This modulated transmitter for a light beam communication system was found in the 1991 Electronics Experimenter Handbook. The circuit modulates a LASER diode.
The Micro-Lock line of Molex connectors can be obtained from Mouser Electronics. These connectors...
The signal from this circuit found in a 1968 Electronics World is sinusoidal and depends on the...
Advertised as the world's simplest circuit for a Z80, this one is from Radio Electronics magazine,...