiling mounted with black Unistrut). The price is reasonable considering how expensive acrylic is. In my photo, the black acrylic shelf that the Panamorph is hanging from cost $29 from a local plastic shop (including labor for cutting, drilling, and polishing).

--Dan

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11-04-03 11:45 PM

Orlando
Senior Member

Registered: Jul 2001
Location:
Baldwin, NY USA
Posts: 270

Dave is great and very accommodating. I'm still putting mine up, as I am for the most part a DIY'er. I will be posting pictures as soon as it's done. Just drop Dave an e-mail or call he is really nice to talk to and answer any questions you might have.

whisperflow.com

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04-11-04 11:46 PM

Orlando
Senior Member

Registered: Jul 2001
Location:
Baldwin, NY USA
Posts: 270

Well it is finally done. The project and the pictures. Sorry it took so long, but it was a lot of work. But hopefully it was worth the wait and informative for you.
Just go to this link and check out the photos. There are two albums one for the Home Theater and a separate one for the Hushbox.

http://f2.pg.photos.yahoo.com/ph/littleog3131/my_photos

I’ve started this thread to consolidate all questions and comments.

http://www.avsforum.com/avs-vb/show...threadid=389977

Thanks. And again sorry it took so long.

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06-30-04 06:40 PM

Ampere1
New Member

Registered: Feb 2001
Location:
Dallas, Texas
Posts: 10

Projector Hush Box

Has anyone used Dave Beatty's hush box with a Runco 710 DLP projector? Anyone possibly know someone in the Dallas area who could install it for me?

Thanks.

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07-03-04 05:42 PM

Orlando
Senior Member

Registered: Jul 2001
Location:
Baldwin, NY USA
Posts: 270

Ampere1,

If you look at my photos link above you will notice that I have mine being used with a CL-700. The size is almost identical. I remember when Dave was putting mine together we had very extensive discussions about how the sizes are just about the same. I think it works great. And they are pretty easy to install if you are handy.

 

 

 

 

 

 

 

Today 01:20 AM

smitty
Advanced Member

Registered: Aug 2000
Location:
California, USA
Posts: 871

What Chris said. I have a DILA and the whisperflow hushbox cut the noise so that you do not hear the projector even during the quiet scenes. It is my understanding that you're already ahead of the game with a projector that is less noisy than a DILA, so a hushbox should solve any noise issue.

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Daniel Hutnicki
AVS Sales Rep

Registered: May 2000
Location: On the Internet
Posts: 2400

Whisperflow - Damn it works well

Its been said many times before, but I would like to compliment Dave at Whisperflow and his well designed hushbox.

First of all the box along with the accoustic foam pretty much get rids of all the sound coming from my Dila. If anything, the fans on the box are louder than the noise coming out of the hushbox.
I had the Dwin
DLP for two weeks, and I have to say that the sound from the color wheel and the fan were way louder than my dila\hushbox combination.

Secondly, when the orginal shelf for the isco I lens turned out to be too small for the panny lens, he sent me a new one without asking for the old one back.

If anyone is thinking of getting a hushbox, you can feel very confident with his box.


The following is message is only intented for Dave's eyes


Dave, I did my bit, now send me my commission



Just kidding

__________________
Daniel Hutnicki
AV Science Sales Rep
(585)
454-1460 ext. 206
(818)
985-9900 (direct line)
daniel@avscience.com
Open until
8:30 pm EST
Feel free to call on Sat and Sunday

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12-13-01 05:10 PM

Dave Beatty
Member

Registered: Jan 2001
Location:
New York City
Posts: 57

Thanks! Your check is in the mail!

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12-13-01 07:28 PM

nstom
Member

Registered: Oct 2000
Location:
West Bloomfield, MI, USA
Posts: 47

sound absorption panels

My Whisperflow/G15 setup is very quiet, but not silent - I have a single sound absorbing foam panel immediately adjacent to the projector exhaust fan vent.

Have other users found further improveents in sound dampening with additonal foam panel lining the other
whisperflow box surfaces, or other baffles for either inflow fan opening or the bottom main air intake?

Thanks for any info!

all the best TM

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12-14-01 01:48 PM

Georgeb
Member

Registered: Jan 2001
Location: New
Glasgow, Nova Scotia, Canada
Posts: 194

Like TM, I would like to add some foam insulation to my Whisperflow. I was thinking about placing the panel at the back where my air exhaust vent is ( the Sony VPL400). I have already added Dave's optical glass for the front. The Whisperflow is quiet, but could be quieter I am told if the insulation is added. The question is, where do you put the foam panels ? I don't want to restrict air flow inside the box in any way. It's room temp inside the box and want to keep it that way if possible.
Hope to hear from some who have added the insulation.
George

BTW, Mr. Beatty really knows his stuff.

