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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Technical Forums > AUDIO/VIDEO + BLUETOOTH + Electronics/Alarm/Software > Dsp questions



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      05-05-2017, 05:21 PM   #1
jmanjeremyx22
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Dsp questions

Thinking about a dsp. I have k2 powers focal powered by a JL 600/6 wanting to maximize and get the best out of my speakers. What should I get? I know the JBL MS-8 is old but I can get very good pricing on it. Also my friend said he really likes audio control stuff. Or should I sell my JL 600/6 and get something like the bimmertech pp82dsp? Thanks guys .
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      05-05-2017, 07:57 PM   #2
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Quote:
Originally Posted by jmanjeremyx22 View Post
Thinking about a dsp. I have k2 powers focal powered by a JL 600/6 wanting to maximize and get the best out of my speakers. What should I get? I know the JBL MS-8 is old but I can get very good pricing on it. Also my friend said he really likes audio control stuff. Or should I sell my JL 600/6 and get something like the bimmertech pp82dsp? Thanks guys .
Contact Bimmertech and ask if the have a tune for the Focals. If yes, I'd call it a no-brainer.
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      05-05-2017, 09:29 PM   #3
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You can get a standalone DSP from a number of manufacturers if you want to keep your current amps. The Helix seems to be the most popular one currently .
If you were starting from scratch you might want to look at the Helix V8 or 6 dsp both of which have awesome to decent output power.

Bimmertech offers you a canned tune with the 82dsp but its less power per channel than the JL.

If you are willing to tune then I would go with a standalone Helix processor or V8 or 6dsp.

MS8 no output power and you have to take what the auto tunes gives you.

Last edited by ctuna; 05-05-2017 at 09:37 PM..
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      05-05-2017, 11:33 PM   #4
jmanjeremyx22
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Alrighty so question,. If i could get a brand new ms8 for around $255. For price to quality what way would you guys go?
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      05-06-2017, 11:53 AM   #5
ctuna
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I guess it depends on how much you like audio and your
budget and which features you want to compromise on .
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      05-06-2017, 11:34 PM   #6
jmanjeremyx22
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What do you guys feel about http://audison.eu/index.php?page=product&id=50?
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      05-07-2017, 12:06 AM   #7
ctuna
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Your link goes nowhere.
Generally there is the Bit 1 and the Bit 10 . Both are kind
of old technology and the Bit 10 only has 5 channels and
generally you would want at least 6 channels in a e90 dsp.
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      05-07-2017, 12:55 AM   #8
jmanjeremyx22
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Sorry don't know what happened. It's the audition 8.9 amp/dsp.. or what do you guys think about Hertz H8.
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      05-07-2017, 01:31 AM   #9
ctuna
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audision 8.9 only has 35 watts per channel .
http://www.diymobileaudio.com/forum/...bit-ten-d.html

Don't know much about Hertz products they don't seem very
popular here.
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      05-07-2017, 02:00 AM   #10
jmanjeremyx22
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What you think of the minidsp c-dsp 6x8 or the jl fix 86 and jl twk combo?
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      05-07-2017, 02:10 AM   #11
ctuna
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Don't know look for reviews
fix is just a frequency flattening device similar to
the cleansweep they use to offer.
twk is a dsp but it looks like they want to you to
buy the one of the fixes to feed it.

I think the helix is the best for quality and control
from what I have seen.

Last edited by ctuna; 05-07-2017 at 02:29 AM..
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      05-07-2017, 02:34 PM   #12
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If you want to keep your amp then go for a Helix DSP or similar.

The benefit of the helix DSP could be that eventual "DSP tuning" from Bimmertec could be applied in the Helix DSP (you should consider and ask them to supply this).
Alternative you can swap the amp against a Helix PP62 (drives front / rear + underseat subs w the 6 ch build in amp).
If you need 8 channels you can go the bimmertec or PP82 way.

I consider the JBL to be old in this context and no longer up to play with the new HW & SW from many of the aftermarket DSP's out there now.

Last edited by BMW3DK; 05-07-2017 at 02:34 PM.. Reason: ...
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      05-08-2017, 07:34 AM   #13
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If you can get a DSP with a car AND speaker specific tune, don't hesitate. Don't just buy a DSP blindly, it's almost like buying a helicopter, and not knowing how to fly it.
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      05-08-2017, 02:33 PM   #14
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A true dream....

But depending where you live, I'm sure that you can find a skilled installer that can tune your DSP at your pleasure.
JL Audio offer good training, so a trained JL dealer should be able to do the job against a few $$ I'm sure.

:-)
Chris

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Originally Posted by kaigoss69 View Post
If you can get a DSP with a car AND speaker specific tune, don't hesitate. Don't just buy a DSP blindly, it's almost like buying a helicopter, and not knowing how to fly it.
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      05-08-2017, 04:04 PM   #15
ctuna
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The thing about the Helix is the number of Bands and adjustments
are much finer and there is already large user group and there tuning software is more highly developed.

https://www.google.com/url?sa=t&rct=...rVw6zjG6C5owjA

The above is the first part of a 14 part series
on tuning a DSP
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      05-09-2017, 03:03 PM   #16
BMW3DK
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Oh - I know the Helix! So far I've installed 8 or 9 of the amplifiers and 2 of the DSP's :-)

Currently we have a PP86, a DSP and a PSix MK2 in our cars :-) :-)


The only reason to recomend JL audio, is that they are good at training their dealers and offer a good tool do do RTA.

// Chris


Quote:
Originally Posted by ctuna View Post
The thing about the Helix is the number of Bands and adjustments
are much finer and there is already large user group and there tuning software is more highly developed.

https://www.google.com/url?sa=t&rct=...rVw6zjG6C5owjA

The above is the first part of a 14 part series
on tuning a DSP
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      05-09-2017, 03:10 PM   #17
ctuna
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Whats the JL tool for RTA because I read there twk manual and the tools
don't seem to be there or on there site?

Helix offers some pretty slick software , procedure and a calibration microphone
and I don't see that on the JL site.
Maybe there intention is to not let the DIYer do it.
The microphone from helix is very expensive though.
The one advantage the JL hardware has is the ability to mix Inputs for a center channel . I don't believe that's on the Helix.
6 dsp from helix looks really sweet for power and the high quality dsp.
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      05-13-2017, 05:00 AM   #18
BMW3DK
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The JL tool is a dealer tool :-)

and don't spend the money on the Helix mic, you can buy a good USB mic from ebay and use this with the right SW

The Helix can multiply channels for center - you configure this in the IO configuration page.

and yes, the 6DSP is indeed a sweet amplifier :-)

// Chris

Quote:
Originally Posted by ctuna View Post
Whats the JL tool for RTA because I read there twk manual and the tools
don't seem to be there or on there site?

Helix offers some pretty slick software , procedure and a calibration microphone
and I don't see that on the JL site.
Maybe there intention is to not let the DIYer do it.
The microphone from helix is very expensive though.
The one advantage the JL hardware has is the ability to mix Inputs for a center channel . I don't believe that's on the Helix.
6 dsp from helix looks really sweet for power and the high quality dsp.
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