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In-dash carputer + audio build

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Old Jul 26, 2012 | 01:39 PM
  #31  
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No, vastevo, this means the standard RCAs that any amp can use...

An active crossover can then split the signal properly to separate amps (Highs/Mids/low frequencies) with best efficiency and balancing control.
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Old Jul 26, 2012 | 02:03 PM
  #32  
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Originally Posted by Veronica
No, vastevo, this means the standard RCAs that any amp can use...

An active crossover can then split the signal properly to separate amps (Highs/Mids/low frequencies) with best efficiency and balancing control.
Exactly! You can also use audio processing software to only send specific frequency ranges to the specific outputs on the motherboard. I will be using three of the audio outs (front channels, rear channels, and sub), and I will be able to choose which frequencies get sent where digitally. (Also, I have active crossovers I will use for the front component speakers, as they will be getting the same source audio.)
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Old Jul 26, 2012 | 03:25 PM
  #33  
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I might be contracting you out in the near future...
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Old Jul 26, 2012 | 07:21 PM
  #34  
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Originally Posted by res23
Exactly! You can also use audio processing software to only send specific frequency ranges to the specific outputs on the motherboard. I will be using three of the audio outs (front channels, rear channels, and sub), and I will be able to choose which frequencies get sent where digitally. (Also, I have active crossovers I will use for the front component speakers, as they will be getting the same source audio.)
so you'll use 3 of the audio outs on the MB utilizing the 3.5 to rca converter? Sorry for the noob questions....
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Old Jul 27, 2012 | 07:06 AM
  #35  
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Originally Posted by vastevo
so you'll use 3 of the audio outs on the MB utilizing the 3.5 to rca converter? Sorry for the noob questions....
http://www.crutchfield.com/p_703EGMR...s-10-feet.html

Yep. Two will run to my 4-channel amp for front and rear audio, and one will run to my sub amp. So this will be capable of 4.1 audio instead of normal stereo.
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Old Jul 27, 2012 | 03:12 PM
  #36  
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That makes sense. I use those cables on my home stereo all the time to hook up mp3 players and the like.
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Old Jul 29, 2012 | 08:47 PM
  #37  
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Well the good news is it is in and working! The bad news is it looks like I am going to have to figure out how to custom mount the enclosure in the dash so it works with the Metra dash kit... so at this mount it looks like a Frankenstein monster, but it works.

I ran out of time tonight and only got the amp and front speakers/tweeters put in. I will have to make time to put the rear speakers in some time this week, and maybe the subs this coming weekend. I must say though, that with only running two door woofers and tweeters it sounds pretty good, just missing some bass. Highs and mids are definitely much better than what the stock head unit and amp were producing.

More updates and pictures to come.
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Old Jul 30, 2012 | 02:00 PM
  #38  
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Whats wrong with the mounting? If the kit bots to the stock ears (like a replacement double din stereo should) then the dash kit should work like a charm.

What problem are you having with it?
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Old Jul 30, 2012 | 07:28 PM
  #39  
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Originally Posted by ProjectGSX
Whats wrong with the mounting? If the kit bots to the stock ears (like a replacement double din stereo should) then the dash kit should work like a charm.

What problem are you having with it?
Apparently the enclosure is made to sit behind the Scosche kit. Bolted to the stock ears the enclose sits out approx. 2" too far. I will take some pics tomorrow to show you what I mean.
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Old Aug 1, 2012 | 09:11 AM
  #40  
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Is there any way you could make a vid of the operating unit?

I just want to see how simple the UI is and how fast it transitions.
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Old Aug 1, 2012 | 02:02 PM
  #41  
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subscribed!
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Old Aug 2, 2012 | 08:52 AM
  #42  
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I did something similar with a micro ITX that fits in my back pocket running an old 500mhz AMD Geode and Slackware linux with a totally custom stripped parallel init system, light kernel (no modules, only the exact drivers compiled in) and best of all it runs off 12 volts directly without a transformer and boots *fully* in 10 seconds from receiving power ready to render OpenGL. (Stock install takes over 2 min to fully boot so it's an incredible gain)

I have a few of these things sitting around. One I'm using for a wireless access point, another is a camera server that automagically grabs DHCP and exports any plugged in cameras to a webpage. Good little headless appliances and they have Ethernet/VGA/2USB/Mic/PCM Out/1xSoDIMM/1xMiniPCI(wireless). Cheap, disposable and tolerant to running hot without any active cooling in a metal case. You just have to run a barebones tuned install to get performance out of them which is no problem for me .

I simply planned to write a light OpenGL carputer interface in C++ or Python but never got around to it. These things are my specialty though so feel free to give me a holler if you ever decide to go with any Unix flavors on there or want any advice.

Hell if you want to buy one of these same boards I'll give you an image of the filesystem so you can play with it. Nice inspiring project and good luck with it

Last edited by acidtonic; Aug 2, 2012 at 08:57 AM.
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Old Aug 2, 2012 | 09:47 AM
  #43  
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Originally Posted by acidtonic
I did something similar with a micro ITX that fits in my back pocket running an old 500mhz AMD Geode and Slackware linux with a totally custom stripped parallel init system, light kernel (no modules, only the exact drivers compiled in) and best of all it runs off 12 volts directly without a transformer and boots *fully* in 10 seconds from receiving power ready to render OpenGL. (Stock install takes over 2 min to fully boot so it's an incredible gain)

I have a few of these things sitting around. One I'm using for a wireless access point, another is a camera server that automagically grabs DHCP and exports any plugged in cameras to a webpage. Good little headless appliances and they have Ethernet/VGA/2USB/Mic/PCM Out/1xSoDIMM/1xMiniPCI(wireless). Cheap, disposable and tolerant to running hot without any active cooling in a metal case. You just have to run a barebones tuned install to get performance out of them which is no problem for me .

I simply planned to write a light OpenGL carputer interface in C++ or Python but never got around to it. These things are my specialty though so feel free to give me a holler if you ever decide to go with any Unix flavors on there or want any advice.

Hell if you want to buy one of these same boards I'll give you an image of the filesystem so you can play with it. Nice inspiring project and good luck with it
Thanks for the info! I had thought about going with a Unix OS, but EvoScan is a Windows only application, and I wasn't sure about Unix drivers for the OpenPort 2.0. Being able to tie in all of my gauges was a priority for me. Even though I am a Software Engineer, I didn't want to have to take the time to write any drivers or such myself.
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Old Aug 2, 2012 | 09:48 AM
  #44  
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Originally Posted by vastevo
Is there any way you could make a vid of the operating unit?

I just want to see how simple the UI is and how fast it transitions.
Yea, I will take some video later today if I remember. The UI in Centrafuse is pretty nice, transitions smoothly, and nice big buttons.
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Old Aug 2, 2012 | 10:50 AM
  #45  
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Originally Posted by res23
Yea, I will take some video later today if I remember. The UI in Centrafuse is pretty nice, transitions smoothly, and nice big buttons.
thats exactly what i wanted to hear. If this is as smooth as you say it is, i'll be ordering parts soon.

How's the bootup time? Also, how do you switch to evoscan from centrafuse?
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