DC Blocks and Bias Tee Millimeter Wave

An RF Inner Only DC Block is a coaxial device that prevents DC current flow through the center conductor while introducing minimal RF noise.  The manner by which DC Blocks prevent DC current is by inserting blocking capacitors in-line with the desired blocking path. In the case of an Inner DC Blocks, they have a capacitor in series with the center conductor. 

A Bias Tee is a three-port network used for setting the DC bias point of some electronic components without disturbing other components. The bias tee is a diplexer. The low-frequency port is used to set the bias; the high-frequency port passes the radio-frequency signals but blocks the biasing levels; the combined port connects to the device, which sees both the bias and RF. 

  2.92mm
Up to 40 GHz

  2.92mm DC Blocks
Up to 40 GHz