We found this circuit in Popular Electronics from 1992. Transistors admit equivalents.
This type of circuit is interleaved between a microphone and a transmitter in order to improve the...
We found this project in an old publication from 1983. The circuit uses 4 switches of 1 pole x 8...
One of the first transistor amplifiers with transformerless output but using a 45-ohm speaker. This...
