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On 14/10/2018 20:30, brian wrote:
In message , Gareth's Downstairs Computer writes Whereas such antenna predictors seem to feature in amateur usage, does anyone, anywhere, in the world of amateur radio have an understanding of the underlying principles involved in predicting the performance of antennae, or have we all, regrettably, become indistinguishable from consumerist CBers or beginner licensees? 4NEC2 and EZNEC areÂ* just a fancy front and back ends for NEC2 (and NEC4) Engines. Program description is here :- https://ntrl.ntis.gov/NTRL/dashboard...tail/ADA956129. xhtml. Thanks for the heads up, Brian, but a quick glance suggests that some revision might be necessary of my 3rd year uni textbook, "Fields and Waves in Communications Electronics" by Ramo, Whinnery and Van Duzer. ISTR it to be an excellent book explaining complicated things in words of one syllable, but 46 years down the line, I might have a more romantic memory of it in reality :-) |
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