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.

Test tip (CB23582E)
This circuit was found in a 1965 magazine. The circuit is powered by a single battery and uses...
Anti Log Generator (CB14099E)
This circuit is from the 1994 Linear Applications Handbook by National Semiconductor. The circuit can...
Divide-by-5 Counter - 4018 (CB167E)
The division for an odd number needs the aid of some external logic in addition to the use of the...