Light out switch (CB8331E)

This highly sensitive circuit was found in a 1967 General Electric SCR manual. Equivalent components can be used.

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3.5 MHz Hybrid Transmitter (CB17016E)
This transmitter for the 80-meter range of radio amateurs was found in a 1995 documentation. The...
Preheating circuit (CB7187E)
This circuit was found in a General Electric manual from 1970. Its purpose is to provide a preheat...
Short Pulse Indicator (CB6697E)
This circuit keeps the neon lamp on for a moment when it receives a pulse. The turn on time...