This amplifier stage was equipped with a Motorola radio from the 70s. The transistors were from that time and the single transistor output used an autotransformer.
Found in American documentation from the 1970s, this circuit employs an integrated circuit from...
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
This assembly circuit using a small motor as a generator was found in Radio Electroics magazine from...