This circuit for 3.3 V logic circuits has a 5 V input and the maximum output current is on the order of 1 A. The circuit is from a Linear Technology manual.
This simple trigger circuit was found in a 90’s American documentation. The integrated circuit is...
This sensitive circuit was found in the August 1971 issue of Radio Electronics magazine. The SCR...
The varactor or varicap diode tunes the signal for listening to SSB signals on a common receiver. The...