Digital-Ready Broadband 51000MHz frequency rangeTSC-SB series feature a solder-sealed back cover-plate to provide maximum EMI-RFI shielding >-130dB! eliminating signal ingress and guarantee distortion free picturesHigh tap-to-output isolation provides spurious carrier protection and minimizes undesired channel interaction, reducing picture distortionHigh-performance printed board circuitry provides low intermodulation distortion to ensure excellent digital performanceCapacitor coupling circuitry at all ports provide effective DC voltage blocking for improved hum modulation and intermodulation1-inch centered 12" long precision machined F-connector threads ensure improved port-to-connector interface and accommodate external security devices