Ham Radio Technician Class Practice Test [Untimed]

What is a characteristic of HF communication compared with communications on VHF and higher frequencies?

Long-distance ionospheric propagation is far more common on HF Any amateur allowed to transmit on the satellite uplink frequency Rectifier QRM

Long-distance ionospheric propagation is far more common on HF

Correct answer: Long-distance ionospheric propagation is far more common on HF

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