The standard electrical dictionary; a popular dictionary of words, terms, and phrases, used in the practice of electrical engineering (1897)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · New York, H. W. Henley & co. · leaf 547
e of thetelephone. Tin Sounders. A recent addition to the single needle telegraph.(See Telegraph, Single Needle.) Itconsists of small tin plates, cut andbent, and so fitted in pairs to the in-strument, that the needle as deflectedstrikes one or the other on its rightand left hand movements. The… … Fig. 337. Tin Sounders. Tissandiers Solution. for bichromate batteries.posed as follows :Water, 100 parts by weight—potassium bichromate, 16 parts—66° sulphuric acid, 37 parts. Tongue of Polarized Relay. The German silver extension ofthe vibrating or oscillating member of a polarized relay,…
Electricity
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