This symmetrical power supply provides a voltage of 12 V under a maximum current of 15 mA. The zeners determine the output voltage and can be changed. Electrolytics can be 150 uF. The circuit is from 1977 documentation.
This symmetrical power supply provides a voltage of 12 V under a maximum current of 15 mA. The zeners determine the output voltage and can be changed. Electrolytics can be 150 uF. The circuit is from 1977 documentation.