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Profile: Choice Electrophysics specializes in engineering and equipment manufacturing services. We provide high energy system research, power conversion electronics, and electrical engineering services. Our products include regulated switching power supplies to 250kv, high-speed imaging systems & components, and high power induction heating units. Our HSIS-1 is a specialized electronic flash-head that is used in combination with a common digital camera to take pictures of events that last only thousandths of a second. We manufacture induction heating units up to 1kW for the precision heating of small parts. Our heaters can raise a 1" long, 1/2" diameter machine bolt to 1000 degrees centigrade in 15 seconds. It can heat parts under oil, behind glass in a vacuum, or simply on a technician's workbench during device assembly. Our Model HVD80 divider can measure a voltage of 80kV with an accuracy of 1%. We specialize in the design and manufacturing of high voltage switching power supplies. Our designs are highly reliable & efficient, with input voltages of 5VDC to 240VAC, and output voltages of 50V to hundreds of kilo volts.