 

C Clark
Advanced Member

Registered: Jan 2001
Location:
Plano, TX, USA
Posts: 542

HT300+ Sound Suppression Question?

My ht300+ is too loud for me. It over shadows quiet dialog. So I need a solution to quiet it down. My PJ is mounted using a Chief mount with a pole that drops 3' from the ceiling. Can anyone provide ideas? I would assume some kind of acoustic foam with the right frequency properties would be a good start.

Thanks for any ideas.

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11-19-02 09:58 AM

johng
Advanced Member

Registered: Feb 2000
Location:
California's Redwood Coast
Posts: 851

Hello C Clark,
I know what you are talking about. Fortunately, the noise only intrudes occsasionally for us, so I haven't done anything about it...yet.

A "hush box" is generally regarded as the way to "hush" the projector. The important thing is ventilation. That's why wrapping the projector in foam won't work.

It might be possible to use the pole which attaches to the Chief mount and 'clamp' the top of the hush box to it. The projector would then go inside the box, suspended from the pole and still fixed to the mount. You'll probably need to visit your local building supply and have them thread your pipe several additional inches. Then you could "clamp" the hush box with locking nuts. Of course, the down side of this is aesthetic. You'll have a pole sticking out of the ceiling and this box will be hanging on it. However, you can use a mylar (i.e. "mirrored") material on the sides of the box. This will help blend the box into your ceiling by reflecting the ceiling pattern.

If you are not the "do it yourself" type, try contacting
Dave Beatty at www.whisperflow.com. Call Dave directly at his toll free number and discuss the needs. (Dave doesn't always respond to e-mails as quickly... he's an engineer and the 'Whisperflow' is a hobby).

I purchased a
Whisperflow for a first generation DLP. The box took the noise from the sound of a hair dryer (on full) down to a mild "whoosh". The box cut the noise by about 70%.

I hope this helps.
Good Vieiwng,

Robert Whitehead
AVS Special Member

Registered: Jun 1999
Location: West Hartford, CT; USA 06107
Posts: 1215

IF 7200 & WhisperFlow HushBox

I was one of those w/a noisy color wheel on my IF 7200. I ordered a WhisperFlow HushBox from Dave Beatty and the noise, inc. the cooling fan noise is totally gone.

I had the box made so that it fit over the 7200 retaining the IF Mount, rather than having the 7200 sit on the floor of the box as most aparently do. (Makes installation a lot easier, esp. if you've already shelled out the $ for the mount, as I did.)

The box is heavy duty acrylic plastic, absolutely gorgeous and I think highlights the projector in my video room. (I chose to leave it clear instead of having Dave make it flat black to match my ceiling. Granted the IF7200 is no
SIM in the looks department, but I still think it looks great.)

With the Sears switch box, the intake and outtake fan are triggered on and off by the projector. The two fans have 7 adjustable speeds, too.

Because I was also having a box for my IF X1 installed (a bit of overkill on a $1k proj), and the X1 was Dave's first, he came up and installed then both. He is a great guy, and fascinating. I also got the opportunity to see a box made. Talk about precision work!

But, having watched him, installation is easy with the mounting hardware he supplies, although a helper is needed at times to hold the box in place. (What else are wives for?)

I can not recommend Dave and the WhisperFlows highly enough. They work, they look great, and are made of high quality materials. (You would swear there's just a big hole where the Edmund Optical Glass goes in front of the lens; it's that clear and pure.) And Dave is extremely helpful and quick on the phone and email with pre and post questions.

I have only one reservation: what if your next proj. doesn't fit in the WhisperFlow box? Sell your old proj w/the box, and order a new box for your new proj! Anyone with any taste and desire for quiet operation should jump at the chance to get a WhisperFlow custom made for your used proj.

In any case, it seems projs. are getting smaller, so I would bet in most cases you could use the same Whisperflow box with your new proj, unless you're moving from
DLP or LCD to D-ILA. (Works great and looks great on the X1 in my bedroom, but, of course, I can not discuss that here in the >$5k forum and the X1 is a $1k proj.)

