Tektronix tp750 100 rtd temperature probe tektronix tp750 p the tektronix tp750 is a 100 omega rtd temperature probe that has been manufactured using a coil suspension element design for increased shock and vibration resistance the mineral insulated sheath provides a minimum bend radius of 19mm for flexibility and durability br the tp750 temperature probe is compatible with the dmm4050 digital multimeter p tektronix tp750 temperature probe compatible with tektronix dmm4050