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Testapedia Glossary

QAM (Quadrature Amplitude Modulation)


Term
QAM (Quadrature Amplitude Modulation)

Abbreviation
QAM

Definition
QAM (Quadrature Amplitude Modulation) is a method of combining two AM (Amplitude-Modulated) signals into a single channel, thereby doubling the effective bandwidth. QAM is used with PAM (Pulse Amplitude Modulation) in digital systems, especially in wireless applications.

Taxonomy Associations