The PP1900 from AWT Global is a PIM Analyzer with TX Frequeny 1930 to 1990 MHz, RX Frequency 1850 to 1910 MHz, Transmitter Freq. Accuracy 200 ppm, Tx Carrier Power +15 to +44 dBm (46 dBm optional), Transmitter Power Accuracy +/- 0.35 dB. Tags: Portable. More details for PP1900 can be seen below.