Bi-directional combiner. Broadcast quality specifications for unparalleled picture quality. Built-in return-path diplexer. Sub-band output port provides high isolation VHF/UHF ingress-free return path for CMTS and remote audio/video application. Directional coupler design provides improved carrier-to-noise! system performance and picture quality. Passive design allows bi-directional flexibility for two-way digital and analog requirements.