Tube Power Source (CB6743E)

This circuit is from a high voltage tube source. It does not include the filament voltage that must be supplied by a separate transformer.

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Hybrid Starter Circuit (CB24218E)
For bench use, this circuit functions as a bistable safety switch. The circuit is from a Radio...
Video Modulator (CB14572E)
The circuit shown is from Motorola's 1990 Linear Databook. Shaded components are optional. The...
Probe Micro Amplifier (CB16358E)
We have here an ultra-simple amplifier stage of just one transistor, which can have some uses on...