Bob wrote in
:

....
I'm plugging the velocity factor figure into Cecil's program for
optimum feedline lengths on a multiband dipole, IMAXMIN.EXE. Given the
approximate nature of this kind of feed, a ballpark figure is probably
okay.

Bob,

Have you seen my article "Optimum length of ladder line" at
http://vk1od.net/blog/?p=949 ?

Owen