Re: [TowerTalk] 75 ohm cable power handling ?

[Martin Sole <hs0zed@gmail.com>]

Thanks for all the inputs, much appreciated.

Maximum run length for the 75 ohm cable would be 1/4 wavelength on 
28MHz. For other bands just a couple of feet as a series section 
transformer in each case.
Martin, HS0ZED



On 07/01/2018 00:11, Ed Sawyer wrote:
> Martin, Its really first about expected loss for 30 Mhz - isn't it?  Why put
> 1KW into a cable that has loss of 1.8dB per 100 ft?  How long a run are you
> planning?
>
> Ed  N1UR
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Sat, 6 Jan 2018 16:41:41 +0700
> From: Martin Sole <hs0zed@gmail.com>
> To: towertalk@contesting.com
> Subject: [TowerTalk] 75 ohm cable power handling ?
> Message-ID: <cabcbb10-fc8a-e121-6653-0a38a02d2314@gmail.com>
> Content-Type: text/plain; charset=utf-8; format=flowed
>
> Definitely not feeling the Google love today!
>
> Anyone have an idea of the 30MHz power handling capability for RG6A/U and
> Belden 9104?
>
> I have some RG59A/U as well but having seen RG58 melt I'm not inclined to
> try it at 1kW.
>
>
> Thanks
>
> Martin, HS0ZED
>
>
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