This 8-bit converter was found in an American 1980s documentation. Motorola components are uncommon today. The circuit serves as a reference.
This long interval timer was found in the September 1976 issue of Radio Electronics magazine. The...
In the original 1974 publication, this circuit is indicated as an audible timer alarm. The...
This circuit acts as a NOR gate for LED drive from TTL outputs. The circuit must be powered from a 5...