10 | Keysight | M9260A PXIe Audio Analyzer Module – Data Sheet
Analog Analyzer Specifications
Connector type
BNC
Impedance
50 Ω, 600 Ω, 1 MΩ (nom)
AC, DC
Input coupling
Number of input channels
Sample rate
2 channels per module
1.024 kS/s to 204.8 kS/s (363.8 µHz resolution)
Max 1,048,576 samples/acquisition
24 bits
Acquisition buffer
ADC resolution
Measurement bandwidth
Max input amplitude
90 kHz @ 192 kS/s (up to 0.47 SR)
46 Vp
0.316 Vp, 1 Vp, 3.16 Vp, 10 Vp, 31.6 Vp, 46 Vp in 10 dB
steps
Input range
Overload protection for all ranges, with overload status
registers (each channel) that enables the software to be
informed of the overload status
Input protection
±1% (–0.087 dB to 0.086 dB)
±0.24% (±0.021 dB) (typ)
DC accuracy
AC accuracy
±0.58% (±0.05 dB)
±0.12% (±0.010 dB) (typ)
AC flatness (ref to 1 kHz)
10 Hz to 20 kHz BW
@0.316 Vp
±0.13% (±0.011 dB)
±0.072% (±0.0062 dB) (typ)
±0.0925% (±0.008 dB)
±0.056% (±0.0049 dB) (typ)
±0.8000% (–0.07 dB to 0.069 dB)
±0.32% (±0.0278 dB) (typ)
@1 Vp, 3.16 Vp, 10 Vp
@31.6 Vp, 46 Vp
20 Hz to 88 kHz BW
@0.316 Vp, 1 Vp, 3.16 Vp, 10 Vp
±0.9250% (–0.081 dB to 0.080 dB)
±0.520% (±0.045 dB) (typ)
@31.6 Vp, 46 Vp
±5.2000% (–0.46 dB to 0.44 dB)
±3% (–0.26 dB to 0.257 dB) (typ)
Residual THD+N (@1 kHz)
20 Hz to 20 kHz BW
@0.316 Vp
< 0.0017% (<–95 dB)
< 0.00136%(<–97 dB) (typ)
< 0.00085% (<–101 dB)
< 0.00068% (<–103.3 dB) (typ)
@1 Vp, 3.16 Vp, 10 Vp
Residual THD (@1 kHz)
20 Hz to 20 kHz BW
@0.316 Vp, 1 Vp, 3.16 Vp, 10 Vp
< 0.00085% (<–101 dB)
< 0.00048% (<–106 dB) (typ)
Residual noise (@0.316 Vp)
20 Hz to 20 kHz BW
≤ 1.3 µVrms
Note: The voltage levels indicated in the specifications are at the full-scale of each respective range.
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