Avalanche Divider (CB6834E)

We found this circuit in an American documentation from 1969. The circuit works with the polarized transistor in reverse in the avalanche mode.

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Sensitive photoelectric relay (CB7893E)
Found in American documentation from the 90's, this circuit activates a 12 V sensitive relay. The...
15 V x 2A Power Supply (CB15935E)
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Interval timer (CB7504E)
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