Re: Capacitor Sensor/Meter

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#56

From: Bob Masta
Date: Thu, 19 Jun 2003 17:13

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On Wed, 18 Jun 2003 14:27:55 GMT, Spehro Pefhany <speff@interlog.com>
wrote:

>The calipers use a crude (crude probably isn't the best word) fingered
>capacitor arangement, perhaps 0.1" (give or take half an order of
>magnitude) between "plates", and interpolate between to give 0.0005"
>or 0.01mm resolution. There's no rack and pinion to pick up dirt like
>the old dial caliper, they are mechanically just like the vernier
>style. 

Thanks, Spehro.   By the way, congratulations on winning
Third Prize for your Chimney Sentinel in the Circuit Cellar /
Microchip Mad Dash for Flash Cash contest!   Saw the
writeup in the June Circuit Cellar.   Good show!

Bob Masta
tech(AT)daqarta(DOT)com

            D A Q A R T A
Data AcQuisition And Real-Time Analysis
 Shareware from Interstellar Research
          www.daqarta.com

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Subject: Re: Capacitor Sensor/Meter
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