The 50DB-083 from JFW Industries is a DC Block with Frequency 10 MHz to 18 GHz, Insertion Loss 0.4 to 0.9 dB, Breakdown Voltage 200 V, Input Power (Avg) 2 W, VSWR 1.1:1, 1.2:1, 1.35:1. Tags: Inner DC Block. More details for 50DB-083 can be seen below.