Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 233
of the primaryand secondary windings on the panel sets shown by the scale attached to the couplinghandle. The notation 8 for rotary means that the coupling for the rotary gap is less thanfor the quenched gap or at least the primary and secondary windings have greater separationthan for the quenched… … SECONDARY SCALE SETTINGS. Fig. 245—Curve Showing Reduction of Current by Turning the Secondarjr Winding of the Type AOscillation Transformer at Right Angles to the Primary Winding. Diagrams showing the different ways Government Inspectors record the coupling andthe number of primary and secondary…
Telegraph, Wireless
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