The 2793 from KR Electronics (A Division of NIC) is a Diplexer with Frequency f1 174 MHz to 240 MHz, Frequency f2 88 MHz to 180 MHz, Attenuation 1.5 to 50 dB, Attenuation f1 1.5 to 50 dB, Attenuation f2 1.5 to 50 dB. Tags: Module with Connectors, Cavity. More details for 2793 can be seen below.