Recent content by ptdorris

I had the same problem with my Acoustic B20 - blown fuse. The problem was caused by a bad capacitor (C11 - 2200uF @ 25 V) in the power supply (PS) circuit. The capacitors are used to smooth out the DC voltage rectified by four diodes (D8, D9, D10 and D11 - 1N4003). If the capacitor shorts...