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Subject:
Re: Need some input on HF wire antennas for the Michigan house
From:
Bob Heiser <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Tue, 20 Jul 2010 10:17:15 -0500
Content-Type:
text/plain
Parts/Attachments:
text/plain (39 lines) 
Hello Tom,
On 40 and 80 meters you could use R G 58u and above 40 you might want to use 
R G 8 U.
Bob Heiser
K9BOB
----- Original Message ----- 
From: "tom behler" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Tuesday, July 20, 2010 10:11 AM
Subject: Re: Need some input on HF wire antennas for the Michigan house


>    Wonder what the comparison would be for RG8X?
>
> 73 from Tom Behler:  KB8TYJ
>
> ----- Original Message ----- 
> From: "Howard Kaufman" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Tuesday, July 20, 2010 4:38 AM
> Subject: Fw: Need some input on HF wire antennas for the Michigan house
>
>
> I forwarded the feedline comparison page to a friend of mine.  I have no
> idea if it is speech friendly, but here are the surprising results of his
> test data.
>
> I put the first Wireman ladderline in.  100 feet.  SWR 10 to 1.  Power 100
>> watts.  Frequency 30 megahertz.  Loss is 1.33 dB.  74 watts is still
>> radiated.
>>
>> Then I put in Belden RG 58.  Same parameters otherwise.  Loss is 5.5 dB.
>> 29
>> watts radiated on 10 meters.
>>
>> Is coax that more convenient than ladder line???
>>
>> Thanks for the reference.

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