The RX1317-3408-31-24 from RFI Technology Solutions is a Multicoupler with Frequency 132 to 174 MHz, Gain 0 to 15 dB, Gain Flatness +/-1 dB, Noise Figure (Amplifier) 2 dB, INPUT POWER 0 dB. Tags: Rack Mount. More details for RX1317-3408-31-24 can be seen below.