DeepHemp (Sub)woofer

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Vinnie R.

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DeepHemp (Sub)woofer
« on: 27 Aug 2007, 03:10 am »
From Louis regarding the new DeepHemp:


I used to be a sub hater and never found the right sub to mate with the speakers. The old recommended sub page from the old site had nothing on it. I finally decided to have a hemp sub driver made and it’s specific to reproducing bass and nothing else. I then decided it had to be very fast. The result is a critically aligned sealed box and the new 8” Deephemp driver. The sub is very fast goes deep and the cabinet is dead quiet. I also tried it with a set of Lowther PM2As (custom order) in a sealed box for the Pass First watt amp. The sub stayed with this combo too. The sub will be available in all the finishes I offer and look great matched. I will also have a special to AC and Omega customers. The sub is $900 on special in any of the finishes and I will have combos too. I do have pics and need Vinnies help to post them.

A lot more about the sub will be on the site very soon. I have to build a few more in different finishes.

Some specs:

8” Deephemp driver
Critically sealed box .577
Downfiring driver
Quiet cabinet construction multilayer walls and sealed amplifier
Variable phase
Steep low pass filter
220-watt amp with linear power supply
Goes down to 26Hz
Weighs 50 pounds

The sub adds bass and blends in seamlessly.

Thanks again,
Louis


All,

Louis didn't have the time this past week to take many pics of the new DeepHemp, but here is a shot of one and one behind it:



I asked Louis for pricing info and other details:

Until the end of September, Louis is selling the DeepHemp for and intro price of $900, but after that it will be $1100. 

If you purchase a pair of Omega speakers with the DeepHemp, the DeepHemp will be $900 (even after the end of September).  I think Louis mentioned that he'll be offering special combo packages as well.

The DeepHemp cabinet is the same dimensions as the Compact Hemp, so they can even be stacked (with some isolation device between the two cabinets).

Also, for the Max Hemps and the Revolutions (and upcoming Hemp Revolutions with Alnico 8" HempTone drivers in a sealed box  aa) Louis is also planning on making a special pedistal (base) for these speakers that will actually be this DeepHemp sub (same internal volume) but with different dimensions.  You'll be able to dial in the amount of bass, crossover point, etc. for each speaker to suite your tastes, music, and room.

There is also the possibility of Louis later coming out with a Super 3 Hemp XRS Dipole, with the 8" DeepHemp Sub driver built into a sealed chamber on the bottom of the cabinet!  :o  :hyper:

Louis mentioned that integration of deep, fast, and accurate (and adjustable) bass response to the new Omega line-up of HempTone speakers is going to seriously boost performance and will redefine value!

More to come...

Vinnie

PS: I also just posted about this, so there will be some minor delay in production:
http://www.audiocircle.com/index.php?topic=44561.0

Vinnie R.

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Re: DeepHemp (Sub)woofer
« Reply #1 on: 4 Dec 2007, 01:57 am »
All,

Finally.... a webpage for the DeepHemp:

http://www.omegaloudspeakers.com/deephemp.html

Don't forget to click on "Available finishes" for more pics!

If you think they look great, just wait until you hear one (or two of 'em!)  8)

Best regards,

Vinnie

bprice2

Re: DeepHemp (Sub)woofer
« Reply #2 on: 6 Dec 2007, 05:11 am »
Would it be a bad idea to stack a speaker on top of a sub?  I couldn't help but notice that the DeepHemp is the same height as my speaker stands.

Vinnie R.

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Re: DeepHemp (Sub)woofer
« Reply #3 on: 6 Dec 2007, 02:29 pm »
Would it be a bad idea to stack a speaker on top of a sub?  I couldn't help but notice that the DeepHemp is the same height as my speaker stands.

Hi bprice2,

The DeepHemp shares the same dimensions as the Compact Hemp.  You can certainly stack these (or any other speaker) on top... and two DeepHemp subs is better than one!  aa
With two, you can really dial in the sound and having the stand-mount speakers on top of the sub should yield even better integration. 

I believe Louis mentioned to me that with stacking a speaker on top of the DeepHemp, you will want to put something between them for isolation and to keep the speakers from sliding.  Something as simple as those adhesive rubber feet should be a fine start, but I'm sure different types of isolation feet will yield somewhat different results.

Best regards,

Vinnie

bprice2

Re: DeepHemp (Sub)woofer
« Reply #4 on: 6 Dec 2007, 05:08 pm »
Vinnie,

Thanks for the reply. 

My next question may be one that only Louis can answer.  I have a pair of Super 3 Bipoles their dimensions are 20” H x 11”W x 14”D and the dimensions of the DeepHemp are 20" tall x 14" wide x 11.5" deep.  The height of the sub is perfect for one to sit beneath each Bipole.  If the subs were turned sideways (90 deg.), then there would only be a .25" overlap of the sub on each side, which would work fine for me.  The question is...can the deep hemps be configured with their amps on the 11.5" side as opposed to the 14" side, so as to allow one to stack the Omega Super 3 Bipoles atop the DeepHemps and have the subs appear to be facing the right direction? 

