[Elecraft] OT: Feedline Question

[Brian D]

What difference does oxidisation make on bare wire, ot tinning?? My feeders
are mainly enamelled copper which won't corrode. Does the enamel make a
significant difference? Hs anyone done the comparisons?




Guy Olinger K2AV <k2av.guy at gmail.com> wrote:

> What you appear to refer to by "open wire line" is BARE wire with small
> spacers widely separated. Performance changes a lot if the "open wire
> line" is constructed with unstripped THHN. Particularly with surface
> tension on new THHN. Where hung on the level in a misting rain, I have
> seen a droplet per centimeter hanging on THHN insulation. Along with a
> rather large variation in Z as seen in the shack.


-- 
Brian Duffell   Yarm    England