This amplifier circuit with a low power MOSFET was found in Popular Electronics from the 90s. The circuit uses a small transformer of the type found in old transistor radios.
We obtained this circuit in a 1977 technical documentation. The basic component is an integrated...
This circuit was found in an Electronic Design from the 90s. The oscillator circuit consists of a...
This receiver with two common JFETs was found in an old English documentation. The phone is...