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

High Voltage Regulator (CB15737E)
This regulator provides a regulated output voltage of 48 V under a current of up to 1 A from a 60...
LDR Controlled Flasher (CB6763E)
We found this circuit in a 1965 General Electric manual. The circuit applies to incandescent lamps only and...
Scanner squelch (CB9424E)
Found in Popular Electronics from the 90s, this circuit mutes a scanner's speaker in the absence of a...

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