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i listen to the music perfectly wen its at a normal volume but once the amp is really kicking it turns on and off. my sub, that is powered by another amp, stays on perfectly.

2006-10-03 15:12:06 · 11 answers · asked by awskater9005 1 in Cars & Transportation Car Audio

11 answers

if it just started, you have an equipment or wiring problem. check the wires first, that's easy. Otherwise, the amp may be bad, check the warranty if its new. Maybe you can get a replacement.

If it's always happened, some cars have an factory amp for the rear factory speakers hidden in the wiring, sometimes between body panels. if you didn't bypass that, you're more than likely blowing out the new amp with too much power causing it to shut itself down. (protected mode or something)

2006-10-03 15:22:16 · answer #1 · answered by shogun_316 5 · 0 0

I will tell you exactly what it is almost 100% on this one...You are not getting enough juice! check the power cable for the amps. Remember that an amp in the 250-300 watt range requires a power cable of 4 guage at least. If you are getting into the higher wattage amps and multiple amps you are going to need a lower guage. I found this out when one of my ghetto buddies did not have any power wire and I reluctanly wired his amp with speaker wire!!!!! THe amp worked until the deck was turned up and it made the nasty rumbling noise and the protection set in shutting down the amp. I would say to check your power wire's gauge and connection...them possibly a speaker...but usually if you have a dead short in a speaker you will know it because either A. the speakers won't sound right or B. the amp will go into protection mode or blow a fuse.

2006-10-07 03:46:22 · answer #2 · answered by jack sparrow 1 · 0 0

I will tell you exactly what it is almost 100% on this one...You are not getting enough juice! check the power cable for the amps. Remember that an amp in the 250-300 watt range requires a power cable of 4 guage at least. If you are getting into the higher wattage amps and multiple amps you are going to need a lower guage. I found this out when one of my ghetto buddies did not have any power wire and I reluctanly wired his amp with speaker wire!!!!! THe amp worked until the deck was turned up and it made the nasty rumbling noise and the protection set in shutting down the amp. I would say to check your power wire's gauge and connection...them possibly a speaker...but usually if you have a dead short in a speaker you will know it because either A. the speakers won't sound right or B. the amp will go into protection mode or blow a fuse.


Hope this helps.

CC

2006-10-03 17:06:21 · answer #3 · answered by james_spader_jr 3 · 0 1

find out the preoutput voltage of your headunit and set the gain to what that is and nothing else LEAVE IT THERE, the gain isnt a volume knob for your amp its to get the amp and the radio on the same page (i.e. radios at 50% volume and so is the amp) if you turn it down too low that will make the amp very sensitive to volume adjustments and your amp will be at 100% while the raidos at like 50 or 75% and once you go past the 50 or 75 on the radio the amps going to keep trying to play higher even though its already maxing out which is going to cause it to clip and cause distortion untill it goes into protect mode

2006-10-03 18:23:55 · answer #4 · answered by puresplprix 4 · 0 0

if your running two amps out of one car chances are there is not enough power. you need a power inverter or a better alternator. or it could be a short in the amp, or the ground wire is bad. sometimes a grand wire wont work through the paint on the car. it has to be directly mounted to metal.

2006-10-03 19:46:31 · answer #5 · answered by Anonymous · 0 0

Probably the amp for your speakers is going into protect mode. Could be a blown speaker, bad ground, internal damage, RCA cable problem, the list goes on. Has this always happened? Is it a Sony amp?

2006-10-03 15:17:14 · answer #6 · answered by pump_runner 2 · 0 0

Ur amp might not deliver the amount of power ur subs need.
OR
Ur power line is too small and send not a lot of energy to ur amp to convert to sounds so it goes off and on.

2006-10-03 21:21:10 · answer #7 · answered by Anonymous · 0 0

turn your gain down to no more than the 11 0'clock setting. this is the maximun any amplifier should be set at considering the voltage output on rca pre outs. any more causes distortion and "clipping."

2006-10-03 16:10:54 · answer #8 · answered by Anonymous · 0 0

either it's a bad ground connection from amp to metal, or your speakers are grounding out.

2006-10-03 21:39:21 · answer #9 · answered by holyitsacar 4 · 0 0

short or overload protection is coming on

2006-10-03 16:40:45 · answer #10 · answered by scott s 2 · 0 0

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