Last edited by Robert Whitehead on Today at 01:36 AM

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Today 04:09 AM

paulgas
Senior Member

Registered: Aug 2001
Location: paulgas@mac.com
Posts: 383

Robert
I have the same combo except Dave did not make mine to go over my IF mount. (Know any one who wants an IF mount?) Anyway I love it. Have you measured temp inside and ou of box? Can you take soem photos of your set up and either send to meor post? I have a inflo and outflo thermostat on mine. I am fiddling with the fan settings. What do you set yours for? Also I wish the fans ran for a little longer on shutdown but you can not have everything. I look forward to hearing and especially seeing more.
Paul

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paulgas
Senior Member

Registered: Aug 2001
Location: paulgas@mac.com
Posts: 370

My 7200 WhisperFlow project

Well I finally broke down and ordered the whisperflow. it arrived about 2 weeks ago but between vacation and work I have been to busy to do much with it. Anyway, I promised photos and the saga so here goes. The process of ordering was easy. I called Dave and told him what I wanted, 2 weeks later fedex knocks at my door

 

Axel
Senior Member

Registered: Mar 2002
Location: Farmington Hills, MI, USA
Posts: 360

Paul;

Here another one:

Looking at your last pic it appears that the box has no glass (e.g. Emundoptics) where the PJ projects through. Is this correct? If so how much noise is emitted there?

Thanks!
______
Axel

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05-01-03 08:34 PM

paulgas
Senior Member

Registered: Aug 2001
Location: paulgas@mac.com
Posts: 370

The past few days in whisper land

Axel
The front does have the optical glass. (Clear huh) The box is not silent. If you put your ear against the box it makes noise. The intake fan on the side is in fact the noisiest part. The rear fan has a baffle which does reduce the noise. maybe a baffle on the intake would help even more. I am sure Dave can put one on for anyone who wants. What struck me last PM as I watched tv was how much quieter it was than it has ever been. In fact I never noticed the pj at all. I was aware of the hard drive in my tivo though. Now that this thing is so quiet I hear all the other stuff in the room but for some reason (pitch, whine) the pj noise bothered me. I am glad to have it gone. The sears switch works perfectly. The fans have variable speed settings. I dialed them down so that i do not hear them. i did not measure the temp yet but I have a remote meat thermometer with a digital readout that I will just leave in the box near the back by the wire input to get an idea of what the box temp does over time and post that info. All in all I am delighted with the product. I think If I ordered one now I would add in some kind of mechaninsm to "clamp" the pj to the felt pads below so that it only moves with the screw turns and maybe add an "access" hatch on the rear to allow acces to the inputs. Otherwise for my application the whisperflow is an excellent product and i am very happy with the way it turned out. Two thumbs up. If you think of anyother questions fire away.
Paul

 

 

Yesterday 01:06 AM

Bob Williams
InFocus

Registered: Aug 2002
Location: Wilsonville, OR USA
Posts: 595

The intake is the best place. Make sure this temperature does not exceed the maximum rated operating temperature spec (which is specified in the appendix of our user guides).

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paulgas
Senior Member

Registered: Aug 2001
Location: paulgas@mac.com
Posts: 370

Updates

So after talking to Dave from whisperflow and Bob Williams from infocus I moved the temp probe a little towards the front. Temps plummeted. This allowed me to slow down the intake fan. the box is now totally silent. I mean you do not hear it unles you climb a ladder and get next to it. Dave is sending me a round access panel for the back and I will make the opening with a Dremel hole cutter. Once all this is done I will post more photos. All in all the whisperflow provides exactly what I was looking for a silent enclosure. i think with the rear panel modification I will be in heaven. Dave and I talked about placing a screw down fromt he top to hold the pj in position instead of teh foam I ma using now. Since he sent me an extra one i can always do that.
Paul

 

nerbe
Member

Registered: Apr 2001
Location: Dallas, Texas
Posts: 133

I have a hushbox (from Dave Beatty at Whisperflow) for my G-15 and replaced the rubber coupling with optic glass about 6-7 months ago. The temp inside the hushbox remains about 5 - 10 degrees above the room (90 - 92 degrees) with no projector overheating, except when I forget to turn the fan on. I have tried various ways to automate the fan but came back to the manual method.

I didn't do a great job of gluing the glass to the
hushbox but the picture wasn't affected, just the aesthetic appearance, but no one notices.

The bottom line is it hasn't caused temp problems and it does lower the noise level substantially. Highly recommended.

 

solo
Member

Registered: May 2002
Location:
Posts: 18

whisperflow hushbox for PLV-60

I have been using a whisperflow hushbox now for about 3 months with my PLV-60. Dave was a great guy to work with and he helped me customize a box that was a little larger than the standard and had an intake fan on the bottom. My projector runs cool for hours and the acoustic foam and fan baffles makes this projector just about silent. No more complaints about that annoying variable speed fan kicking on during quiet scenes

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03-22-03 01:24 PM

HK-Steve
Man of Leasure

Registered: Nov 2001
Location: Was Hong Kong now Switzerland
Posts: 349

We all love pictures,

Please post some up, so we can admire all the hard work and the skilled workmanship.

