This 1975 circuit for automotive applications replaces the mechanical vibrator found in old cars to produce high voltage in the supply of tube equipment.
This transceiver circuit was found in a 1997 documentation. The circuit operates in the 80 meters...
This 80's circuit makes use of a photomultiplier valve. The circuit also requires a scintillation...
This circuit was found in an Electronics World of 1968. Its purpose in triggering a relay when the...