How Do You Connect A QAM Tuner With A Coaxial Cable Input?
QAM (quadrature amplitude modulation) tuners unscramble and process a digital format for television signals used by cable companies. Many digital television sets contain a built-in QAM tuner, which enables the TV to receive digital cable TV signals without use of a set top box. Older TV sets, including most made before 2006, need either a set-top box or an external QAM tuner to receive digital signals. The QAM tuner connects in a few minutes with standard coaxial cables. Attach the coaxial cable from the source signal (cable TV company) to the input jack on the QAM tuner by turning the threaded coupler on the end of the cable clockwise around the QAM tuner jack. Connect a second coaxial cable from the QAM tuner’s COAX OUT jack to the RF IN or ANT IN jack on the back of the television set, tightening the coupler by hand to secure the connection. Connect the QAM tuner and the TV to the electricity and turn on both components. Press the “Map Channels,” “Scan” or “Auto-Tune” button (depend
