Re: NEC-LIST:Simulations of Q and the Chiu-Harrington Limit

In a message dated 11/27/02 10:47:26 AM Eastern Standard Time,
dbmiron_at_paulbunyan.net writes:

> Good day Chip,
>
> I have done some work on small antennas. Most of my publications are
> listed
> below. I assume you mean Altschuler's article appeared in the IEEE Trans.
> on A&P. I don't remember it, but I should have the Trans. What was
> Rahmat-Samii's presentation about? What is the Chiu-Harrington limit? I
> know about a Chu limit published around 1947.
>
> Doug Miron
>
> "The Short Fat Dipole; Development in APL of a MoM Solution", ACES Journal,
> vol. 6, no. 2, Winter, 1991.
>
> "Some Simplifications for Numerical Impedance Matching with a Small Antenna
> Example", Proceedings of RF Expo West 1995, published by Argus Business,
> Atlanta, GA, pp74-80.
>
> "Volume Loading-A New Principle for Small Antennas", ACES Journal, July
> '99.
>
> ----- Original Message -----
> From: <Fractenna_at_aol.com>
> To: <nec-list_at_gweep.ca>
> Sent: Wednesday, November 27, 2002 6:55 AM
> Subject: NEC-LIST:Simulations of Q and the Chiu-Harrington Limit
>
>
> Hello All,
>
> I am doing a literature search on electrically small antennas, as
> preparation
> for publication. Right now, I am trying to see the best that has been done
> in
> finding low Q antennas at small values of KR.
>
> I am aware of Altshuler's Mar 2002 paper in Transactions, as well as other
> sources including the APS 2002 presentation of Gionvatorrio and
> Rahmat-Samii.
> As we have new data that will prove of interest, it is important that we do
> our best to report all that has been known on low Q antennas at small
> values
> of KR, so that issues may be definitely addressed and answered. In other
> words, what are the best known designs that approach the Chiu-Harrington
> limit?
>
> If you are aware of simulations that beat Ed Altshuler's 5 wire or a (self
> similar) conic section, I would appreciate a citation or information before
> publication (which will, of course be properly attributed).
>
> Many thanks!
>
> Chip N1IR
>

Hi Doug,

It looks like it would be helpful for me to provide a link; when I get home
I'll pass it along.

73,
Chip N1IR

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