That's the standard Mosley choke. I've had one on my Pro 67B for years.
Seems to work. They recommend that you not use any other kind with their
beams.
73, Brad KV5V
Jarrell, Texas
> With several e-mails asking about coax rf chokes I decided to call Mosley
today
> since I'm redoing my Classic 33 WARC with the 40m kit. The rep on their
tech
> line gave me an unusal description that I had never heard before for a rf
choke.
>
> He said to start with a 10 inch inside diameter single coax coil then wrap
10
> turns around, like you would if you were coiling a water hose on the
ground or
> for you Navy vets, a properly coiled of rope on the deck. This sounds
like it
> would end up being 15 inches or more in total diameter, a bit big for an
RF choke
> isn't it? Then hang the whole thing perpendicular to the boom. I even
called
> their tech help line back later to be sure I had the directions correct
and the
> same person said the coil would make an RF choke, not an "inductor", his
> terminology.
>
> I've seen photos of and several Mosley beams in person, but none had an RF
choke
> like this one.
>
> Tom, WW5L
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