solar radio noise

solar radio noise

[′sō·lər ′rād·ē·ō ‚nȯiz]
(electromagnetism)
Radio noise originating at the sun, and increasing greatly in intensity during sunspots and flares; it is heard as a hissing noise on shortwave radio receivers. Also known as solar noise.
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References in periodicals archive ?
To increase the scope of his solar observations, Henry taught himself the principles of radio astronomy, building all his own receiving and recording equipment to monitor bursts of solar radio noise and correlate these with the general level of solar activity.