I hope the question is not confusing.

Thanks,

Brett

Vinnie R.

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Re: DeepHemp (Sub)woofer
« Reply #5 on: 6 Dec 2007, 05:41 pm »
Vinnie,

Thanks for the reply. 

My next question may be one that only Louis can answer.  I have a pair of Super 3 Bipoles their dimensions are 20” H x 11”W x 14”D and the dimensions of the DeepHemp are 20" tall x 14" wide x 11.5" deep.  The height of the sub is perfect for one to sit beneath each Bipole.  If the subs were turned sideways (90 deg.), then there would only be a .25" overlap of the sub on each side, which would work fine for me.  The question is...can the deep hemps be configured with their amps on the 11.5" side as opposed to the 14" side, so as to allow one to stack the Omega Super 3 Bipoles atop the DeepHemps and have the subs appear to be facing the right direction? 

I hope the question is not confusing.

Thanks,

Brett

Hi Brett,

Makes sense to me.  I'm sure Louis could mount the plate amp on the other side for you.  The DeepHemp driver is down firing, so it shouldn't make any difference.  He should be back to work next week... give him a call and keep us posted.

Best regards,

Vinnie


JDK1

Re: DeepHemp (Sub)woofer
« Reply #6 on: 6 Dec 2007, 07:58 pm »
First of all to Vinnie: Thanks for your quality insights and suggestions...They are much appreciated...And sincerest thoughts go to Louis and his family...

Vinnie and I have traded a few emails this afternoon and it goes (for me) to the heart of the value issue: Does A + B > C?   In other words, does the addition of (A) ~$2k/pair DeepHemps to existing (B) XRS/Hemp system, driven by Sig30.2, exceed the value equation (sound, economic, etc) of upgrading to (C) another quality speaker system (i.e., Devore Super 8, Zu Druid, etc.)? Does the addition of pair of DeepHemps fundamentally alter the balance to be comparably "better" than can be gotten elsewhere? All I know, is that I currently have the XRS and I intend to be 50/50 between music and home theater and I want the best of all possible, without seriously breaking the bank...or the marriage :roll:

Any takers?
Jonathan

rodge827

Re: DeepHemp (Sub)woofer
« Reply #7 on: 6 Dec 2007, 09:12 pm »
Jonathan,
Dude way too much math  :scratch:, I get what your thinking though, the Law of Diminishing Returns as applied to audio. My take on the whole thing is budget and preference. Currently I'm revamping my whole system, and the same question arose for me too. There were some products that were less money, but just weren't what I was looking for.  So I bit the bullet shined up the Visa and let it rip :D  Hopefully the marriage will survive, if not I'll have one smokin' system 8).

Brett,
 Louis is currently building me a pair of Compact Hemp's to sit on top of two Deep Hemp's.  :drool: We will be powering the Deep Hemp's with one plate amp that will be in a separate enclosure, away from the Deep Hemp's. The Deep Hemp's will have binding posts installed out of the back. I'll be able to put the plate amp enclosure in a cabinet and run just two pair of speaker wire to the Deep Hemp's. This will cut down on the amount of wires running to the Deep Hemp's. This also helped to offset the cost slightly, for only one plate amp will be used. When Louis is back, up and running give him a call, he is easy to talk to and thought that this set up was a good idea. :thumb:

Vinnie,
We should all be as fortunate to have a friend like you.

Rodge

Alwayswantmore

Re: DeepHemp (Sub)woofer
« Reply #8 on: 7 Dec 2007, 12:42 am »
Jonathan,
Dude way too much math  :scratch:, I get what your thinking though, the Law of Diminishing Returns as applied to audio. My take on the whole thing is budget and preference. Currently I'm revamping my whole system, and the same question arose for me too. There were some products that were less money, but just weren't what I was looking for.  So I bit the bullet shined up the Visa and let it rip :D  Hopefully the marriage will survive, if not I'll have one smokin' system 8).

Brett,
 Louis is currently building me a pair of Compact Hemp's to sit on top of two Deep Hemp's.  :drool: We will be powering the Deep Hemp's with one plate amp that will be in a separate enclosure, away from the Deep Hemp's. The Deep Hemp's will have binding posts installed out of the back. I'll be able to put the plate amp enclosure in a cabinet and run just two pair of speaker wire to the Deep Hemp's. This will cut down on the amount of wires running to the Deep Hemp's. This also helped to offset the cost slightly, for only one plate amp will be used. When Louis is back, up and running give him a call, he is easy to talk to and thought that this set up was a good idea. :thumb:

Vinnie,
We should all be as fortunate to have a friend like you.

