This circuit was found in the December 1992 issue of Radio Electronics magazine. The current is a few mA and the maximum input voltage is around 12 V.
This circuit is from an old 1974 documentation. The circuit can be used to obtain longer...
This circuit interferes with the operation of infrared remote controls. Your radiation should be...
If mounted with SMD components, this transmitter will be so small that it can be installed inside a...