Additional Pull Pull (CB6119E)

This stage was found in a 1964 Electronic Design. The transistors are of the time and the shape of the signal obtained is shown in the diagram.

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DC to AC Converter (CB5142E)
This power converter or inverter was found in a 1980s documentation. Transistors should be fitted...
12V Battery Charger LM350 (CB4845E)
This circuit consists of a constant current source for charging 12 V batteries. The charge is...
4V Switching for Neon (CB6683E)
This diagram from a 1967 documentation shows how to switch high voltage neon lamps with 5V TTL...