I know that every single installation has many options and Commdeck and Retrodeck are not generally planning to work...I applied to handle over 200 dish installers Doing the job for an HSP. I have had to use existing cable in apartment installs which were wired with the 75 ohm -fifty https://dienphucthinh22.wixsite.com/home/post/cap-quang-panduit-chinh-hang