I'm pretty sure RG142 or RG303 are both used for toroid baluns.
If I remember they are spec'd out by the W2DU choke balun.
12 turns wrapped pretty tight around an FT-240-61.
On Fri, Sep 11, 2015, at 09:46 AM, Jim Thomson wrote:
> Date: Fri, 11 Sep 2015 11:30:48 -0400
> From: Pete Smith N4ZR <n4zr@contesting.com>
> To: TowerTalk <TowerTalk@contesting.com>
> Subject: [TowerTalk] Identifying Teflon Cable
>
> Thanks for all the quick replies. Most guessed RG-142, but the
> copper-coated steel center conductor pretty well disqualifies it from
> the flexibility standpoint. I think AB3CV hit it with his suggestion of
> RG-400, which has a 19-strand copper center conductor and an overall
> diameter close to the cable I have.
>
> --
>
> 73, Pete N4ZR
>
> ## A magnet should stick to any copper coated steel center conductor.
>
> Jim VE7RF
>
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