Question about MA Audio HK4000D Car Audio Amplifier
I would check ebay i know i bought one from there before. Hope this helps
Posted on Jan 13, 2009
You really dont need the gain control for that amp ,i have the same amp which i use for two year none stop and still working untill today dont use the control you get better performance from your amp with out it
Posted on Aug 07, 2009
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Posted on Jan 02, 2017
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