TTL pulse detector and indicator (CB22414E)

This TTL circuit with the 7400 serves as a pulse indicator. It must be supplied with a voltage of 5 V.

Linear Amplitude Modulator (CB21087E)
Found in an Analog Devices documentation from the 90s, this circuit uses a component of the time,...
DC Motor and Stepper Controls with the A3906 (CB12777E)
The A3906 integrated circuit from Allegro MicroSystems (www.allegro.com) consists of a single-step motor...
Astable with MOSFET (CB26080E)
This circuit makes two lamps (or LEDs) blink at a speed that depends on C1 and C2. Any MOSFET can...