Cheers
Steve

__________________
Sharp and Detailed Images To You All

 

tomhahn
Member

Registered: Mar 2002
Location:
San Francisco Bay Area, East Bay
Posts: 33

Thanks, Huey

I was wondering if you could be a little more specific as to why DIY might outperform. David seems willing to try about anything. So if you have some concrete suggestions as to how to improve on his box, I (and I'm sure he) would like to hear them. Thanks!

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05-01-02 01:57 AM

johng
Advanced Member

Registered: Feb 2000
Location:
Northern California
Posts: 604

Hi Tom,
The
Whisperflow boxes can be modified to further attenuate sound. There are several options listed on Dave's website including optical glass to seal up the 'projector port' and sound deadening materials which can be used to line the inside of the box.

I use mine with a Davis DL-S8. It is NOISY. Dave's box, unmodified, cut the fan noise by 70%. I then modified the box to line the interior with sound insulating foam. That cut another 10-15%. I'm waiting for Dave to send me a new face plate with the optical glass.

So the Big Question: is it dead silent? The Answer: No. Does the remaining noise intrude on the movie experience? A few of weeks ago I was discussing some HT Room remodeling ideas with a couple who had viewed many films in our HT. They usually sit on a sofa that is directly beneath Dave's 'hushbox'; their heads are about 3' below the box. I was mentioning the possibility of a new projector and that it wouldn't require the 'husbox' to elimiate the noise. They both, in unision, commented: "What projector noise?".

__________________
Good Viewing,
John G

_____
Sim2/Seleco HT-300plus
Lexicon DC-1
THX/DTS v 4.0
Pioneer PRV-9000
DVD-R
Pioneer Elite DV-09
Pioneer Elite CLD-99
JVC
HRS-9800
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AVS-500 Switcher
Paradigm Premiere LCR's SS x4, Sub

 

jsnable
Member

Registered: Aug 1999
Location:
Los Altos Hills, CA
Posts: 103

G11/WhisperFlow install (long)

I thougth I would share my experiences with installing a WhisperFlow for my G11. Always loved the projector, but as everyone knows it is pretty loud. I originally installed it using a Chief mount with wall mount arm (now for sale in the classifieds). I used this instead of a hushbox since I am very close to the zoom limits and wasn't sure if the projector could be closer to the back wall.

Once I got my screen (118" wide GrayHawk) and did some measuring, it looked like
Dave Beatty's WhisperFlow would work out - barely. He sent out the latest, greatest D-ILA offering, which has an intake fan on the right side and two exhaust fans on the top. I found some nice, heavy duty Stanley brackets at Home Depot and mounted one to a stud and the other with some Gorilla mounts. I actually pulled myself up with each to test them. And yes, I am heavier than the projector/box. After drilling some holes for power, video and fan cords, I was ready to go.

The WhisperFlow does indeed enhance the viewing pleasure with a D-ILA. It is certainly still audible, but it is now possible to watch movies without fiddling with the volume, either to boost up the dialog or ratchet down the explosions (yes I am married). The fans come with a variable voltage transformer which cuts their noise down a lot. I am still experimenting but have both set to 7.5 volts for now. Dave is going to send out some acoustic foam, as well as a baffle for the intake fan. I will try the foam on the exhaust side and I bet that will be about all I will want to do to additionally drop the noise level.

The options I got were the Edmund Scientific glass (which I siliconed in) and the PanaMorph shelf (yes I am an eternal optimist). I will post some new pictures once the lens comes and I finalize any additional soundproofing. For now, here is a link to some pictures. Couldn't quite figure out how to put them into the text... or attach one for that matter.

http://homepage.mac.com/jsnable/PhotoAlbum1.html

Jay

Last edited by jsnable on 10-19-01 at 03:54 AM

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10-19-01 03:34 AM

William
Senior Member

Registered: Apr 2000
Location:
Hinesville,GA,USA
Posts: 208

I ordered a WhisperFlow yesterday from Dave. Can't wait for it to get here. He is also installing the acoustic foam.

 


 

Author

Topic: Whisperflow Hushbox

Mark Petersen
10+ Posts

Posts: 18
From:
San diego, ca
Registered: Dec 2000

posted 05-06-2001 06:29 PM                



I just wanted to write a quick note and let people know that I'm very pleased with the results from my Whisperflow Hush Box. The owner of Whisperflow (
Dave Beatty) has been great to deal with and very interested in suggestions on how to improve the product. I sent away for some acoustic foam from another manufacturer that I used to line the inside of the Whisperflow and it is working wonderfully. I'm going to post more information about the acoustic foam and where to get it later. With some additional tweaks that Dave and I have discussed at length, we were able to get the sound of both the projector and Hushbox to be extremely quiet. About the same volume and characteristic of the soft "whoosh" sound that comes out of a heater/AC duct. Very quiet indeed!!

