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

Telephone Equipment Regulator (CB17315E)
We found this circuit in Texas Instruments documentation from 1986. The circuit produces a...
Schmitt trigger (CB21475E)
In the figure we have the way to use the transistors of an old-paired pair as a trigger circuit. The...
Binary AC Switch Circuit 4013 (CB25741E)
We found this mains-powered switch circuit in Electronics Now magazine from July 1994. It could be...

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