[Fig. 92.—Loose coupled tuner.]
[Fig. 93.—Diagram showing position of loose coupler in circuit.]
[Fig. 94.–Fort Gibbons, Alaska, wireless station.]
[Fig. 95.—Transmitting condenser.]
[Fig. 96.—Braun's method for directing wireless telegraph signals.]
[Fig. 97.—Bellini-Tosi radio-goniometer.]
[Fig. 98.—Arrangement of Bellini and Tosi for directive wireless telegraphy.]
[Fig. 99.—Complete receiving and transmitting outfit.]
[Fig. 100.—Special lightweight wireless telegraph set for airship service.]