Much simpler than you may think. [message #22173 is a reply to message #22172] |
Tue, 27 July 2004 12:55 |
Bill Fitzmaurice
Messages: 335 Registered: May 2009
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Grand Master |
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What's critical is the distance between the radiating planes of the individual elements, which ideally is kept under a wavelength. This rules out 1" domes that have 2" wide mounting flanges but other options are available. A simple rule of thumb states that if the radiating plane of the array comprises are least 90% of the meaured vertical plane then you're OK. Where horns are concerned the radiating area is the horn mouth, exclusive of the mounting flange.
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