wrote:

The oil doesn't have to carbonize, nor does it have to arc over to
effect the antenna.

The gunk caught in the oil only has to be lossy at 1 Ghz which most
materials are.

I cant imagine that a little bit of dirty oil could attenuate the
signal by more than a db or two. If your transponder is so anemic
that a db would make a difference, you got more serious problems...


MiKeM