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64 results for “Resolution

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Resolution

…Digital resolution contributes a rectangular uncertainty component of (δ/2)/√3. VIM (JCGM 200:2012) 4.14 Instruments

VIM (JCGM 200:2012) 4.14

The smallest difference between displayed indications that can be meaningfully distinguished — for a digital display, one count of the least significant digit. VIM (JCGM…

VIM (JCGM 200:2012) 4.15

dividedbythepowersquared.If6pj(Aj)istheopticalpowermeasuredatwavelengthAjwhere resolutionbandvvddthisBj(Aj),thentheopticalpowerspectraldensitySj{X-)at is (4.2.1) Theninthewavelengthrepresentation z 0 (4.2.2) wherePistotalopticalpower,Xiswavelength,Zismeasurementspan,andAistheshifting parameterinunitsofwavelength…

Page 25 · SP 250 · 2000 Open PDF at page 25 →

…Notethattheabsoluteaccuracyoftheinstrument isalways ±(0.2ppmofreading + 1stepofdial8)althoughthenoisevoltageand currentmaybelargeenoughtocausemoreuncertainty thanthis.Usethe equationsgivenbelowtocalculatetheapparentaccuracyforunknown resistances notgiveninthetable. -9 Resolutionlimitofvoltagenoiseinppm= j. ^ {IM.2) s s whereI^isthecurrentinthestandardresistorinamperes. R isthestandardresistorvalueinohms. Resolutionlimitofcurrentnoiseinppm

Page 115 · SP 250 · 1987 Open PDF at page 115 →