Shock Generator (CB26139E)

This electronic defense was found in the 1990 special issue of Radio Electronics Experimenter magazine. A few hundred volts is generated.

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Diode without threshold (CB19493E)
We found this circuit in a circuit manual from the 1980s. The circuit eliminates the conductive...
Electronic Beep Beep (CB16469E)
This circuit generates interval signals controlled by a light sensor. The basic time of the sound...
Bipolar Digital Amplifier (CB25627E)
This high-gain digital amplifier uses general-purpose transistors. The supply voltage is logic...