This circuit was designed to power the previous circuits of the wireless sound system, but it can be used for other purposes. The circuit is from a Radio Electronics from August 1988.
This circuit was found in a Hands-On Electronics. Some restrictions must be considered as the need...
) This circuit was found in a 80’s Popular Electronics. It issues a warning signal with the signal...
This circuit was found in the February 1997 Electronics Now magazine. The circuit has a power...