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How are anemometer and wind vanes different?

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These units combine an anemometer and wind vane into one single device to measure speed and direction. Hot-wire anemometers consist of an electrically heated wire placed in the wind. By measuring the amount of power needed to heat the wire, this device can provide information on wind speed. read more

Anemometers measure wind speed and wind vanes measure wind direction. A typical wind vane has a pointer in front and fins in back. When the wind is blowing, the wind vane points into the wind. read more

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