that's only 4 sample points. Without black magic, how in the world could you capture much with that?
I don't really know. But I thought if the "Golden Rule" of 5x would work,
maybe silver was ok too.

And I guess I'm also trying to figure out what it would take to do the original post.

Assuming you want a 5Mhz "Bandwidth". Which way do you mean?
5Mhz bandwidth? Or 5M samples/sec?
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