Difference between revisions of "Variable auto-transformer"
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Latest revision as of 00:27, 25 February 2009
6-8-170
An auto-transformer in which at least one of the external connections may be moved along the winding to vary the turns ratio and so to control the alternating supply voltage output.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
