Re: NEC-LIST: Edmond Bruce questions

From: Boswell, Alan (UK) <alan.boswell_at_email.domain.hidden>
Date: Mon, 5 Jan 2004 08:04:04 -0800 (PST)

Mac
The rhombic antenna was described by Bruce, Beck and Lowry in
Proc IRE, January 1935. The early work on rhombics was based
on a constant current distribution in the wires, and aimed at
optimising its performance at a single frequency. Later NEC
modelling showed that a rhombic is a natural wideband antenna
that shows a good match over two or more octaves, exhibiting
constant aperture size (i.e. forward gain increasing at 6 dB
per octave). That work was written up in the 1987 ICAP.
Alan
       

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