This very detailed Dimmer was found in an English documentation from the 90's. The SCR could be a modern equivalent like the TIC106. The circuit is only suitable for incandescent lamps.
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...