This circuit for old flashes with xenon lamps was found in a Radio Electronics magazine from June 1966. The sensor is a photoelectric cell from the time. Power is supplied by a 9 V battery.
We found this circuit in a 1968 Hughes publication. The components are from the era and can be...
The circuit presented is from the Linear Applications Handbook of the National Semiconductor of...
We found this electronic analog multimeter in a 1998 documentation. What sets it apart from...