Whisperflow has a new website (www.whisperflow.com) and Dave has added an option to remove the rubber boot (for existing and new Whisperflow owners alike) and replace it with Optical Glass. I highly recommend the optical glass approach as it cuts down the sound level to almost unnoticeable levels. Dave has also redesigned the Whisperflow to increase air flow while also making the unit quieter.

If you are like me and need/needed a Hushbox, give Dave a call. It's great seeing small cottage industries like Whisperflow and Dilard cropping up to help out hard core enthusiasts like ourselves.

------------------
Behold the power of cheese!

Subject:       whisperflow

Date: 4/7/01 9:58:58 AM Pacific Daylight Time

From:          ckyriak@imsc.usc.edu (Chris Kyriakakis)

 

 

Hi Dave,

 

I installed a piece of antireflection coated glass on the front panel

of the WhisperFlow and removed the black rubber tubing.  The

difference is just amazing.  The projector noise has gone down

another 10 db at the listening position and now the only noise is the

slight whirring of the fans.  I run them at 6 V and it's really

great.  I would highly recommend the $30 investment in the glass from

Edmund.  Mounting it was a little messy (I used clear caulk all

around) so I'm sure you will come with a better way to flush mount it.

 

Anyway, I would like to order a second unit for another DILA

projector (the M15).  This one will need to hang from a metal bar

that hangs from the concrete above the acoustic drop ceiling in the

lab.  Any ideas on how to mount it and also how to better mount the

glass on the front panel?

 

thanks

 

Chris

 

 

Author Topic: Whisper Flow for DILA arrives! SwampFox New Member Posts: 1 From: Registered: Sep 2000 posted 09-14-2000 10:00 PM

 

I have just received my Whisper Flow hush box from Dave Beatty and would like to post a mini-review. It is well known the G10-15 Dilas are fairly noisy. When I first got my projector I set it up on a small table near its permanent position. The noise was unacceptable. I began to design my hushbox, and did a quick inventory of material cost, and an estimate of the time involved. I saw several weekends involved. I then called Dave about the progress of the Whisper Flow. Dave estimated that the box would cost $500. Well, the cost of the material easily exceeds $250. I ordered the box. The box arrived earlier this week. It came double boxed, and well packed. The box is large, but that is expected because, DILAs' are not dainty. The box is well constructed out of 3/8" acrylic. All the edges are buffed to a mirror finish. The box has a large air vent in the bottom along the back edge. The vent is 4" wide, and stretches the width of the box. The box holds a platform supported by acrylic baffles, which deflects the airflow. The air flows along the bottom of the case, through the baffles to the front, where it then enters the box. There are two fans on the top of the case. The projector sits on three felt pads, and is elevated by three carriage bolts, that are used to level the projector. The lens extends through a 4" hole in the front panel. The real issue is "Does it work?" The short answer "YES". I tried to measure the noise from the DILA before and after installing it in the box. I used a RS sound meter. The projector seems to put out about 50db of sound, at 1 meter, but it varies depending on where you measure. Once enclosed in the box, I could no longer measure the noise with the RS unit, but the unit is useless below 50db. The unit now makes less noise than the HTPC that drives it. My guess (Please be kind it is just a guess) is that the noise is in the 38db range in front of the box. It is louder below the box, because of the air vent, and louder above the box because of the exhaust. I highly recommend this box. It does have some minor shortcomings, but overall it is excellent. It is well designed, attractive, and well crafted. And best of all, it works as advertised. I think it is a bargain! SM /b> 

 

 

Posted by Phil Reeves on Mon, Jul 17 at 08:00am

 

I'm sure there have been many messages in the past commending the WhisperFlow enclosure, but I don't think it does any harm for me to add to the accolades. I've received mine in the last week (I live in the UK), and it has greatly improved my film viewing experience. I estimate fan noise has been cut to around 30% of previous levels, and this makes an ENORMOUS difference to my enjoyment of my films. I'd forgotten that I love home theatre as much for the subtleties of the audio experience as for the large image from the 400Q! Dave Beatty was very patient with my incessant emailed queries, and allowed me to customise the enclosure to my precise specifications. It arrived extremely well packaged with no damage and all fittings and extras intact. I also think it improves the look of the projector (even though it IS a large unit). All I can say is that I would heartily recommend this unit to anyone who feels that the fan noise from the 400Q intrudes on their viewing experience. Dave's level of customer service was high - he's even sending me an extension for the power lead at no extra charge because I mentioned that as my only complaint! Phil Reeves 

