This circuit was found in a 80s American documentation. The zener diodes determine the points of action of each stage and the transistors can be general purpose types.
Depending on the transformer used, the power of this inverter can reach 300 W. This is a critical...
This circuit from an old American publication uses a 12 V transformer and an incandescent lamp in an...
This circuit with an unusual configuration was found in the January 1974 issue of Radio...