The circuit is from old documentation but can be implemented with any modern power MOSFET. The type of MOSFET depends only on the voltage and current of the controlled load.
This amplifier is from Motorola's 1990 Linear Databook. The circuit can be used with operating...
This antenna or booster amplifier operates with signals from the midband (MW) range up to the VHF...
This inductively coupled oscillator was found in an American documentation from the 90's. The...