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BELL SYSTEM TECHNICAL JOURNAL 



mounted on a single wooden pole about ninety feet high. Horizontal 

 exciter and reflector elements are supported on standard cross-arms. 

 Four pairs of half-wave exciter elements, each comprising two half- 

 wave conductors, are spaced one-half wave-length apart in a vertical 



Fig. 6 — Open view of ultra-short-wave transmitter. 



plane on one side of the pole. Four pairs of half-wave reflector ele- 

 ments are similarly arranged on the opposite side of the pole. The 

 spacing between exciters and reflectors is one-quarter wave-length. 

 These antennas when mounted as shown in Fig. 5, give a gain, measured 



