On Tue, 7 Feb 2017 16:11:28 -0500, Michael Black wrote:

There are stories of Collins receivers, I forget which model, where the
capacitor feeding the mechanical filter can go bad, and the result is
a ruined mechanical filter, it can't handle the DC going through it.

SO that's the sort of thing knowledge that is out there for people coming
to an old receiver for the first time.

Michael


What is a " mechanical filter"?