This circuit shows that we can implement a voltage-controlled oscillator with almost any CMOS that can be connected as an inverter. The circuit is from Radio Electronics from January 1987.
Published in 1988 in Hands-On Electronics, this circuit converts the 12 V of a battery into 120 V...
This circuit was found in an American technical manual from the 1980s. The LM111 is an uncommon...
This circuit was obtained in an American publication of the time. Transistors are commonly used. The...