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Author Topic: 20 meter loop  (Read 3009 times)
K0ZN
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Posts: 1531




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« Reply #15 on: April 14, 2012, 08:49:17 PM »


Richard....  here is a source for a 2:1 (really a 1:2 !  50 unbalanced to 100 balanced).  They ship internationally.

http://www.balundesigns.com/servlet/the-44/2-cln-1-balun-50-dsh-100-ohms/Detail


73,  Jon,  K0ZN
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EI5GUB
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Posts: 51




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« Reply #16 on: April 18, 2012, 01:28:23 PM »

Hello Dale WB6BYU,I looked you up,thanks for all the info and doing modeling for me,I was away working the last few days,yes 7 mtrs a side is to small,I made it that size and anaylsed it and it showed reonance around 14,400 so I need to add a bit to it,I got 75 ohm cable and used analyser to get 1/4 wave electrical length,it brought down swr alot,will have to add wire to it this weekend,it should work well as it will be 70 feet high,im also replacing the feeder with a shorter length of RG213,let me know what you thinkalso do you have any information on 2:1 baluns,thanks again Richard
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