Schematic Power Amplifier and Layout

Fan Timer Circuit using 7555, 1N4148, 1N4004, BC109C

Mini Microphone circuit using BC109C

200W audio amplifier circuit diagram using TR and ic TDA2030

25W Audio Amplifier with Tube schematic diagram 25W Audio Amplifier with Tube schematic diagram Here the 25 watt power audio amplifier circuit powered using tube circuit. The tube TR will amplify the input about 20 watt, dual Trafo should be gain up to 40w watt. You can use wide voltage range 12v – 20V to […]

HA13108 Schematic audio amplifier

ptc speaker protection