Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 201
tter; (4) To determine the decrement of damping; (5) To calibrate a receiving set (by means of an exciting buzzer); (6) To determine the wave length of a distant transmitting station at thereceiving station. (7) To determine the purity of the wave emitted from the antenna. 163. Simple Use of the… … x-^<^ Fig. 211—Diagram for Measuring the Natural WaveLength of an Aerial. PRACTICAL RADIO MEASUREMENTS. 191 tion coil fitted with a vibrator, S-1 a spark discharge gap of simple design con-nected in series with the aerial A-1. L is the inductance coil of the wavemeter; Cthe variable condenser; D…
Telegraph, Wireless
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