What is HF radio used for?

HF radio, for example, is vital for base stations communicating with each other over vast distances , thanks to ionospheric transmission. HF radio is also useful for linking remote regions to the outside world, as HF radio communications is not reliant on conventional communications infrastructure.25 Eyl 2018

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Can UHF talk to VHF?

In most circumstances, a UHF walkie-talkie is going to be your best bet. However, because UHF radios and VHF radios can’t communicate with one another , it’s important to take their differences into consideration when making a purchase.

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How do you transmit VHF?

Use an “open channel” to performance the check (channels 68, 69, 71, 72 and 78A). Turn radio to one-watt power setting, and key the microphone. Call “radio check” three times, followed by your boat name and location. Wait for a reply confirming someone has heard your transmission.

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