Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 67
r, therefore, is rated at = 4.2 746horsepower. Fig. 67a shows the gen-erator and motor field wind-ings, the end plates and theoil gauge of the 2 K.W. 500cycle motor generator. Themachine completely assem-bled but with the rotarydisc discharger removed isshown in Fig. 67b. Details of the >4 K.… … Fig. 67d—Vi K. W. Motor Generator Assembled, MOTOR GENERATORS. 57 that both the field and armature windings are stationary. The rotor doses andopens the magnetic circuit between the armature and field windings and therebyinduces current in the armature. 53. Field Rheostats.—A type of field rheostat…
Telegraph, Wireless
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