The E-TETRA400 from AWT Global is a PIM Analyzer with TX Frequeny 420 to 430 MHz, RX Frequency 410 to 412 MHz, Transmitter Freq. Accuracy 200 ppm, Tx Carrier Power +20 to +44 dBm (46 dBm optional), Transmitter Power Accuracy +/- 0.35 dB. Tags: Bench Top. More details for E-TETRA400 can be seen below.