Low Voltage Control (CB21155E) This low voltage power control was found in a Popular Electronics from the 90's. The MOSFET can be almost any type depending on the load current. It must have a heat sink. a hre

Isolated control (CB9274E)
The 1: 1 transformer on this circuit found in a 1967 Electronics World can be wrapped around a...
Darlington Amplifier Stage (CB974E)
I found this circuit in a doc umentation from the year 1968. It uses germanium transistor and has...
TV Stereo Simulator (CB16591E)
This circuit is from 1987 when there were only analog TVs and stereo sound was still a novelty for this...

Low Voltage Control (﻿CB21155E) This low voltage power control was found in a Popular Electronics from the 90's. The MOSFET can be almost any type depending on the load current. It must have a heat sink. a hre