Re: LF: Lightning -- Knife Switch Source

["Tom Boucher" <tom@telemetry.demon.co.uk>]

Mabe some of the old 'bakelite' ones are pretty poor, but the ones I
remember were made of white porcelain (I think) which should have good
RF properties.

73, Tom G3OLB 

Dr. Tom Gruis writes
> I have read that these old knife switches have very poor RF insulation
> qualities. Perhaps this effect is frequency and/or power sensitive (for
> want of better terminology) to some extent.
>
> Doc.