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Characteristic
Common Mode Rejection
250 mV, 800 mV, 2.5 V ranges
8 V range
25 V range
80 V range
Input Related Crosstalk
Level (Amplitude) Measurement
Range
Balanced or bridging input
Unbalanced input
Accuracy (1 kHz)
Flatness (1 kHz ref, DC coupling)
10 Hz to 20 kHz
20 kHz to 50 kHz
50 kHz to 80 kHz
Residual Noise (inputs shorted)
THD+N Measurement
Fundamental Range
Measurement Range
Accuracy
1,2
Residual THD+N
20 Hz–20 kHz fundamentals
Specifications
4
80 dB, 5 Hz to 5 kHz;
70 dB, 5 kHz to 20 kHz.
50 dB, 5 Hz to 20 kHz
50 dB, 5 Hz to 20 kHz
45 dB, 5 Hz to 20 kHz
(–120 dB + 0.3 µV) to 20 kHz
< 1 µV to 115 Vrms
< 1 µV to 85 Vrms
±0.05 dB [±0.60%]
±0.010 dB
±0.030 dB
±0.10 dB
1.4 µVrms, 20 kHz BW
5 Hz to > 90 kHz
0 to 100%
±0.5 dB
(–102 dB + 1.4 µV), 20 kHz BW
APx515 B Series Audio Analyzer: Specifications
Supplemental Information
Max common mode signal range:
±6 Vpk
±12 Vpk
±60 Vpk
±120 Vpk
600
R
s
Typically < 0.005 dB.
Typically < 8.0 nV/√Hz at 1 kHz
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