We found this circuit in a 1968 Electronics World. The potentiometer should be set to trigger the SCR when the battery is fully charged.
The component used in this circuit is uncommon today, as the circuit was obtained from Motorola's Linear...
This simulated circuit on the NI Multisim transmits modulated infrared signals with the audio...
This voltage sensor limits the discharge of a Nicad battery. We found it in an American...