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 circuit below was found in the March 1990 issue of Radio Electronics magazine. The circuit...
ON Semiconductor MC74VHX1Gx Logic ICs The Mouser Electronics series 74 Logic ICs are available for...
This 80's General Electric circuit is guarded by the noise-guard for operating current. The...