Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 262
his switch also connects theaerial to earth for protection against lightning. The type I aerial changeover switch furnished with this set is fully described in Para-graph 155. This switch in the transmitting position: (1) Closes the alternating current circuit to the transformer; (2) Closes the… … V UCHTNMG SfflTCH Fig. 266d-Complete Wiring Diagram of the,K K W- Cargo Transmitting Set with Type 112 Receiving■B. ^1^ ^ V e rj.^^^ an^i Type I Aerial Changeover Switch. In the receiving position the reverse operations are performed. ... ,. - The remainder of the type P-9 equipment comprises a…
Telegraph, Wireless
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