This CMOS logic-based circuit was found in the April 1974 issue of Radio Electronics magazine. The circuit is based on a period display and has hour and minute indications.
Applying a high voltage to a mixed lamp can obtain a bluish light with a decorative effect. This...
We found this transistorized AM receiver of the regenerative type of excellent quality in a...
This circuit indicates the logical level of a CMOS circuit, extracting the power from the circuit...