[Boatanchors] Antenna Question...
bcarling at cfl.rr.com
bcarling at cfl.rr.com
Sat Mar 30 17:42:21 EDT 2013
Thanks. My ladder line is 25 feet. I think that's the problem. I don't know where I would put an extra 75 feet here!
Jim Haynes <jhhaynes at earthlink.net> wrote:
>How long is your 450 ohm ladder line?
>
>A popular antenna is an 80M dipole center fed with about 100 feet of
>ladder line. 100 feet is sort of a magic number for being easy to
>match
>on all bands 80M and down. See www.w5dxp.com/notuner.htm I have a
>friend who bought a commercially made antenna of the same general
>design,
>except it was shortened from 80M with loading coils in the centers of
>the
>legs. It works nicely on all bands with a tuner, and in the
>instructions
>they warn you not to cut the feedline to less than 80 feet. He runs it
>with an LDG autotuner and a balun near the tuner.
>
>But I wouldn't expect it to do anything for you on 160M, unless maybe
>you
>tied the legs of the ladder line together and fed it against ground,
>essentially as a vertical with a top hat loading.
>
>Jim W6JVE
>
>
>jhhaynes at earthlink dot net
--
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