 

Posted by John Graves on Wed, Apr 12 at 12:10am: 

 

Hi Folks, I can recommend Dave Beatty's "Whisper Flow" hush box for those of us with DLP or LCD projectors. In my case (Davis DL-S8), the fan noise intrudes in films with lots of dialogue. Dave's hush box knocked down operational noise by at least 70% and is well worth the modest investment. The unit is well made, and well engineered. It appears to "flush" air through the box continuously and I see no problem with "overheating". The box is only slightly warm after several hours of projector operation. In addition, by ordering the box with "mirrored sides", I've eliminated the "light spill" that leaks out of the Davis side vents. When you get the box, you will still have to drill mounting holes (ceiling mount), possibly another hole or two for extra adjusting rods, and a hole for cables. The box weighs 33 lbs. Dave Beatty is very easy to work with and seriously concerned about customer service and feedback. Check out Dave's web site at: http://members.aol.com/whisperflow/whisperflow.htm Good Viewing, John G  

 

Posted by Gary J on Wed, Dec 22, 1999 at 3:16pm: 

I don't have a Sony VPL-W400Q but I thought you guys might be interested in this. I have a DLP projector about the same size as the VPL-W400Q so when I heard about the Whisper Flow I had to give it a try. I love my projector but I had to keep turning the volume up and down during the quiet dialogue passages because my fan noise was too loud. The Whisper Flow is box made out of clear plastic with a silent fan and a baffle system that keeps the projector cool and quiet. When I first installed it I think I had too high an expectation. I could still hear the projector, it was less but I could still hear it. Then my refrigerator kicked on and I couldn't hear the projector any more. Now I knew it was working. I then watched a move..... Wow. I didn't touch the volume once. I didn't even notice any projector noise. This is even more impressive when you consider that my receiver runs two theaters, one with the projector and one on a 55" wide-screen. Normally I run my surrounds on the Projector set up at +1 or +2 and on the 55" and -4 or -3. I had the wrong setup for the projector, way below the correct volume, and I still had nice surround. The Whisper Flow is one of the best upgrades I have made to my theater in a long time.  

Dave Beatty who owns Whisper Flow is a great guy. He kept in constant contact with me and made custom modifications exactly as I wanted. He called me as soon as it arrived to see if I had any questions or if I needed advice about installing. This is customer service I have not seen in a long time. Of course, I am not getting paid for this or am I receiving a discount. I think this is a great product and Dave does a great job. 

Posted by John Caswell on Sun, Nov 14, 1999 at 6:02pm: 

I have just finished my latest upgrade to my home theater. I have installed  the WhisperFlow enclosure for my VPL-W400Q. It does everything it is advertised to do. Dave Beatty is great to work with. Everything you have heard is true. 

Please take a look at my slide shows. The Theater Slide Show has pictures of my entire setup and my old projector mounting method.  The WhisperFlow Slide Show displays my new setup. Once you get there, send me an email if you have any questions. 

Posted by Aaron J.M. Buckley on Mon, Oct 18, 1999 at 11:06am: 

I have always been unhappy with the amount of noise that the 400Q makes. Unfortunately, I always thought that the WhisperFlow enclosure would be too unsightly, so I went with the Peerless mount. Finally, last week, I broke down and ordered the enclosure (appearances be damned). 

My first reaction upon opening the box was that installing the whisperflow on the ceiling was going to be a two person job. Especially if you have tall ceilings. So, I     bought some beer, and invited my best friend Mike over to help me drink them (oh, and while you are here, can you help me install this thing). 

Once it was installed, I was immediately impressed at how well is muffled the noise that the 400q makes. I can now set the volume low enough for the neighbors, and still hear dialog perfectly during the quite scenes. I would say that it reduces noise easily by 75%. 

Now for the good part. The thing looks great up there on my ceiling. I got one that has mirrored sides, which reflects the ceiling color. It looks like the enclosure is a part of the house, not something that was bolted on later. 

I would highly recommend the whisperflow to anybody who owns a 400Q. I would go so far as to say that it is a necessary purchase to go along with the projector. 

Oh, and Dave Beatty is a really nice guy too. He was super-cool about answering my installation questions. 

Posted by Ken W on Mon, Aug 23, 1999 at 5:14pm: 

Just had to give you guys my testimonial... 

