Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 245
paratus.—The motor generator comprises a 110 voltdirect current motor directly connected to a J^ K. W. 120 volt 500 cycle alternator. The motor is designed to operate on pressures between 95 and 115 volts with little changeof speed. The initial speed is controlled by a rheostat mounted on the left… … JAR 254—One Type of MarconiCondenser. (See Fig. 128) Short Wave STANDARD MARINE SETS OF AMERICAN MARCONi CO 235 D.C. FIELDRHEOSTAT
Telegraph, Wireless
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