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Experimental Caution ! Dangerous the left hand side off 500 ohm resisistor is @ 25 volts so wattage would be based on this ( I*I )*R where i = 30mA r = 500 ohm zener diode wattage is 10*0.06 not tested works in simulation select diode with higer rating
The 680nF is type X high voltage Capacitor