The 8530N is a DC Blocking (Inner) Termination from Inmet by Spectrum Control that operates from 30 kHz to 18 GHz. It has a VSWR of 1.35:1 and has a voltage rating of 100 V. The termination has an N Type Male connector that is matched to 50 Ohms. It can operate from 10 to 85 Degrees C.