This circuit was found in an American documentation from the 90s. It consists of a variable with a triac in which the load current can be controlled, monitored by an ammeter.
Indicated for vinyl media recovery, this circuit is from the 80's, having been found in an...
This circuit aims to take advantage of two old telephone sets in an efficient domestic intercom...
This circuit can be used for signaling a panel with a common incandescent lamp. The lamp will...