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.
A frequency of up to a few kilohertz can be obtained with this oscillator. The frequency is given...
We found this circuit in an old documentation. Its purpose is to turn on warning lights when the...
This circuit causes an instrument needle to oscillate to signal an event. The circuit is powered by...