Heathkit KS-1 Kilowatt Power Supply Companion for the KL-1 "Chippewa". Oil-filled hermetically sealed plate transformer, "potted" swinging choke input filter and 60-second time delay relay. Line filters minimize RF radiation. Maximum DC power output: 1500 watts. Nominal voltage output: 3000 or 15000 volts. DC current output: average 500 ma, maximum 1000 ma. Control circuitry is arranged to allow remote installation. Uses two 866A half-wave mercury vapor rectifiers in a full-wave, single-phase configuration. Power requirements: 115V, 50/60 cycles, 20 amperes; 230V, 50/60 cycles, 10 amperes. Weight: 105 lbs