This TTL counter was found in the April 1979 issue of Radio Electronics magazine. The circuit is powered by 5 V and has a pulse generator for educational or experimental purposes.
This 2-terminal regulator was obtained from a 1990s National Semiconductor manual. The components admit...
This circuit is from the 1993 Motorola Linear Interface ICs. Equivalent operating may be used and...
We found this circuit in a 1980s Motorola documentation. The circuit makes use of common operating...