Digital BW, The Print

On 3/24/02 mwesley250@... wrote:

>Think of a rubber band. Let's say it is 2" long in it's relaxed state and it
>can be stretched to a length of 4" before it breaks. This is an analog
>system and it can be any of an infinite number of lengths between 2" and 4",
>the dynamic range of the length is 4:2 or 2. Just because your ruler only
>has divisions of 0.1mm does not mean the length of the rubber band can only
>be in 0.1mm steps.

your rubber band is not a signalling system

s/n ratios only make sense in the context of representational systems

if your rubber band was somehow being stretched to represent a signal
then it would indeed have a noise floor and s/n ratio

-- 
John Brownlow

http://www.pinkheadedbug.com