Found in Radio Electronics magazine, May 1987. It triggers a xenon lamp from an inductive sensor. The circuit requires 200 to 400 V DC to operate.
This 9 W amplifier with transistors from the 60's was found in documentation of the time. The...
The purpose of this 1965 Radio Electronics circuit is to observe cycloid waveforms on a standard...
In this circuit found in the December 1972 Radio Electronics magazine. R can be from 1k to 22k,...