That Elecraft is testing the filters now is a good thing!
I remember a post from Elecraft a few months ago, that said that I
should not use the 8.2M IF filters that were intended for Yaesu's FT1K
because the filters for the Elecraft K3 were specially selected to get
top performance.
The recent
I find it difficult to believe that a filter will go bad between
manufacturer and customer. Perhaps the odd one in 1000 might get past the
manufacturer's test regime. Modern surface mount components and hybrids are
very sturdy and no postal service could impart sufficient vibration or shock
David Cutter wrote:
I am not able to test that the filters I purchased are up to spec, but if
there have been significant numbers of failures (and the extraordinary
failure of one in a reviewer's sample), I'm coming to the conclusion that
filters should be returned to be re-tested,
Well, the radio seems ok, but there will be occasions, such as operating
near to very strong in-band signals when it may perform less than
satisfactorily and it is hard to identify what is happening. There may well
be artefacts that are disturbing and only heard on odd occasions such as
this
While I agree with you David and Julian's point about shipping costs etc, I
would suggest that in this case the fundamental questions are whether or not
the filter's specification does include IIP3 minimum limits and what are
they. Because, and understandably so, the dynamic range data
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