The BLKD-183-S+ from Mini-Circuits is a Coaxial Inner-Outer DC Block that operates from 0.01 to 18 GHz. It has an insertion loss of 0.43 dB and can handle an input voltage of up to 200 V. The DC block is available as a rugged stainless steel connectorized module that measures 0.5 inches in diameter and 1.3 inches in length with SMA-Male and Female connectors. It is ideal for Ku-band, and test & measurement applications.