I ordered my WhisperFlow about 6 weeks ago, and about 2 weeks ago, it came!  Dave Beatty was very helpful in going through the various options and configuration I could get, and we settled on one that would work perfectly for my new room. It's sitting on shelf brackets, so it's a "shelf" model, venting on top, with the fan. 

Dave called me to tell me when it was going to ship, and told me to make sure I was happy with it, and that it arrived safely before sending payment. Wow. OK, we can do it that way :-). 

The day the box was to arrive, Dave called me to see if it had gotten in yet, and told me to be sure to call him for any installation questions. When I got home, I took the WhisperFlow out of the box, and it arrived in perfect shape. 

The box is heavy duty. Thick plexiglass with *smooth* polished seams. I was amazed at the quality of the workmanship, and the finish quality of the box. 

My box had the "mirrored" sides that Dave's craftsman is trying out. At first, I wasn't sure I'd like it, but it looks *great* installed. You hardly even notice the box unless you're standing looking at the back of the room (front of the projector), or look up directly under the box. From the side, the box reflects my textured ceiling, and blends right in. I like having the bottom clear, though, so I can see the indicator lights on the projector. 

I hurried upstairs, and got the box install. The only problem I had was one of the pressure connectors from the fan had worked loose, and I had to whip down to Radio Shack for a replacement. I got the projector in, and found that with the 3 adjustment screws on the bottom, I was able to align it more accurately and quickly than before. Of course, I was putting foam and cardboard under the projector as it sat on a shelf, which wasn't very accurate. 

It sounded, oh, 75% quieter with the WhisperFlow installed, but I decided I needed an objective measurement. Got out my new sound pressure meter, and gave it a go. I had to get 8" from the front of the WhisperFlow before I could get a reading from my SPM. Then, I removed the front cover, and measured from the same spot. A 6db difference! Without the front cover, I could measure sound out to about, oh, 2.5 feet. From my viewing position, there is very little perceptible noise. The projector sits about 3' above and 4' back from my head in normal viewing position. 

Prior to the WhisperFlow, we either turned the sound way up, or watched primarily action flicks. With the WhisperFlow, the Sony has become the ultimate consumer-priced projector. 

Dave checked in with me after I'd had some time to live with the WhisperFlow to make sure I was happy with it, and I'm *very* happy with it! I was going to try to install the project behind a wall to reduce the noise, but now I can keep the projector right in the room, and not even notice it. If you're at all bothered by the rather significant noise the Sony makes, I highly recommend the WhisperFlow. It was well worth the investment, and Dave was very eager to make sure I was nothing but happy with my purchase. 

BTW, I'm in no way affiliated with Dave, other than as a very satisfied customer. Thanks again Dave! Between this forum, Medical Video Systems, and Dave, we've got some great support for a very good product! 

Posted by Jeffrey Y. on Sun, May 9, 1999 at 9:04pm: 

I got my WhisperFlow from Dave Beatty this week and just wanted to let everyone know how much of a difference it makes with fan noise with my below-the-screen setup. 

The fan noise had been particularly frustrating for me because my 400Q is mounted on a video stand about 18" from my ear. Before I got the enclosure, the fan noise was really objectionable in any movie scenes without loud music or special effects (i.e., whenever characters were talking normally). With the enclosure, I can't hear the projector at all while I'm watching a movie. 
 

(It's not completely silent with my audio receiver off, but who cares? I don't watch silent movies, and, after all, there has to be some way to vent the air. Although I didn't make sound level measurements, I think the 400q would seem close to silent if I were sitting in a chair and the enclosure was ceiling-mounted, even with the audio receiver turned off.) 
 

I should mention another side benefit. It looks really good with the polished clear plastic, rather than cheaper-looking fiberboard or plywood that you might use if it was homemade. 
  
Anyway, it makes a substantial difference in my enjoyment of the 400q, and I strongly recommend it to anyone bothered by the fan noise. 

I also want to commend David on his sincere desire to please. He keeps modifying the design to improve it, and even made some changes so it would work better for my room (e.g., changing the location and size of the rubber lens housing). 

Between Dave and Dennis, we can really get personal service and attention with our 400q now. 

Posted by Steve Schmidt on Mon, May 10, 1999 at 6:06pm: 

I installed a WhisperFlow  sound enclosure that I bought from Dave Beatty. I could not be more pleased. Because of the layout of my dedicated home theater room, the projector was/is directly above what is now the "best seat in the house"). I have 2 rows of four theater seats and the projector is directly above the seat in the second row that is in line with the center of my 106" Draper Clarion fixed mount screen. Instead of having noise and heat above this seat, I have quiet. The plexiglas enclosure is very hi tech looking which fits in great in my contemporary house and theater. 

