[Elecraft] OT: Feedline Question
Jim Brown
jim at audiosystemsgroup.com
Tue Apr 18 15:15:15 EDT 2017
On Tue,4/18/2017 11:26 AM, Guy Olinger K2AV wrote:
> What you appear to refer to by "open wire line" is BARE wire with
> small spacers widely separated.
That's what Wes built to compare with the window line. Most practical
implementations of open wire line use much wider spacing. The increased
loss that Wes measured was due to water on the un-windowed parts of the
window line -- in other words, a significant fraction of the dielectric
between the conductors was water. That would not be true of widely
spaced wire, insulated or not.
73, Jim
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