why does a dup sound comes through the pa speaker ,when the amp is switched on......
Solution
G
Guest
I suspect it's usually the power supply. Many amplifiers use a timed electromechanical relay switch that isolates the speakers until the power supply has settled down.
I suspect it's usually the power supply. Many amplifiers use a timed electromechanical relay switch that isolates the speakers until the power supply has settled down.