Characteristic Specifications Supplemental Information
36 APx585/586 B Series Audio Analyzer: Analog I/O Specifications
585
ANALOG GENERATOR
Number of Channels
8, 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) 5 Hz to 80.1 kHz Setting resolution is typically 45 Hz
Frequency Accuracy ±(0.0003 % + 100 Hz)
Amplitude Range 0 to 14.40 Vrms [40.72 Vpp], bal;
0 to 7.20 Vrms [20.36 Vpp], unbal
Amplitude Accuracy, 1 kHz
+15C to +30C ±0.03 dB [±0.35%]
0C to +45C ±0.05 dB [±0.58%] +40C max with APx586
Flatness (1 kHz ref)
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 THD+N
1,2
20 Hz–20 kHz fundamentals (–103 dB + 1.4 µV)
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