This circuit was found in a 1967 documentation. It is intended for triggering a xenon LASER. Observe the high operating voltages of the circuit. The components used are uncommon today.
This circuito from the 1977 GE Semiconductor Manual circuit provides timings from 0 to 90 seconds...
Suggested by General Electric in a 1965 document, this circuit can accept a greater number of...
This circuit with an unusual configuration was found in the January 1974 issue of Radio...