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Radio noise source

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This is an old revision of this page, as edited by Dialectric (talk | contribs) at 15:20, 18 February 2009 (article lacks references). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

A radio noise source is a device that emits radio waves at a certain frequency, used to calibrate radio telescopes such that received data may be compared to a known value, as well as to find the focal point of a telescope soon after construction, so that the wave guide and front end may be properly located.

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