An unencrypted digital channel from the cable company. Most digital TV sets have a built-in clear QAM tuner, which can decode a limited number of TV stations, such as local broadcasts, PBS and ...

See carrier and QAM. (2) A plug-in card or USB module for ... or the cable company's cable via a coaxial F connector, the tuner includes software to change the channel and render the video content ...

The demodulator is designed to be used together with a cable tuner and an analog to digital converter (ADC). The system has an internal state machine to control the operation, which can be externally ...