Re: Astro CCDs still dragging their pixel feet



justbeats wrote:
> Not entirely sure that more pixels is such a good thing. The PC would
> likely become the new "weak link" as processing multi-megapixel
images
> takes a LOT more beef than that required for processing a "mere"
> megapixel or so.
>
> When memory limits are being reached, I find it faster to process
four
> images and mosaic them than to process a single larger image in one
go
> (for things like deconvolution in particular). Image download times
are
> a factor too...
>
> Clearly, more memory, more CPU and more comms bandwidth can cure
this.
> But for the "standard equipment" available to amateurs, I reckon a
> megapixel (SXV-H9 in my case) balances the various tradeoffs pretty
> well.
>
> Cheers
> Beats

Thanks to the STL 1100 it has been proven possible to work with 11
megapixel photos. CPU power is not the limiting factor in photo
processing so long as you are willing to wait for it to execute a
command (which admittedly could take awhile). RAM is the most important
factor followed by hard disk speed and volume. It is now within reason
to have a computer with 3 gigabytes of ram and over a terabyte of hard
drive space for less than the cost of a good camera.

Ian Anderson
www.customopticalsystems.com

.



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