This circuit supplies 115 VAC (not perfectly sinusoidal) from a car battery. The circuit is from a Radio Electronics from December 1968.
This oscillator from an old publication uses one of the first commercial transistors, the CK722....
The integrated circuit used in this configuration is not common today. The zener determines the...
With good filtration, a battery charger can be used as a power source. The filter shock can be the...