Clocked Flip Flop 7400 (CB22413E)

This TTL circuit uses 5 NAND gates of 7400 integrated circuits. It must be powered with 5 V.

Simple field strength meter (CB4114E)
The more sensitive the instrument used the better the sensitivity of the indicated meter. We...
Telephone dialing simulator (CB8658E)
Based on the 4017 integrated circuit, this circuit of a European 303 Circuits from the 90s,...
White Noise Generator (CB19614E)
The integrated circuit used in this project is unusual and it includes internal transistors that...