Amp help

[Matt Barnett 10+ year member]

Im kinda new to car audio and i have a question about my amp.It has a gain knob and a bass boost knob.What is the difference between these 2?what do theyu do?

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[11SE2HEAR 10+ year member]

The gain knob is to be adjusted to match the RCA voltage. The bass boost would boost the output of the amp at a certain frequency, like 45Hz or so.