Battery Charger (CB6394E)

We found this circuit in a 1968 Electronics World. The potentiometer should be set to trigger the SCR when the battery is fully charged.

| Clique na imagem para ampliar |

Precision rectifier with AC DC converter (CB9603E)
This circuit was found in an old American documentation. It can operate with signals from 40 Hz to...
Long interval timer (CB12648E)
The circuit shown in the figure makes it possible to trigger a load after times that can extend up to 4...
Fluorescent Inverter (CB18941E)
This circuit has as a critical component the transformer that has low voltage windings for the...