This circuit for SCR triggering using a neon lamp in a full wave system was found in a 1968 US documentation. No details of the pulse transformer were given.
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...