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QAM - Quadrature Amplitude Modulation

Modulation technique using two amplitude modulated RF (Radio Frequency) carriers that are out of phase by 90 degrees. Information transfer is achieved using a mixture of phase and amplitude changes. Since noise also appears as amplitude variations QAM is prone to interference.

NetX

  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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