Difference between revisions of "QAM"

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== Related Links ==
== Related Links ==
* [[Adding QAM Channels For HDTV Tuner Cards]]
* [[Adding QAM Channels For HDTV Tuner Cards]]
* [[Working QAM cable layout]]s

Revision as of 02:02, 8 March 2007

It has been suggested that Quadrature Amplitude Modulation be merged into this article or section. (Discuss)

Quadrature amplitude modulation (QAM) is a modulation scheme which conveys data by changing (modulating) the amplitude of two carrier waves. These two waves, usually sinusoids, are out of phase with each other by 90° and are thus called quadrature carriers — hence the name of the scheme. [1]

Oftentimes, the author is writing in the context of HDTV transmission. The other forms being OTA and satellite service.

Related Links