Just to make it clear on the plug in extention have you a filter at the socket end or at the sky box end ?If its at the sky box end then try socket then micro filter then splitter, ext wiring any any apperatus
Master > Filter > Socket > Splitter / Sky > PhoneHard wired extension > Socket > Filter > Router > Socket > Filter > Phone
The title of this thread is SNR problem solved,yet here we are 6 pages later (and still growing).UB goes outside to trap his head in the car door.