good luck with the tx I it did for a month Comcast won't let any contractors touch their headend and the in house guys don't even know how to attenuate their units major noise floor issues By the time you end up waiting around on the phone for headend guys to tell you to swap out the tx your lucky to do 10 a day
This is CABL.com posting #237927. Tiny Link: cabl.co/m93H