This circuit was found in a Hughes manual of 1068 using a MOSFET of the time. The circuit can be adapted to use modern equivalent MOSFETs.
This circuit is from a Radio Electronics from 1950. The transistor was still new and called a...
The circuit is from a Radio Electronics magazine from October 1987. The Triac must be equipped with a...
This 1968 Hughes circuit uses period components and operates at 8 Hz. Current equivalent...