RightMark Audio Analyzer test report

Gigaworks DAC modified with Cirrus Logic example output filter and GD-Earth HDAM discrete output

Testing devicegigawork_cirrus_gd_earth_gnd
Sampling mode24-bit, 44 kHz
Interface
Testing chainExternal loopback (line-out - line-in)
RMAA Version6.1.2
20 Hz - 20 kHz filterON
Normalize amplitudeON
Level change-0.3 dB / -0.3 dB
Mono modeOFF
Calibration singal, Hz1000
Polaritycorrect/correct

Summary

Frequency response (from 40 Hz to 15 kHz), dB+0.04, -0.34Very good
Noise level, dB (A)-110.2Excellent
Dynamic range, dB (A)110.2Excellent
THD, %0.0014Excellent
THD + Noise, dB (A)-93.0Very good
IMD + Noise, %0.0026Excellent
Stereo crosstalk, dB-107.1Excellent
IMD at 10 kHz, %0.0025Excellent
General performanceExcellent

Frequency response

Spectrum graph

From 20 Hz to 20 kHz, dB-0.66, +0.04
From 40 Hz to 15 kHz, dB-0.34, +0.04

Noise level

Spectrum graph

LeftRight
RMS power, dB-104.1-102.9
RMS power (A-weighted), dB-110.1-110.2
Peak level, dB FS-86.9-85.0
DC offset, %+0.0+0.0

Dynamic range

Spectrum graph

LeftRight
Dynamic range, dB+104.3+102.8
Dynamic range (A-weighted), dB+110.1+110.2
DC offset, %+0.00+0.00

THD + Noise (at -3 dB FS)

Spectrum graph

LeftRight
THD, %+0.0013+0.0014
THD + Noise, %+0.0020+0.0024
THD + Noise (A-weighted), %+0.0020+0.0024

Intermodulation distortion

Spectrum graph

LeftRight
IMD + Noise, %+0.0024+0.0027
IMD + Noise (A-weighted), %+0.0016+0.0018

Stereo crosstalk

Spectrum graph

LeftRight
Crosstalk at 100 Hz, dB-108-107
Crosstalk at 1000 Hz, dB-107-106
Crosstalk at 10000 Hz, dB-88-87

IMD (swept tones)

Spectrum graph

LeftRight
IMD + Noise at 5000 Hz,0.00240.0026
IMD + Noise at 10000 Hz,0.00240.0026
IMD + Noise at 15000 Hz,0.00240.0026