Radio Amateur Quiz Canadian License

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Question A-005-009-002

What is the term used to describe a spread spectrum communications system where the centre frequency of a conventional carrier is changed many times per second in accordance with a pseudorandom list of channels?

Correct Answer

Frequency hopping

Explanation

Frequency Hopping Spread Spectrum (FHSS) involves rapidly changing the carrier frequency of the transmitter (and synchronized receiver) across many channels in a sequence determined by a pseudorandom code.

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