We found this circuit in an old documentation. Its purpose is to turn on warning lights when the vehicle in a garage touches or passes a sensing bar preventing it from hitting the wall.
This circuit is from Motorola's 1990 Linear Databook. The transistors allow equivalents and the...
One of the two D-type Flip-Flops found in a 4013 can be used as a nonretriggerable monostable as...
This effects circuit can be used with microphones or guitars. The circuit is from an American...