This circuit is from a 1980s Motorola documentation. The circuit can be set to fire from 60 to 120 V DC or from 42 to 84 V AC. The circuit has a forehead button that activates an indicator lamp.
This small 3 transistor transmitter was found in an English publication from 1963. The coils must...
We found this circuit in a 1980s Motorola documentation. The circuit makes use of common operating...
This Power supply sources from 500 to 1,000 mA according the transformar and was found in a...