Cabling and connectors include the most frequent cause of poor SNR values. Inspect all cabling and connectors in line with the shielded cable cable box. There should not be any cable splices and also the modem should be connected for the primary splitter entering your facility. In addition, the coax Control Cable should not have access to any sharp bends. Repair any obvious problems and check the SNR values once.
Hook up wire is much smaller and used mostly indoors. Is actually not also because PVC wire because among the insulation. Found on a few different flexibility options because sometimes all of the electronic field they have to have the wire in order to become more flexible for certain applications.
As you come to the top, because i mentioned above, you're actually pulling the cable directly towards your face, dramatically increasing the tension on the biceps in the top.