edoc wrote:
> I direct-fed a longwire from an older tube rig and experienced the
> RF nibbling at my lips ... but the solution was readily found.
> 1. A good chassis ground.
= good RF fed into soil :-)
> Toroids, etc. may be a more elegant solution but I wonder about
> potential efficiency as I am guessing energy is lost on transmit
> via heat in the toroid.
The loss is normally ~0.05 dB (read: immeasurable :-)
Precondition for this is a resonant antenna, ensuring
low voltage at the feedpoint.
73,
Sinisa YT1NT, VA3TTN
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