Elementary telegraphy : a manual for students; written specially to meet the requirements of the ordinary grade of the subject as published in the syllabus of the city and guilds of London Institute (1910)
Pendry, H. W. (Henry Walter) · London ; New York : Whittaker & Co. · leaf 119
ii.—Internal poniuctions of rlieostat ■■ D. IK Condensers. \ condenser, in ]n-inciple, consists of two condnctors separated by a dielectricand arranged so that achaige upon one conduct-or induces a charge uponthe otlier. There is noflow of electricity throughthe dielectric, biit an in-ductive…
Telegraph
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