The principles underlying radio communication (1922)
United States. National Bureau of Standards, Ould, Richard Sheldon, 1889-, United States. Army. Signal Corps · Washington, Govt. Print. Off. · leaf 164
tors 1, 2, 3, etc., remaining stationary. Starting atthe instant when a north pole is just approaching conductor 1.and a south pole conductor 5, electromotive forces will be in-duced in the directions shown by the arrows. As conductors 2and 6, 3 and 7, etc., are reached, additional electromotive… … A-arn-iAt<jre Cora Cj - Air >a£> C- bole cone T- bole tifJ D- bole shoe t- Armature TeeTh E- field rin£ 5- « slot* resultant electromotive force begins to decrease, falling to zeroand then beginning to increase in the opposite direction. Inthis manner an alternating emf. is gotten in which…
Telegraph, Wireless · Radio
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