This circuit converts AC to DC voltage. This voltage is for the audio amplifier. Every amplifier needs this type of voltage. This circuit converts AC to DC voltage. AC 45-0-45 to DC 50-0-50 volts. Every amplifier needs 2 types of voltage: one voltage for the main amplifier. And one voltage for the pre-amplifier. Here, 50-0-50 volts for the main amplifier and 15-0-15 volts for the pre-amplifier.

This is an amplifier circuit diagram using transistors 2SC5200 and 2SA1943. This circuit produces 150 watts. It’s a mono audio amplifier circuit diagram. We can use a minimum of 20-0-20 volts and a maximum of 50-0-50 volts. PNP and NPN transistors can be used in this circuit.

This is the circuit diagram for this diagram

This circuit diagram uses one transistor, C828. Here, it uses 4 volumes. Volume, bass, high, and tone. This circuit is one of the best bass tone control circuits. It runs at 12 volts. Every amplifier needs this circuit to control the sound.

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