Found in a Hands On Electronics from the 80's, this circuit activates a relay with alternating touches on the push-button. The relay depends on the supply voltage.
This circuit, which combines a bipolar with any JFET, was found in the April 1993 issue of...
This setting appears elsewhere in this section. This was obtained from an American 1980s...
This circuit is intended for use with common oscilloscopes having been found in documentation on...