The IM-FI-1800T from Rosenberger is a PIM Analyzer with TX Frequeny 1710 - 1785 MHz, RX Frequency 1805 - 1880 MHz, Tx Carrier Power 36 to 46 dBm, PIM Sensitivity < -171 dBc, Residual PIM < -171 dBc. Tags: Rack Mounted. More details for IM-FI-1800T can be seen below.