Raystor is a component of the 1960s Raytheon. It consists of a light coupler that allows you to use the circuit as a DC control for signals as shown.
This circuit is from an old documentation making use of a 3,579,645 MHz analog color television...
The circuit shown in the figure is suggested by Intersil (www.intersil.com) and makes use of the...
This circuit split the voltage of a Power supply allowing it to be used as dual supply. The limit...