The SD3467 from Fairview Microwave is a DC Block with Frequency 0.01 to 4 GHz, Insertion Loss 0.5 dB, Breakdown Voltage 200 Volts, VSWR 1.35:1, Operating Temperature -65 to 125 Degree C. Tags: Connectorized, Inner DC Block. More details for SD3467 can be seen below.