• 24-bit Resolution

• 192 kHz Sampling Rate

• Supports input/output of various analog audio signals

Application Scenarios

• Audio Signal Analysis: Metrics such as amplitude, frequency, signal-to-noise ratio (SNR), THD, THD+N

• Analog Audio Testing: Headphone, microphone, speaker testing, crosstalk measurement

Audio Analyzer

Input Impedance

10 TΩ

Input Range

3.5 Vrms

2 Vrms

Coupling

Bandwidth

20 kHz

75 kHz

ADC Resolution

24 Bits

Sampling Rate

≤ 192 kHz

THD Measurement

≤ -106 dB (2 Vrms @ 1 kHz)

THD+N Measurement

≤ -82 dB (2 Vrms @ 1 kHz)

≤ -83 dB (2 Vrms @ 1 kHz)

Measurement Accuracy

Voltage

100 mVrms:± (1% of Reading + 0.005% of F.S.)

100 mVrms:± (1% of Reading + 0.02% of F.S.)

3.5 Vrms: ± (0.3% of Reading + 0.005% of F.S.)

2 Vrms:± (0.7% of Reading + 0.005% of F.S.)

Frequency

± 55 ppm

Audio Generator

Output Impedance

Low-Z

Output Range

2.3 Vrms

Coupling

DAC Resolution

24 Bits

DAC Sampling Rate

≤ 192 kHz

Sine Frequency Range

10 Hz – 55 kHz

10 Hz – 50 kHz

THD Output

≤ -104 dB (1 Vrms @ 1 kHz)

≤ -106 dB (1 Vrms @ 1 kHz)

THD+N Output

≤ -102 dB (1 Vrms @ 1 kHz)

Output Accuracy

Voltage

≤ 100 mVrms: ± 0.5% of Reading + 0.005% of F.S.

≤ 100 mVrms: 0.1% of Reading + 0.001% of F.S.

≤ 2.3 Vrms: ± 0.1% of Reading + 0.005% of F.S.

≤ 2.3 Vrms: 0.1% of Reading + 0.005% of F.S.

Frequency

± 10 ppm