Tektronix high voltage differential probes p5200a series tektronix p5200a the tektronix p5200a is a high voltage differential probe that offers a broad portfolio of high voltage probing solutions that enables users to safely and accurately make floating measurements the p5200a can be used with any oscilloscope and enables users to safely make measurements of floating circuits with their oscilloscope grounded the probe converts floating signals to low voltage ground referenced signals that