Simple NiCad Charger (CB26201E)

This battery charger was found in the Electronics Experimenter Special Projects of 1983. The circuit uses an SCR as the control element.

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TTL LS Debouncer (CB16001E)
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Bitonal Horn (CB18663E)
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SCR Incandescent Indicator (CB14902E)
This circuit was obtained in an old French publication from the 80s. The maximum power of the lamp...