Magnetic spool

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“Method of winding magnet spool so that the two ends of the coil will come to the outside. This method has also been used for induction coils, where it is desirable to keep the ends of the wire away from the core and primary coil.” — Hawkins, 1917




Hawkins and Staff Hawkins Electrical Guide Number One (New York: Theo. Audel and Company, 1917) 215


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