Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 165
primary inductance in groups of ten turns ateach point of contact. 154 PRACTICAL WIRELESS TELEGRAPHY. The primary condenser has minimum capacity in the zero position but if turned to the180° mark it is shunted by a special set of contacts (attached to the movable plates andthus cut out of the… … Fig. 174—Rear View Type 101 Receiving Tuner (American Marconi Company). The switch marked transformer secondary and the control handle marked secondarycondenser control the inductance and capacity of the secondary circuit. The wave lengthadjustment of the circuit can be increased by turning the…
Telegraph, Wireless
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