There seems to be nothing a 555 can’t do. We’ve seen it before, but [electronzapdotcom] reminds us you can use a 555 and a few parts to make a reasonable touch switch in this video, ...
If you need a circuit that converts a momentary push button to a latching switch with low standby current, this design might suit your needs.
It’s the flip-flop, and while its inventors ... signal that causes the first triode to switch off and the second to conduct. The Eccles-Jordan circuit had been born. The second half of the ...
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