--- Rob Studdert <[EMAIL PROTECTED]> wrote: > > I did some tests myself when Fred first posed the > problem which may counter > that theory (for the *ist D ). I loaded my *ist D up > with near discharged Ni-MH > cells, put in my micro-drive, switched on AF, popped > up the flash and started > machine gunning at ISO3200. Not one frame contained > signs of banding. I agree > that the cause is likely a power supply issue but I > was very surprised just how > immune my *ist D was to any kind of power supply > modulation. Maybe the *ist DS > is worse in this regard? > >
But did you try underexposing 1.5-2 stops at 3200? That's when I see the banding appear on a 20D (not machine-gunning and using CF) Wendy

