This circuit from Delta Products was published in the May 1974 Radio Electronics magazine. The circuit consists of a capacitive discharge ignition for 12 V vehicles.
Found in 1965 Delco Radio documentation, this circuit uses transistors from that era. Modern...
This circuit was obtained in a 1979 publication but can still be easily assembled today by...
This receiver was found in a documentation by Gernsback from 1960. The circuit uses high impedance...