Topband: Easy Inverted L for 169 (NCJ M/A 2011) Info Needed

[Michael Goins]

How high off the ground does the feed point need to be on 160 to be
considered elevated enough to use tuned radials? I have the space  - nine
acres - but deer are an issue with radials.

Mike, k5wmg




On Wednesday, November 9, 2011, ZR <zr at jeremy.mv.com> wrote:
> Installing a dense radial field in the first 50' is the most important
step
> for a small lot. Galvanized and plastic dipped rabbit fence works wonders
> for that. Solder wires to the ends to extend the radial field however you
> can.
>
> Carl
> KM1H
>
>
> ----- Original Message -----
> From: "W0MU Mike Fatchett" <w0mu at w0mu.com>
> To: <topband at contesting.com>
> Sent: Tuesday, November 08, 2011 1:57 PM
> Subject: Re: Topband: Easy Inverted L for 169 (NCJ M/A 2011) Info Needed
>
>
>> If the feedpoint is elevated you should have 4 tuned radials.  If it is
>> ground mounted it needs radial field just like a vertical.  32 is a
>> decent number more is better of course.  They don't have to be 1/4
>> either to work.
>>
>> The current balun or choke is best at the feedpoint but some will also
>> put one at the radio.
>>
>> Mike W0MU
>>
>> J6M CQ WW DX CW Contest 2011
>> J6/W0MU November 21 - December 1 2011
>> W0MU-1 CC Cluster w0mu.net
>>
>>
>> On 11/7/2011 9:30 AM, Mark Adams wrote:
>>> Hi Gang,
>>>
>>> I am planning to try this antenna for the winter and need more
>>> information.
>>> The author, NE0U, seems to have no known email address that I can find
so
>>> here goes.
>>>
>>>     1. I assume that the vertical radiator and the ground radial are
both
>>>     the SAME length. Correct?
>>>     2. The sketch on page 20 shows the Ferrite Current Balun a the
>>>     feedpoint, but the text of the article has it at the transmitter.
>>> Which is
>>>     correct? Does it matter?
>>>
>>> Yes, I could goof around with these two items, but I'd rather just put
it
>>> up and dink around only if necessary.
>>>
>>> Thanks es 73,
>>> Mark K2QO
>>> K2 #543
>>> FN03ra
>>> _______________________________________________
>>> UR RST IS ... ... ..9 QSB QSB - hw? BK
>> _______________________________________________
>> UR RST IS ... ... ..9 QSB QSB - hw? BK
>>
>>
>> -----
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>
> _______________________________________________
> UR RST IS ... ... ..9 QSB QSB - hw? BK
>

-- 
Michael Goins
Professor, Writing
University of Texas at San Antonio

Michael Goins
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Pipe Creek, Texas 78063

Michael Goins, Owner/Editor
Natural Awakenings-San Antonio/Hill Country magazine
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Mike
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Mike
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