This circuit was obtained from an American technical manual from the 80's. The integrated circuit is an operational of the time that can be replaced by a modern equivalent.
Three 4011 NAND gates and two more components - a resistor and a capacitor make this oscillator very...
The integrated circuit used in this project is not common today. The circuit must be powered by a...
This circuit is from an American technical documentation from the 70s, but it can be easily...