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Old 06-19-2017, 07:30 PM   #6
Scooby Newbie
Member#: 463264
Join Date: Feb 2017
Chapter/Region: E. Canada
Location: Québec
2018 WRX sport, 6MT
crystal BLACK silica


Originally Posted by CRAZYHAWK View Post
If you hear the hiss with the HU off, the HU is not the source. The noise might be picked up from the harness. Shielding cables or twisting wires might reduce capacitance.
I wonder what would happen if the amp was feed with his own power cable and a proper ground

Originally Posted by noon View Post
Unfortunately my powerpack does the same thing. When you are amplifying the signal coming from the head unit, any noise that the head unit is outputting will be louder. Since these cars have a crappy head unit it's not surprising that they output a little white noise.
I'm with the 6.2, worse pos than the 7.0" and I have no noise issue (*) and the gain are set to almost max. Kenwood KAC-m3004.
(*) Except a strange one related with the dimmer
No dimmer, no noise.
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