On 21/06/2010 1:27 PM, Invisible wrote:
>>> (It turns out we have a machine that takes measurements in microseimens,
>>> but some software we use needs a value in milivolts. And while they are
>>> completely different dimensions, if you knew the properties of the
>>> machine, it's conceivable that a constant conversion factor actually
>>> exists...)
>>
>> For conversion you need to make sure that the conversion should be
>> linear, it might not be.
>
> Given what the machine does, it seems plausible that the conversion is
> perfectly linear.
>
> A more important question is whether the conversion factor is *constant*
> or not...

If it is linear then the conversion factor must be constant. Not taking 
hysteresis into account.
You need the input specs for the software.


-- 

Best Regards,
	Stephen

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