[TowerTalk] Heliax question

[dj7ww at t-online.de]

Corrugated coax cable  was invented in 1951 and the 5/8" cable was very popular.
It was dropped from production in Germany together with the 3/8" version when communication s networks moved to the higher frequencies of 3G.

https://tessco-product-images-commerce-cloud-prod.s3.amazonaws.com/Resources/592646_HCA58-50J_SpecSheet.pdf

73
Peter, DJ7WW


-----Original-Nachricht-----
Betreff: Re: [TowerTalk] Heliax question
Datum: 2024-10-05T20:09:03+0200
Von: "Rob Atkinson" <ranchorobbo at gmail.com>
An: "David Gilbert" <ab7echo at gmail.com>

Interesting.  Looks like something Comscope invented after Andrew was bought.

Thanks

Rob
K5UJ

On Sat, Oct 5, 2024 at 1:03 PM David Gilbert <ab7echo at gmail.com> wrote:
>
>
> https://www.talleycom.com/product/ANDLDF4.5-50
>
> On 10/5/2024 10:41 AM, Rob Atkinson wrote:
> > I think W9AC is on to somethng WRT the Z of the line.  75 ohm, like
> > LDF4-75.  BTW Andrew AFAIK made LDF4-50 and LDF5-50 but I never heard
> > of this LDF4.5 stuff.  Is that just some ham's invention?

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