[Open-graphics] Re: Digital 'scope & spectrum analyzer
Dieter
netbsd at sopwith.solgatos.com
Mon Dec 17 05:19:07 EST 2007
Back in March, Timothy wrote:
> Ok, what we can probably do is use a fixed 330MHz and then, in the
> amplifier, delay green by 1/3 and blue by 2/3 of a clock period
> relative to red and then just add them together. That gives us
> effectively 990MHz. Good enough? Actually, it's not quite that
> simple, but since everything is a smooth curve, I think we can fake
> it.
Can we do the same interleaving trick backwards, and use multiple
slow ADCs to get higher frequency sampling?
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