This circuit appeared in the November 1995 issue of Electronics Now magazine. The circuit uses current components and is suitable for applications with analog TV signals.
The purpose of the circuit shown in the figure is to open and close the contacts of a relay...
July 2017 - The new TLP240 and TLP241A optical couplers with MOSFET output, manufactured by...
July 2016 - It can be obtained from Mouser Electronics new trinkets Adafruit. These trinkets are...