The PiMPro 850 from Communication Components Inc is a PIM Analyzer with TX Frequeny 869 to 894 MHz, RX Frequency 824 to 849 MHz, PIM Sensitivity -122 dBm ( -165 dBc at 20 Watts and -168 dBc at 40 Watts, Residual PIM -122 dBm ( -165 dBc at 20 Watts and -168 dBc at 40 Watts, AC Power 90 – 256 V, 50 – 60 Hz. Tags: Portable. More details for PiMPro 850 can be seen below.