Found on a 1965 Radio Electronics, this circuit fires a signal xenon lamp applied to the SCR from an external trigger. The pulse transformer generates high voltage for flash triggering.
The oscillator shown generates a rectangular output signal at a frequency of 5 MHz, determined by the...
Found in a Popular Electronics - January/February 1969 this circuit was intended to increase the...
Found in a radio amateur magazine of the 1980s, this circuit uses components that can still be...