Rodge
Interesting idea. When I first heard the Deep Hemp has the same dimensions as the Compact Hemp, it occurred to me that Louis should offer an "empty" deep hemp enclosure, allowing Compact Hemp customers to forgo the cost of dedicated stands (i.e. one active Deep Hemp under a Compact Hemp speaker, and a blank shell enclosure under the other CH). Then allow customers to upgrade the empty Hemp box to a functioning Deep Hemp when budget allows. The alternative would be to simply mount a speaker in a slave unit, and drive both Deep Hemp speakers from a single active Deep Hemp. Lots of possibilities, and an opportunity to forgo the cost of stands.

rodge827

Re: DeepHemp (Sub)woofer
« Reply #9 on: 7 Dec 2007, 01:55 am »
Always,

Louis and I discussed that same set-up, but the difference between one sub and two wasn't all that great. Most of the cost is in the construction of the Deep Hemp enclosure. Being able to talk to the builder and customise a system for ones use is a major reason why I went to Omega (Louis ) to begin with. If you want it he will build it. :D

Rodge

DaveC113

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Re: DeepHemp (Sub)woofer
« Reply #10 on: 7 Dec 2007, 02:49 am »
Jonathan,

I'd go with the deep hemps personally, but if you need maximum bass extension and volume obviously a bigger sub will play louder and deeper. If you'd rather have the best sound quality then I'd go with the hemp subs, and I'd guess they would meet most people's volume requirements. I currently use a small sealed sub that goes down to the mid 20 Hz range with my XRS and am very happy with the result. 

If you have a big enough space, it would be nice to put a set of bipolar super 3s on the subs...

Also, I don't think the Zu or Devore speaker are likely to be "upgrades"... they wouldn't be for me.  :wink:

Dave

bprice2

Re: DeepHemp (Sub)woofer
« Reply #11 on: 7 Dec 2007, 05:28 pm »
Brett,
Louis is currently building me a pair of Compact Hemp's to sit on top of two Deep Hemp's.  :drool: We will be powering the Deep Hemp's with one plate amp that will be in a separate enclosure, away from the Deep Hemp's. The Deep Hemp's will have binding posts installed out of the back. I'll be able to put the plate amp enclosure in a cabinet and run just two pair of speaker wire to the Deep Hemp's. This will cut down on the amount of wires running to the Deep Hemp's. This also helped to offset the cost slightly, for only one plate amp will be used. When Louis is back, up and running give him a call, he is easy to talk to and thought that this set up was a good idea. :thumb:
Rodge,

I never thought of that.  Something to contemplate. 

Your thoughts got me thinking.  Would it be possible to bridge both plate amps in a 2 sub system so that you would have a dedicated left and right sub at 220 watts/channel? 

Would this configuration give you better latitude and better bass control, or would it not make much of a difference?

rodge827

Re: DeepHemp (Sub)woofer
« Reply #12 on: 9 Dec 2007, 01:48 am »
Bret,

I'm not to sure about bridging the plate amps, but you could have two seperate subs with their own amp. Simplicity was the reason I went with one amp and not two, only one gain control and not two seemed easier to work with. I owned a pre amp with dual volume controls, and never felt that I got it right. :? Too much work :roll:, I listen to music to unwind and relax.

Louis would be the best to answer the bass control question.

Rodge 

bprice2

Re: DeepHemp (Sub)woofer
« Reply #13 on: 9 Dec 2007, 04:09 am »
Quote
Simplicity was the reason I went with one amp and not two, only one gain control and not two seemed easier to work with.
That makes sense.

Danimal

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Re: DeepHemp (Sub)woofer
« Reply #14 on: 10 Dec 2007, 03:30 pm »
Hello, I have a pair of XRS and was thinking about picking up a Deep Hemp for some added bass.  I have a question about placement.  How important is placement w/ the this sub?  Where does everyone have it in their rooms?  Does anyone have any pics of the sub in their listening room?  Also, if anyone knows of a good link where I can read about sub placement that would be very appreciated.  Thanks.

Dan

Louis O

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Re: DeepHemp (Sub)woofer
« Reply #15 on: 16 Dec 2007, 12:39 am »
Hi Everyone,

Many thanks for posting about the Deephemp. This is one piece that I'm so excited about. It everything I wanted in a sub. I very happy that I went ahead and made the driver. The key to the sub is it's ability to blend in so well, which is so hard to do with speakers this fast. The sub is very fast so placement is very easy. You won't get a bloated bass line with it. It plays deep and articulate. I know it won't go to 20Hz, but it gets pretty close. The main attributes are the speed and it's ability to produce musical bass.

I'm very happy to do custom stuff and easy as I build everything here at the shop.
The Deephemp's will be in Cube, original and a twin driver tower enclosure. The OB will have them built in.

Thanks,
Louis