Flip Flop 4027 (CB25120E)

This circuit was suggested by an article in the April 1988 Radio Electronics magazine. The flip-flop is of the JK type.

CSP Power MOSFETs - Panasonic
Panasonic is delivering through its Mouser Electronics its CSP series of power MOSFETs in a range...
Two-Tone Siren LM3909 (CB21236E)
This circuit was obtained from an American documentation from the 90's. The components can be...
Electronic Dice (CB24370E)
This simple TTL electronic dice uses common anode displays. The circuit is from a March 1975 Radio...