There were several installation issues/problems that Dave was instrumental in resolving. Among other things, it needed to be mounted flush to the ceiling and the ceiling slopes up from front to back and also from left to right. I had promised my 8 year old daughter that the theater would be ready for her birthday party. Dave's attentiveness, helpfulness and follow-up could not have been better if all of the efforts were for his daughter's party instead of mine. He truly went above and beyond what anyone could expect. His product by itself is great but with his personal service is beyond words. 

I bought my projector from Dennis at Medical Video Systems. He was also an incredibly helpful resource. Both were a pleasure to do business with and I would recommend either without reservation. 

Posted by George / Canada on Mon, Mar 22, 1999 at 06:51am: 

I installed Beatty's Enclosure yesterday and it works great. Though fan is still audible it is insignificant. I can play movies at a reasonable level without disturbing the neighbors and still hear low dialogue. Enclosure also looks great. Dave works with you every step of the way from the time you order until it's delivered. This is money well spent. 

Posted by Peter on Sat, Mar 27, 1999 at 10:38pm: 

Having had my Sony for about three months, I thought it was time to do something about that fan noise (mild as it may be). To my happiness Dave also lives in Manhattan, just a 10 minute cab ride from me. 

Just finished doing an initial set up and I must say this thing is fantastic. Dave gave me a very thorough run through on how to do the installation and went far beyond what his responsibilities were...a real pleasure to do business with him. 

Back to the enclosure, noise reduction is substantial, to the point of the fan becoming virtually silent. While I currently have it upright, I am planning to install my projector higher and inverted to better utilize the design. For anyone who is a new owner, or thinking of buying a W400 make sure to add this to your immediate list of purchases. 
Just in case you need the number: 877-258-3797

Posted by Tim Huey on Mon, Mar 29, 1999 at 8:15pm: 

I had the opportunity to demo a WhisperFlow at the designer's residence. The initial impact the unit has on you is the ultra modern motif it exhibits. An all clear glass type enclosure no wood or metal brackets held it together. Dave, the designer, informed me the materials used are probably bullet proof. As he lives in the Time's Square area of Manhattan, this is probably a PLUS, however, for most of the rest of us we hopefully won't have to use this feature. There are 3 screws that are used to adjust the projector inside the enclosure from the outside. No need to open the unit up for minor adjustments. 

A hole cut into the rear of the enclosure allows air to flow and cool the unit. And a hole cut into the front of the unit allows the lens to project onto the screen. The enclosure would also be beneficial in keeping dust and accidental spills or drops from hitting the projector. 

The primary purpose of the unit is, of course, to reduce the sound of the fan. And it does that very well. We did several exposed/unexposed scenarios. With the awesome Energy Take 5 sound system putting out 5.1 channels of 70db sound you obviously couldn't hear the fan with or without the enclosure. But, when the sound level fell and the room went quiet with the projector unenclosed, you were easily distracted by the noise of the fan. 

Once again, enclosed the fan noise dropped incredibly, still audible if you strained to listen though. I don't know how much of that noise is being transmitted by air and how much is transmitted through solid materials and vibrations. Dave has used foam padded feet to adjust the projector position so that should reduce transmission. I suspect a Radio Shack sound meter might be able to pick up the fan noise with the enclosure in use but it will be very very low on the scale. It would be interesting to do a test and see if it can hear the noise. I have been trying to come up with an example of the level of sound you can hear if the enclosure is used but I can't think of anything to compare it to. Everything I think of is much louder. 

If your worried about the glass type material picking up light from the projector and prisming (is that a word?) it or reflecting it, don't. We tried several DVDs and the enclosure reflected nothing. 

Some variations are in the works on the enclosure, as Dave will constantly be trying to perfect his creation. One I saw was an opening from the front of the enclosure allowing easier access if the projector is up high. 

The price is reasonable and it blends in well with it's surroundings. If you are looking for a way to quiet your viewing environment and protect your investment you would be well served by the WhisperFlow. 

Posted by Jeff McNeal on Tue, Mar 30, 1999 at 08:42am: 

I'm also very pleased to see the reports of those who have purchased and are delighted with Dave Beatty's WhisperFlow. Dave doesn't have the business experience that Dennis has, but like so many of us, he's excited about the W400 and his enthusiasm is genuine. Best of all, his enclosure product is a real winner -- and very attractive. The thing that's impressed me the most about Dave is that he has continually sought to improve and modify his original design (even providing a retrofit kit for early buyers) based on comments and suggestions on this forum. I'm about ready to take the plunge and buy one of Dave's enclosures -- and I don't even NEED one -- but one of these days if I move, I probably will. 

 

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