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 circuit is from the 1993 Motorola Linear Interface ICs. Equivalent operating may be used and...
This reflex receiver was obtained from a 1963 documentation. The transistors are germanium, and...
This linear modulator was found in old documentation. The integrated circuit used is uncommon...