> The 500 hertz and 250 hertz filter correction allow you to tweak the
center
> frequency that passes through the filter to allow for small variation in
the
> true center frequency the filter passes. That's all I know right now. If
> you want a wider shape factor, I would just use a wider filter.
>From the presentation given by Doug Smith at the TT hamfest last fall, I
thought the slope of the Orion filters was adjustable (similar to the sharp
and soft filtering available in the Icom 756 Pro II). I don't have an Orion,
so I can't check it out.
Mark
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