On Jul 4, 2006, at 3:06 PM, mike wilson wrote:

> I should have written self powered.  The risks are, of course, higher,
> as they are with any increase in technology.  Proper design should  
> deal
> with that problem.  Replaceable cells would obviate the possibility  
> of a
> shortened lifespan for the card.
>
> If it gave me the possibility of much higher write speed for a  
> slightly
> higher price, I would definitely be interested, as would many people.

Such a device would likely have to be much more expensive and they  
would require different, more expensive high speed interfaces to the  
camera data bus to achieve faster speeds. (The bus that connects RAM  
speed components inside the computer or camera is much faster than  
the bus that connects said components to a secondary storage device.)

Basically, you're not going to make a self-powered mediacard with  
high speed RAM that achieves significantly faster transfer speeds  
without building a complete IO system optimized to that performance  
requirement. Such a system would cost substantially more.

Godfrey



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