Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 192
are already adjusted to resonance, the complete process of tuning neednot be gone over again, with the exception that the coupling between the primary windingP-1 and the secondary winding S-1 may have to be increased. The ammeter connected in the antenna circuit of this set should read from 2 to 3… … AUWLIARV TRANSMITTERCIRCUIT Fig. 205—Tuned Coil Emergency Transmitter. The coil transmitters are generally supplied with the portable chloride typeD-5 accumulator of the Electric Storage Battery Company, but later installationsare equipped with another type known as the 5 K. X. portable…
Telegraph, Wireless
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