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.
With this circuit it is possible to divide the frequency of a rectangular signal by values between 2...
This circuit was obtained from the Encyclopedia of Electronic Circuits volume 5 of 1995. The...
This circuit can supply output voltages from 50 to 250 V from an input voltage of 300 V. The...