We found this circuit in volume 5 of the 1995 Encyclopedia of Electronic Circuits. It fires a high-power pulsating xenon light.
Found in an English publication in 1969, this circuit has a 600 kHz pass band. Ferranti's...
This circuit, found in documentation from the 1990s, uses a common 7-segment LED display. The...
This circuit was found in Radio Electronics from the 90s. Q3 must have a heatsink and R10 fixes...