Re: weird loss of output at specific frequencies
Leave the lpf on the amp up or off, and turn the lpf on your H/U down to 80, at the highest. You should be attempting to reproduce frequencies above 100 hz with your interior speakers.
Originally Posted by Beatin'
Source: Pioneer DEH-80PRS
Front stage: PHD FB6.1 Pro & Vifa XT25BG60-04 on a Kenwood XR-4S
Sub stage: 2 Tantric HD12's on an Autotek MM 4000.1d
Electrical: 310 amp (lol...) Singer Alternator, 2 Wėrker 125ah batteries in back, +/- runs in Monster Cable 1/0