Nicad Charger (CB13550E)

This circuit is from 1973 documentation. The transformer has 500 mA of current and the transistor can be the TIP32 mounted on a heat radiator.

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Pulser with relay (CB23666E)
The frequency of this pulser depends on the capacitor and the characteristics of the relay. The...
High Performance Residential Alarm (CB25951E)
We found this circuit in the May 1990 issue of Radio Electronics magazine. The circuit is powered by...
Differential Output Amplifier (CB6135E)
This circuit of old American documentation (1965) can be applied to any transistor. | Clique na...