Found in a 90s Electronic Engineering, this circuit generates sinusoidal signals that depend on the capacitors. The potentiometer adjusts the generated signal symmetry.
This device can be used as a proximity arm, touch sensor or electronic bell. When connected to a...
This circuit is from the component's own manual, but it applies to others in the same family. The...
This circuit was found in a 90s Popular Electronics. The circuit uses several relays in order to...