This circuit can be used as an answering password system in a store, office, or other location. The circuit is from Intersil using components of the time. The circuit is from the 80's.
This 15 V regulator uses the integrated 100 mA L series. The circuit was suggested by Motorola's Linear...
S-meter is a signal strength meter used in radio transmission. Also known as Strength meter, in this...
This circuit was found in the December 1991 issue of Radio Electronics magazine. The circuit is...