35 W Amplifier (T359E)

This class AB2 amplifier was obtained in a 1937 RCA tube manual. The circuit includes the dual high voltage power supply.

Push Pull Output Amplifier (CB950E)
This old configuration of an audio amplifier has a push-pull two-transistor output stage. Output...
33W Composite Amplifier LM1875 (CB26266E)
This amplifier was obtained from an Electronics Now from the 90s. The circuit has a dual 26V power...
Light Controlled Regulator 78xx II (CB15170E)
In this circuit the output voltage depends on the light that falls on the LDR, increasing when the...