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Robison's Manual of radio telegraphy and telephony for the use of naval electricians (1918)

Robison, S. S. (Samuel Shelburne), b. 1867, United States Naval Institute, Todd, David Wooster, Hooper, Stanford Caldwell · Annapolis, Md. : The United States Naval Institute · leaf 27

An illustration from Robison's Manual of radio telegraphy and telephony for the use of naval electricians, 1918, leaf 27
Fig. 14c.—Air-Core, Step-Up Transformer (current in A B rising).-< A C … B D »- Fig. 14d.—Auto Step-Down Transformer (current in A B rising). MANUAL OF RADIO TELEGRAPHY AND TELEPHONY. 23 27. Since the tendency to current flow in C D is produced by linesof magnetic force cutting C D, and since on making or breaking cur-rent in A B each line of force cuts C D once, for…

Telegraph, Wireless -- Handbooks, manuals, etc · Telephone, Wireless -- Handbooks, manuals, etc · Radio -- Handbooks, manuals, etc

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