We found this circuit in the October 1996 Electronics Now magazine. The circuit uses LDRs as sensors and drives relays. The relays must have voltages according to the power supply.
The charging current of this circuit is controlled by the temperature of the accumulators, which is...
El circuito de la figura es sugerido por National Semiconductor y puede servir de base para una...
The operational amplifier 747 is old, no longer being used, but the configuration is valid for...