
   Personally I believe that calibration requirements are all based on
   application and use. You have to evaluate the cost of failure vs the
   cost of calibration.
   I am sure many have seen this already but this is a great Navy video on
   the importance of calibration
   [1]http://www.youtube.com/watch?v=yxZBNYBoLLU
   Best regards,
   Benjamin Sheena
   IET Labs
   --- In [2]GenRad@yahoogroups.com, Roy Morgan <k1lky@...> wrote:
   >
   >
   > On Jun 6, 2012, at 4:10 PM, jackinnj wrote:
   >
   > >
   > > Nope, Thaler Corporation -- used to be in Tucson AZ -- they
   produced
   > > the VRE105 Precision Reference.
   > >
   >
   > Thaler Corp
   > 2015 N Forbes Blvd
   > Tucson AZ 85745-1458
   >
   > Tel: 520-882-4000
   >
   > The design and performance of a precision voltage reference ...
   >
   <[3]http://www.ti.com/general/docs/lit/getliterature.tsp?baseLiterature
   Number=slyt168&fileType=pdf&track=no
   > >
   > By Perry Miller, Application Specialist--Data Converters, Texas
   > Instruments, Dallas and Doug Moore, Managing Director, Thaler Corp.,
   > Tucson, Arizona ...
   >
   > "The first paper on this topic appeared in the November
   > 1999 issue of Analog Applications Journal
   > (www-s.ti.com/sc/techlit/slyt183). It introduced the VRE3050
   > precision voltage reference and described the criteria for
   > selecting a reference for data converters that operate over
   > the industrial temperature range and the importance of the
   > external voltage reference for high-resolution data converters
   > in general.
   > ..."
   >
   >
   >
   > Roy Morgan
   > k1lky@...
   > K1LKY Since 1958 - Keep 'em Glowing!
   >
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References

   1. http://www.youtube.com/watch?v=yxZBNYBoLLU
   2. mailto:GenRad%40yahoogroups.com
   3. http://www.ti.com/general/docs/lit/getliterature.tsp?baseLiteratureNumber=slyt168&fileType=pdf&track=no
   4. mailto:bsheena@gmail.com?subject=Re%3A%20Callibration
   5. mailto:GenRad@yahoogroups.com?subject=Re%3A%20Callibration
   6. http://groups.yahoo.com/group/GenRad/post;_ylc=X3oDMTJxY3E5NDIzBF9TAzk3MzU5NzE0BGdycElkAzIxNTI5Nzk0BGdycHNwSWQDMTcwNTA4MzI3OARtc2dJZAMxNjgzBHNlYwNmdHIEc2xrA3JwbHkEc3RpbWUDMTMzOTA3NDgwNw--?act=reply&messageNum=1683
   7. http://groups.yahoo.com/group/GenRad/post;_ylc=X3oDMTJmOTYzbGJjBF9TAzk3MzU5NzE0BGdycElkAzIxNTI5Nzk0BGdycHNwSWQDMTcwNTA4MzI3OARzZWMDZnRyBHNsawNudHBjBHN0aW1lAzEzMzkwNzQ4MDc-
   8. http://groups.yahoo.com/group/GenRad/message/1660;_ylc=X3oDMTM1YWsyMW5oBF9TAzk3MzU5NzE0BGdycElkAzIxNTI5Nzk0BGdycHNwSWQDMTcwNTA4MzI3OARtc2dJZAMxNjgzBHNlYwNmdHIEc2xrA3Z0cGMEc3RpbWUDMTMzOTA3NDgwNwR0cGNJZAMxNjYw
   9. http://groups.yahoo.com/group/GenRad/spnew;_ylc=X3oDMTJnNW9rNDZqBF9TAzk3MzU5NzE0BGdycElkAzIxNTI5Nzk0BGdycHNwSWQDMTcwNTA4MzI3OARzZWMDdnRsBHNsawN2cGhvdARzdGltZQMxMzM5MDc0ODA3
  10. http://groups.yahoo.com/group/GenRad;_ylc=X3oDMTJmNm1vNnE3BF9TAzk3MzU5NzE0BGdycElkAzIxNTI5Nzk0BGdycHNwSWQDMTcwNTA4MzI3OARzZWMDdnRsBHNsawN2Z2hwBHN0aW1lAzEzMzkwNzQ4MDc-
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