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directivity pattern 187,800 results on the web	directivity 12,690,000 results on the web More popular!
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With the new wide dispersion constant directivity horn, sound expands in a more rectangular pattern providing 90º horizontal x 60 º vertical coverage, with wide Typically, for moderate to large events, the pattern of peak ground velocity reflects the pattern of the earthquake faulting geometry, with largest amplitudes in the near new 90ºx 60ºconstant directivity horn, designed with the goal of minimizing radiation pattern deterioration in oblique directions as more conventional horns are prone to doing. frequency sound projected to the edges of the coverage area. The HF transducer is mounted to an all source region, and in the direction of rupture (directivity).	For propeller aircraft directivity variations are negligible and for these it may be assumed that This latter difference is due to lateral directivity (engine installation effects) and lateral attenuation. uniform directionality of sound radiated laterally about the roll axis of the aircraft, referred to here as lateral directivity. Wide sound directivity for flexible listening placement Specific Treatments of Ground This results in a non The innovating design allows to obtain an high vertical directivity and a high gain. φ Depression angle (lateral directivity parameter)

directivity pattern

187,800 results on the web

directivity

12,690,000 results on the web

More popular!

With the new wide dispersion constant directivity horn, sound expands in a more rectangular pattern providing 90º horizontal x 60 º vertical coverage, with wide
Typically, for moderate to large events, the pattern of peak ground velocity reflects the pattern of the earthquake faulting geometry, with largest amplitudes in the near
new 90ºx 60ºconstant directivity horn, designed with the goal of minimizing radiation pattern deterioration in oblique directions as more conventional horns are prone to doing.
frequency sound projected to the edges of the coverage area.
The HF transducer is mounted to an all
source region, and in the direction of rupture (directivity).

For propeller aircraft directivity variations are negligible and for these it may be assumed that
This latter difference is due to lateral directivity (engine installation effects) and lateral attenuation.
uniform directionality of sound radiated laterally about the roll axis of the aircraft, referred to here as lateral directivity.
Wide sound directivity for flexible listening placement
Specific Treatments of Ground
This results in a non
The innovating design allows to obtain an high vertical directivity and a high gain.
φ Depression angle (lateral directivity parameter)