Pre outs and gains

jones palmer Silver Member Username: Jonesp Post Number: 168 Registered: Sep-05	Posted on Wednesday, March 07, 2007 - 01:02 GMT i just installed this HU and when i set my amp gain to 4 volts i cant hear my subs at all well barely plz help
Oleg Silver Member Username: Oleg Santa Monica, CA USA Post Number: 531 Registered: Nov-04	Posted on Wednesday, March 07, 2007 - 15:42 GMT Did you set the amp to HPF or LPF? Are you absolutely sure you're setting the gain to 4V? May want to take a picture of your gain setting and post it along with your filter settings.