Tom says:
>Yes, it is virtually impossible to saturate powdered iron or
>ferrites because they overheat long before saturation occurs. The
>exception is in pulse duty, where the duty cycle is so low
>saturation can occur without melting down the core.
You can still get non linear enough to screw up the IMD, though, if the flux
density is too high.
73
Peter G3RZP
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