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HP 4277A Operation And Service Manual page 16

Lcz meter

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SECTION I
Model 4277A
Table 1-1. Specifications (Sheet 5 of 17)
C-Q Measurement Accuracy:
C Accuracy:
±[(C accuracy of C-D measurement)]
Q Accuracy:
±[(D accuracy t measured D value x 100)% of Q reading + 1 count]
Note:
Q is the reciprocal of D.
Note:
Q accuracy is calculated from the measured D value.
Refer to
Figure 3-19.
HIGH SPEED C Measurement Accuracy:
C
Accuracy:
±[CC accuracy of C-D measurement)]
Note:
HIGH SPEED C accuracy is specified on the ranges enclosed in the
dotted line in Table A-1.
Note:
Table A-1 is applicable under the following condition:
(1) Sample's D Value: <0.01
C-ESR/G Measurement Accuracy:
C Accuracy: ±[(C accuracy of C-D measurement)]
ESR Accuracy:
±[{% of reading) + (ESR error in ohms) + (number of counts)], see
Tables A-4 and A-5.
G Accuracy:
±[(% of reading) + (G error in siemens) + (number of counts)], see
Tables A-4 and A-5.
Note:
Use Table A-4 when the test frequency is lOkHz, lOOkHz, or IMHz.
Use Table A-5 for ail other frequencies.
Note:
ESR range and G range depend on the selected C range and test
frequency. Refer to Table A-7.
Note:
Accuracies obtained from Tables A-4 and A-5 are valid only for
measurements made with the CABLE LENGTH switch set to Om.
When the CABLE LENGTH switch is set to Im, add the errors listed
in Table A-6 to the accuracies obtained from Tables A-4 and A-5.
Note;
DISPLAY
B function, when ESR/G is selected, depends on the
CIRCUIT MODE.

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