Recent content by JChap

i have checked the grounding. both grounds from my subs amp and the 4-ch are secured tightly together. so being that they are together i would assume if i had a ground issue it would cause issues with both correct?

thanks for the advice

yes i have checked all the connections that i physically can see and get to including grounds. with my meter on the amp the voltage doesnt budge from 14 v

the bass still hits just not as hard. almost as if its lowered on some sort if protection device but my amp has leds to indicate overcurrent and overheating

the gain is about midway. its strange. sometimes when i start my car the bass will be dimmed. than cones banging in halfway up the street

i had my system installed by a professional. I have an Alpine INA-W910 in dash head unit with nav. all brand new equipment JL door speakers and 10" JL subwoofers. 400 watt 4 ch for the speakers and a 600 watt for the subs. system worked great for 6 months. then the level of bass started dropping...