> Maybe Ulrich with his well respected HF credentials and
> his vast
> experience with collocated HF transmitters and receivers
> in military
> markets became the main focus for all his measured
> improvements.
> The data measured with very wide spaced high 3rd order
> intercept
> points may be valid using better PIN diodes in such a
> severe RF
> environments. Only he could answer these questions.
My FT10000's sure didn't change a bit in any measured
parameter, and I used the slowest diodes I had. Neither did
my IC 751A.
I did two tone IMD and blocking DR tests both in an out of
the roofing filter.
73 Tom
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