Found in American documentation from the 90s, this circuit can be applied to other operational ones. We found it in an EDN of the time. Next to the diagram is the response curve.
This circuit was found in the 1967 RCA SCR manual. The circuit generates approximately 300 V at a...
Once turned on, this circuit causes an LED to remain lit for approximately 30 minutes. Larger...
The circuit shown was found in the National Semiconductor's Linear Applications Handbook of 1994....