Joined
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319 Posts
I thought this might be fun, but maybe it won't take off w/e.
My current system has been a nightmare in a 04 honda civic. Ever since I added a dsp the system, it has been plagued with noise. Tried different rcas, ran them down the middle, the left, the right. I can't even count how many different grounding points for the amps/dsp/headunit. Upgraded my alternator (which ruled that out), tried completely different amps, dsps, headunits. Ran separate constant with a relay to trigger accessory for the headunit so it was isolated from the harness power. Changed battery to chassis ground to different points. I tried stuff that didn't make any sense just out of desperation.
During the pandemic, I ended up doing some unrelated wiring to the mirrors and discovered I had ran bad speaker wires.... Brand new wire, it was a clear jacket, but one side on each run was poking through most of the run and I never fking noticed... they were shorting to ground on brackets near the door boot.. embarrassing... but I learned a lot. A simple continuity test from the speaker wires to ground would have saved me so much headache.
My story isn't that great but I know you guys got some! It can be your car, customer cars and hopefully the solution lol.
My current system has been a nightmare in a 04 honda civic. Ever since I added a dsp the system, it has been plagued with noise. Tried different rcas, ran them down the middle, the left, the right. I can't even count how many different grounding points for the amps/dsp/headunit. Upgraded my alternator (which ruled that out), tried completely different amps, dsps, headunits. Ran separate constant with a relay to trigger accessory for the headunit so it was isolated from the harness power. Changed battery to chassis ground to different points. I tried stuff that didn't make any sense just out of desperation.
During the pandemic, I ended up doing some unrelated wiring to the mirrors and discovered I had ran bad speaker wires.... Brand new wire, it was a clear jacket, but one side on each run was poking through most of the run and I never fking noticed... they were shorting to ground on brackets near the door boot.. embarrassing... but I learned a lot. A simple continuity test from the speaker wires to ground would have saved me so much headache.
My story isn't that great but I know you guys got some! It can be your car, customer cars and hopefully the solution lol.