This integrated amplifier was found in a non-existent British magazine from 1975. The used integrated circuit is still popular and the mono bridged version can provide 36 W output power. 4 A.
This two-stage circuit has a voltage gain of 100 times, with a high input impedance. The circuit is...
Four amplifiers are used in this circuit, which uses a magnetic pickup to obtain the pulses whose...
This simple circuit was obtained in a Portuguese publication in 1979 but can be easily assembled with...