©
National Instruments Corp.
17
NI 9229E/9239E
Post calibration gain match
(ch-to-ch, 20 kHz)............................. 0.22 dB max
Crosstalk (1 kHz).............................. –130 dB
Phase mismatch (ch-to-ch)
NI 9229E .................................... 0.045°/kHz max
NI 9239E .................................... 0.075°/kHz max
Phase mismatch (module-to-module, max)
NI 9229E .................................... 0.045°/kHz + 360°·
f
in
/
f
M
NI 9239E .................................... 0.075°/kHz + 360°·
f
in
/
f
M
Phase nonlinearity (
f
s
= 50 kS/s) ...... 0.11° max
Input delay
NI 9229E .................................... 38.4/
f
s
+ 2.6
μ
s
NI 9239E .................................... 38.4/
f
s
+ 3
μ
s
Passband
Frequency ................................... 0.453 ·
f
s
Flatness (
f
s
= 50 kS/s) ................ ±100 mdB max
Stopband
Frequency ................................... 0.547 ·
f
s
Rejection..................................... 100 dB
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