Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 85
ltage of the individual battery units and (4) thefinal discharge voltage of the cells. The charging dynamo in the case of a marine radioinstallation is the ships generator, which is situated at some point in the ships engine room. It has been mentioned that two values of charging current are… … Fig. 85a—Portable Exide Storage Cell, Supplied withMarconi Emergency Sets. STORAGE BATTERIES AND CHARGING CIRCUITS. 75
Telegraph, Wireless
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