4066 Latching Touch Switch (CB25241E)

This circuit was found in the November 1989 Radio Electronics magazine. Power supply depends on the application.

Flip Flop with SCR (CB6534E)
Found on a Radio Electronics this 80's circuit uses two common SCRs driving lamps. This setting...
Dual transistor reflex receiver (CB20566E)
This reflex receiver was obtained from a 1963 documentation. The transistors are germanium, and...
Adjustable Regulator from 7 to 20 V 7805 (CB15335E)
The maximum current of this circuit is 1 A. The circuit is from Motorola Linear Interface ICs from...