Thanks to Jean-Pierre, Rik and Alan for the help and suggestions on
the aluminum loop wire!
73 K2ORS
On Sat, Nov 5, 2011 at 6:57 AM, Rik Strobbe <[email protected]> wrote:
> Hi Warren,
>
> aluminium has a higher resistivity (28x10^-9 Ohmmeter) than copper (17x10^-9
> Ohmmeter) but it has a larger skin depth (Al = 260 um, Cu = 210 um at 100kHz).
> That makes an Al wire only 33% worse than a Cu wire of the same diameter.
> Regarding mechanical strength it might be a good idea to inforce this by a
> steel wire support.
>
> 73, Rik ON7YD - OR7T
>
> ________________________________________
> Van: [email protected] [[email protected]]
> namens Warren Ziegler [[email protected]]
> Verzonden: zaterdag 5 november 2011 1:30
> Aan: rsgb_lf_group
> Onderwerp: LF: Al as a Loop Conductor ?
>
> Hi,
> I am considering using Aluminum service drop wire (3/0 gauge) as a
> conductor for an LF transmitting loop. I know that the conductivity is
> not as good as copper but it weighs so much less that I can use a
> larger diameter conductor.
> Has anyone tried this? How would it hold up when flexed by the wind ?
> Other thoughts?
> --
> 73 Warren K2ORS
> WD2XGJ
> WD2XSH/23
> WE2XEB/2
> WE2XGR/1
>
--
73 Warren K2ORS
WD2XGJ
WD2XSH/23
WE2XEB/2
WE2XGR/1
|
