This is the receiver for the earlier system published in the August 1988 Radio Electronics magazine. Optical capabilities can be used for extended range.
This circuit is from a 1976 documentation. The diodes can be 1N34 or equivalent, and the power...
This circuit is from a high voltage tube source. It does not include the filament voltage that must...
This circuit is from the Motorola Linear Databook of 1990 and can be implemented with other...