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.
We found this circuit in a 1972 documentation. However, it can be assembled with more modern...
This circuit, found in a publication of the year 1968, uses a MOSFET at the input to increase...
The circuit shown here can be used to produce low-frequency sine wave signals from CMOS logic. The...