Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 153
Fig. 162—Fundamental Circuit of Marconi Valve Tuner. The Flerning valve gives signals of greatest strength when the secondarycircuit is designed for a minimum value of shunt capacity and a maximum valueof inductance for a given wave length or frequency, hence the secondary con-denser is always…
Telegraph, Wireless
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