Found in a Motorola manual from the 1980s, this circuit uses components from the era. The circuit controls lamps from 5 to 48 W from 12 to 14 V.
This circuit was obtained from a Hands-On Electronics, an American magazine from January 1987. The...
This receiver for listening to the TR-23 phone was manufactured in Japan in the 1960s. The circuit is...
This astable multivibrator with an operational one at the time was found in the National...