Characteristic Specifications Supplemental Information
28 APx582 B Series Audio Analyzer: Analog I/O Specifications
582
ANALOG GENERATOR
Number of Channels
2, independent amplitude control
Waveforms
Sine, sine split frequency, sine split
phase, sine+DC offset, continuously
swept-sine, square-wave, noise, IMD
signals, multi-tone, wave file playback
Sine Characteristics
Frequency Range (Fs) 0.1 Hz to 80.1 kHz Setting resolution is typically 45 µHz
Frequency Accuracy ±(0.0003% + 100 Hz)
Amplitude Range 0 to 26.66 Vrms [75.4 Vpp], bal;
0 to 13.33 Vrms [37.7 Vpp], unbal
Amplitude Accuracy, 1 kHz
+15C to +30C
±0.03 dB [±0.35%]
0C to +45C
±0.05 dB [±0.58%]
Flatness (1 kHz ref)
Fs = 5 Hz to 20 kHz ±0.008 dB Typically <0.003 dB
Fs = 20 kHz to 50 kHz ±0.030 dB
Fs = 50 kHz to 80 kHz ±0.10 dB
Residual THD+N
1,2
Fs = 20 Hz–20 kHz (–105 dB + 1.3 µV), 20 kHz BW;
(–100 dB + 1.8 µV), 40 kHz BW;
(–92 dB + 2.6 µV), 80 kHz BW;
(–85 dB + 6 µV), 250 kHz BW;
(–82 dB + 9 µV), 500 kHz BW
Typically <–110 dB at 1 kHz, 2.5 V
Non-Harmonic Content Typically <–110 dB when Fs 75 kHz,
increasing to –55 dB at Fs =80 kHz
Phase offset range (split phase). –179.999 to +180.000 deg
DC Offset Range ±12.00 Vdc balanced;
±6.00 Vdc unbalanced
DC offset limits maximum ac signal
Residual DC Offset 0.25% of Vrms setting [0.09% of
Vpp setting] + 100 V
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