Audio Precision AP 52 B Series - Page 58

Characteristic Specifications Supplemental Information
APx585/586 B Series Audio Analyzer: Analog I/O Specifications 39
585
Common Mode Rejection
4
Max common mode signal range:
320 mV, 1 V, 3.2 V ranges  70 dB, 5 kHz to 20 kHz ±6Vpk
10 V range  50 dB, 5 Hz to 20 kHz ±16 Vpk
32 V range  50 dB, 5 Hz to 20 kHz ±60 Vpk
100 V range  45 dB, 5 Hz to 20 kHz ±160 Vpk
Input Related Crosstalk
Typically <100 dB to 20 kHz between
any two channels
Level (Amplitude) Measurement
Range < 1 µV to 115 Vrms
Accuracy (1 kHz)
+15C to +30C ±0.03 dB [±0.35%]
0C to +45C ±0.05 dB [±0.58%]
Flatness (1 kHz ref, DC coupling)
10 Hz to 20 kHz ±0.008 dB Typically < 0.003 dB
20 kHz to 50 kHz ±0.030 dB
50 kHz to 80 kHz ±0.10 dB
Residual Noise (inputs
shorted)
 1.3 µVrms, 20 kHz BW Typically <8.0 nV / Hz at 1 kHz
THD+N Measurement
Fundamental Range 5 Hz to 90 kHz
Measurement Range 0 to 100%
Accuracy ±0.5 dB
Residual THD+N
1,2
20 Hz–20 kHz fundamentals  (–103 dB + 1.3 µV, 20 kHz BW);
 (–95 dB + 2.5 µV, 80 kHz BW)
Typically <-108 dB at 1 kHz, 2.5V