[R-390] Mechanical filter postmortem

[Barry Hauser]

You wrote
> I have repaired several Mechanical filters in Yaesu gear, but they open a
> lot easier than the Collins filters do... In the Yaesu filters, it is
> usually migration and decay of the 'foam' padding that causes an increase
> in loss through the filters... Yes I have had to resolder a couple of the
> pick-up coil leads also.. 73 de Jordan...
>

Did you replace the foam stuffing?  If so, with what?  Is it necessary?

Just a sec... YO!  BACK THAT TRUCK FULL 'O FILTERS IN RIGHT HEEEUH!  THAT'S
RIGHT, A LITTLE MORE, COME BACK .. COME BACK ... WHOOOAAAA!  UNLOAD 'EM
BOYS!.

You were saying...? ;-)

Actually, I'm serious about the question.

Barry