This old two-stage video amplifier uses integrated circuits that are not easily obtainable today. The circuit is for analog video and was found in an American 1980s documentation.
This circuit was obtained from Electronics Now magazine, July 1995. The triac depends on the...
Toshiba MOSV MOSFETs These and others from the same line of Toshiba power MOSFETs are available from...
Taking advantage of the comparator setting, we can use the Norton amplifier as an over temperature...