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Footwell LED issue.

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Old Jun 23, 2010 | 11:13 PM
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From: MA
Unhappy Footwell LED issue.

Alright so I'm currently setting up accent lighting to illuminate my foot wells and underneath my seats. I'm going to post a thread on how I did all this after I'm done, but I've seemed to have run into an issue. First let me tell you about my setup. I have four 48 led strips all wired in parallel. They require 12V and draw 1 amp or less. They are connected to a double throw single pole switch. The middle position of the switch is off. One side of the switch is master power, so that provides 12V DC off the battery and works perfectly fine. I spliced into the cigarette lighter and I am drawing from there. Now the other side goes to the pioneer amp (I have premium sound) and draws power from there. My goal was to have the LED's brighten every time the bass hit.

This is the idea:

http://www.youtube.com/watch?v=4ACbaNOj6xY


Now I got wiring diagrams of the harnesses going into the amp here:

https://www.cobaltss.net/gallery/fil.../143419475.gif

https://www.cobaltss.net/gallery/fil.../143418744.gif

https://www.cobaltss.net/gallery/fil.../143419462.gif

What I did was use the rear subwoofer speaker output (+) to get the effect. I found that out of the two positive wires going to the sub that the green wire offered the best effect. I hooked it up and it worked! My issue is that my volume has to be turned up to 3/4 of the way up to get decent light output. I measured the voltage to be 5.7 volts with no fluctuation. I think if there was a way to step up the voltage then I would have the desired light output. I'm not sure if a capacitor would remedy the issue, but I have no idea on what value to use. There are a few things that need to be considered though. If I turn up the volume to the max I don't want to be over 12V and I would rather be operating around 9V because at 12V the light is BRIGHT. I want to use the audio setting during driving, AND YES I KNOW IT ISN'T LEGAL, W/E!!! If you have any idea's or know how to fix the issue please help! Thanks for any input.
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Old Jun 23, 2010 | 11:21 PM
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From: Rochester, NY
answer to your problem http://www.streetglow.com/ANMI2?sc=2&category=10
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Old Jun 23, 2010 | 11:32 PM
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Originally Posted by gdubs
Sorry, but I'm not interested. I've seen this successfully done without this type of unit. I'm not dropping $33 to make this work. That uses a microphone to send pulses to the lights. Interference can occur and I just don't like the idea. It is a poor design. I could have bought an entire light setup that used a mic for the music interface for that much money. Thanks anyway.
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Old Jun 24, 2010 | 01:28 AM
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From: Adams, MA
something like this but without a voltage regulator built in http://www.national.com/pf/LM/LM2621.html
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Old Jun 24, 2010 | 09:41 AM
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Originally Posted by richsoucie
something like this but without a voltage regulator built in http://www.national.com/pf/LM/LM2621.html
If I used some micro controller to step up the voltage that could work. I'm just not sure what is causing the lights to change brightness. I am almost positive it has to be voltage even though it isn't fluctuating. That's why I'm hesitant on this option, because I'm not sure I'll loose that signal (whatever it may be) that is giving me that change. I'm going to have to talk to an electrical engineer I know lol. Any other ideas?
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Old Jun 24, 2010 | 10:15 AM
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From: Adams, MA
my amp uses the input line to drive led's built into the amp have you tried to hook them up to the input line
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Old Jun 24, 2010 | 10:49 AM
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Originally Posted by richsoucie
my amp uses the input line to drive led's built into the amp have you tried to hook them up to the input line
If by input line you mean the wires coming from the head unit going into the amp, then yes. The LED's respond best to bass. The other speakers are acting as mids, so it barely lights them up.
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Old Jun 28, 2010 | 11:28 PM
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I've determined that i don't need to up the voltage. The light produced is enough when it is dark out. How to coming soon.
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Old Jun 29, 2010 | 12:41 AM
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good deal glad you figured it out. where in vt are you
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Old Dec 9, 2010 | 12:26 AM
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Originally Posted by richsoucie
good deal glad you figured it out. where in vt are you
Sorry it's been so long lol Montpelier. I was just checking my old posts for the hell of it.
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