In article , Richard
Harrison wrote:

[snip]

The tip-to-tip length of a dipole need not be adjusted for feedline
spacing.

Looking at graphs of how the waves form on the wire, that's what
I was thinking. But illustrations like the uppermost one on:
http://www.astrosurf.com/lombry/qsl-g5rv-2.htm
had me confused. I guess it's just wrong.