Tom says:
>Mixers are always non-linear devices, if they aren't they won't
>"mix". Why doesn't the mixer in your receiver create close-in IMD
>or cross modulate? Many receivers use broadband block
>convertors, some systems even use single diode switches for
>mixers. Where's the odd-order IMD problem when processing
>multiple signal frequencies?
I've lost the thread here - mixers do intermodulate - they're usually the
determining factor in the IMD performance of a well designed receiver. Tom,
what are you trying to say?
73
Peter G3RZP
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