This is one of the many versions of this type of indicator that the reader can find on our website. This is from Mullard's 1969 documentation. The indicator is 95 uA (100 uA).
This simple circuit serves to demonstrate the working principle of a Set-Reset flip-flop (S-R or...
This circuit interrupts the power supply when grounding is missing. The circuit is from an old...
This circuit originally came out in a Budget Electronics from 1981. The American magazine no...