The PE8DP1008 from Pasternack Enterprises Inc is a Diplexer with Frequency f1 54 to 1000 MHz, Frequency f2 5 to 1000 MHz, Attenuation 50 to 55 dB, Attenuation f1 50 to 55 dB @5 to 42 MHz, Insertion loss 1 to 6 dB. Tags: Module with Connectors. More details for PE8DP1008 can be seen below.