The DC-BLK-2.5G-N(m)-(f) from Amphenol Procom is a DC Block with Frequency 50 MHz to 2.5 GHz, Insertion Loss 0.4 dB, Breakdown Voltage 1000 to 2000 V, Input Power (Avg) 250 W, VSWR 1.20:1, 1.30:1. Tags: Module with Connectors, Inner-Outer DC Block. More details for DC-BLK-2.5G-N(m)-(f) can be seen below.