This circuit is from an1966 General Electric documentation. The Triac can be equivalent to 6 A or more, mounted on a good heatsink. Any diac can be used.
Only one LED is turned on when S1 and S2 are pressed. The LED that will be on is just the...
This circuit is based on one of the first germanium transistors. The power comes from a solar cell...
This circuit was found in an American 80's circuit board. The components used are current except the...