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Appendix A Specifications
© National Instruments Corporation A-11 NI 6115/6120 User Manual
Figure A-6. NI 6120 THD + N with Filters
Stability
Recommended warm-up time................ 15 min
Offset temperature coefficient
Pregain
NI 6115....................................±12 µV/°C
NI 6120....................................±1.5 µV/°C
Postgain
NI 6115....................................±64 µV/°C
NI 6120....................................±2.1 LSB/°C
Gain temperature coefficient
NI 6115 ...........................................±21.3 ppm/°C
NI 6120 ...........................................±22.2 ppm/°C
With Filters, Full-Scale Input for Range of ±1 V
75
76
77
78
79
80
81
82
83
84
85
1 10 100
Frequency (kHz)
THD+N (–dBc)