[sdiy] Ensoniq patent, was: distance meter for keyboard, was: Where to get special white keys?

[Simon Brouwer]

Ian Fritz schreef:
> At 06:42 PM 3/1/2009, Kyle Stephens wrote:
>
>> You can get Hall sensors for $0.50/a pop here, and at $0.45 for 100+ 
>> quantities:
>>
>> http://www.allelectronics.com/make-a-store/item/SS-19T/HALL-EFFECT-MAGNETIC-POSITION-SENSOR/-/1.html 
>>
>
> Those are switches.  You need *linear* Hall sensors.
Have you looked at the spec sheet on that page? Although not 
particularly linear, these appear to be analog sensors.

-- 
Vriendelijke groet, 
Simon Brouwer. 

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