Gmdss_e3 : Element 3 - 494/605
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| What is the term used to describe a spread spectrum communications system where the center frequency of a conventional carrier is altered many times per second in accordance with a pseudo-random list of channels? |
| A) Frequency hopping. |
| B) Direct sequence. |
| C) Time-domain frequency modulation. |
| D) Frequency compandored spread spectrum. |
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