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Old January 18th 09, 04:12 PM posted to rec.radio.amateur.antenna
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Default loops and 4:1 baluns

Ed Cregger wrote:
Such things as variances in construction materials from one
batch to another and the variations that one human will introduce to
construction versus another human also induce characteristics that do not
always jibe with theory.


IMO, the major problem with baluns is that they are
designed for specific impedances and most often used
with unknown impedances.
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73, Cecil http://www.w5dxp.com
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Old January 18th 09, 10:22 PM posted to rec.radio.amateur.antenna
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Default loops and 4:1 baluns


"Cecil Moore" wrote in message
...
Ed Cregger wrote:
Such things as variances in construction materials from one batch to
another and the variations that one human will introduce to construction
versus another human also induce characteristics that do not always jibe
with theory.


IMO, the major problem with baluns is that they are
designed for specific impedances and most often used
with unknown impedances.
--
73, Cecil http://www.w5dxp.com


----------

Very true, but often times they work well enough with varying impedances to
get us on the air. If it is that or nothing, then I'm all for doing it.

Ed, N2ECW


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Old January 19th 09, 03:40 PM posted to rec.radio.amateur.antenna
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Default loops and 4:1 baluns

Ed Cregger wrote:
Very true, but often times they work well enough with varying impedances to
get us on the air. If it is that or nothing, then I'm all for doing it.


When I was in high school, a ham came back to my
"t-e-s-t-d-e-w-5-d-x-p" signal while my 40W Globe
Scout was driving a 100W light bulb through 3' of
wire on a table top. He gave me a 5x5 signal report.
No balun required. :-)
--
73, Cecil http://www.w5dxp.com
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Old January 19th 09, 03:53 PM posted to rec.radio.amateur.antenna
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Default loops and 4:1 baluns

Cecil Moore wrote:
Ed Cregger wrote:
Very true, but often times they work well enough with varying
impedances to get us on the air. If it is that or nothing, then I'm
all for doing it.


When I was in high school, a ham came back to my
"t-e-s-t-d-e-w-5-d-x-p" signal while my 40W Globe
Scout was driving a 100W light bulb through 3' of
wire on a table top. He gave me a 5x5 signal report.
No balun required. :-)


http://palomar-engineers.com/1_1_Bal...alun_kits.html

http://palomar-engineers.com/4_1_Bal...alun_kits.html

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Old January 19th 09, 04:51 PM posted to rec.radio.amateur.antenna
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Default loops and 4:1 baluns

Dave wrote:
http://palomar-engineers.com/1_1_Bal...alun_kits.html
http://palomar-engineers.com/4_1_Bal...alun_kits.html


Also https://www.amidoncorp.com/categories/12?page_number=2
--
73, Cecil http://www.w5dxp.com


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