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-   -   W7FG "True" Ladder-Line vs. 450 Ohm? (https://www.radiobanter.com/antenna/1926-w7fg-%22true%22-ladder-line-vs-450-ohm.html)

Bert Craig June 17th 04 12:53 AM

W7FG "True" Ladder-Line vs. 450 Ohm?
 
The subject line sez it all. Is there any noticable difference? #14 stranded
copper 450 ribbon type vs.

http://www.w7fg.com/ant.htm

Thanks in advance.

--
73 de Bert
WA2SI



N4LQ June 17th 04 03:02 AM

I beleive the FG stuff is only 16ga so yes, it would have a bit more
resistance loss but the design would lessen the effect of moisture however
it would be harder to install since it has fewer spreaders. Probably better
to make your own line. Much more fun!

--
Steve N4LQ
"Bert Craig" wrote in message
...
The subject line sez it all. Is there any noticable difference? #14

stranded
copper 450 ribbon type vs.

http://www.w7fg.com/ant.htm

Thanks in advance.

--
73 de Bert
WA2SI





Bob Miller June 17th 04 05:06 AM

On Wed, 16 Jun 2004 22:02:18 -0400, "N4LQ" wrote:

I beleive the FG stuff is only 16ga so yes, it would have a bit more
resistance loss but the design would lessen the effect of moisture however
it would be harder to install since it has fewer spreaders.


It has spreaders positioned every 20". The two lines are 3.75 inches
apart, which gives 600 ohms, according to a table I looked at in one
of the antenna books.

Probably better
to make your own line. Much more fun!


You have funny ideas of fun... :-)

Bob
k5qwg




'Doc June 17th 04 02:30 PM



Bert,
There are differences, but they don't really amount
to much. Which would be more convenient, or available?
'Doc

Edward A. Feustel June 18th 04 11:59 AM


"Bert Craig" wrote in message
...
The subject line sez it all. Is there any noticable difference? #14

stranded
copper 450 ribbon type vs.

http://www.w7fg.com/ant.htm

Thanks in advance.

--
73 de Bert
WA2SI


I am using the W7fg line. In my opinion its major advantage is the teflon
insulation.
I might note that the horizontal part of the160 Meter doublet which uses the
16 ga wire
(about 240 feet + feed) broke many times at the insulators . I replaced the
doublet part with #10 copperweld and so far no problems. This could have
been because of high winds, attachment to
trees (even with pulleys and weights). This was inconvenient to say the
least.
No problem with the feed line however.
Ed, N5EI




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