This circuit is from a 1992 PE Hobbyst Handbook. The circuit fires an old electronic flash using an SCR. The circuit can be adapted for other types of applications.
This source for 50 W amplifiers per channel was found in 1967 Delco documentation. Transistors are from...
This circuit can function as a light alarm by changing the sound when light falls on the sensor....
We found this circuit in an internet documentation. The circuit uses a 1 mA instrument, and the...