The STI09-0001 from Solvang Technology is a DC Block with Frequency 10 MHz to 8 GHz, Insertion Loss 0.5 dB, Breakdown Voltage 60 V, Power Rating 2 W, VSWR 1.20:1, 1.25:1. Tags: Connectorized, Inner DC Block. More details for STI09-0001 can be seen below.