Curt:
Prove it!
Bob, K4TAX
----- Original Message -----
From: "Curt" <k3ey@yahoo.com>
To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Sent: Friday, July 08, 2005 1:44 PM
Subject: Re: [TenTec] "Radiates like Crazy"???? No
>I don't care if you do or don't...you're
> wrong!!!!!!!!!!
>
> --- Stuart Rohre <rohre@arlut.utexas.edu> wrote:
>
>> I must respectfully disagree that ladder line
>> "radiates like crazy".
>>
>> It is BALANCED line, that means if it is fed from a
>> balanced source and goes
>> to a balanced antenna, the currents are equal and
>> opposite in each wire and
>> their fields cancel within a few diameters of the
>> line. See the theory of
>> transmission lines in the ARRL Handbooks.
>>
>> It should cross conductors at right angles, and
>> should be twisted every 18
>> inches or so, to minimize effects from nearby
>> conductors that could
>> unbalance it.
>>
>> If you ever have ladder line "radiating" you are mis
>> applying it in some way
>> at one end or the other. Balanced antennas are
>> center fed beams, dipoles,
>> etc. with line brought off at 90 degrees to the
>> antenna wires.
>>
>> Let's bury these old wive's tales about balanced
>> parallel transmission
>> lines.
>>
>> Stuart
>> K5KVH
>>
>>
>>
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>
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