An elementary book on electricity and magnetism and their applications (1919)
Jackson, Dugald C. (Dugald Caleb), 1865-1951, Jackson, John Price, b. 1868, Black, Newton Henry, b. 1874 · New York, The Macmillian Co · leaf 621
• • - E • Y - • F • • - • Z - - • • G — — • a (German) H • • • • o« - • - 1 • • a or a (Spanish—Scandinavian) J • • • - K — • — ch (German) L • — • • __- — ^X — — 6 ( French) N - • ••-•• 0 — — — n (Spanish; P • • • q _ — # — o (German) R • - • • S • • • h (German) T — • • ™ ~ NUMERALS 1 * _ _ _ - 6… … Fig. Ground ^^r405. — Inductive-coupled transmitting station. 376. Sending circuits. In commercial radiotelegraphycoupled circuits are now quite generally employed. These are of two gen-eral types: theinductive cou-pling, which isillustrated in fig-ure 405, and thedirect coupling,which is…
Electricity · Magnetism
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