The PEM800 from AWT Global is a PIM Analyzer with TX Frequeny 791 to 821 MHz, RX Frequency 832 to 862 MHz, Transmitter Freq. Accuracy ±2 ppm, Tx Carrier Power 20 to 44 dBm, Transmitter Power Accuracy ±0.35 dB. Tags: Bench Top. More details for PEM800 can be seen below.