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 204
l asother openings at the ends of the machine, are screened to keepout foreign material, while permitting a free flow of air forcooling. The generator frame is cast in the form of a cy-lindrical shell. At each end is inserted a laminated armaturecore, with teeth projecting radially inward, on which… … Fig. 124.—Inductor alternator type motor-generator set. Generator armature coils, firstrow. Generator armature coils, sec-ond row. Generator field coil. 4. Terminal box. 5. Inductor teeth. 6. Brass disks. 7. D. c. motor armature. 201 202 DYNAMO-ELECTRIC MACHINERY. magnetic flux parallel with the…
Telegraph, Wireless · Radio
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