The 4563 from L3 Narda-MITEQ is an Inner-Outer DC Block that operates from 500 MHz to 18 GHz. The DC block provides an insertion loss of 1.5 dB and an Input/Output VSWR of 1.15:1. This connectorized DC Block has SMA M/F connectors with a breakdown voltage of 150 V and can handle up to 10 Watts of RF power.