RightMark Audio Analyzer test report

Testing device TASCAM US-366 to ADC4222
Sampling mode 24-bit, 96 kHz
Interface  
Testing chain External loopback (line-out - line-in)
RMAA Version 6.4.1
   
   
20 Hz - 20 kHz filter ON
Normalize amplitude ON
Level change -2.9 dB / -3.0 dB
Mono mode OFF
Calibration singal, Hz 1000
Polarity inverted/inverted



Summary

Frequency response (from 40 Hz to 15 kHz), dB
+0.04, -0.23
Very good
Noise level, dB (A)
-104.4
Excellent
Dynamic range, dB (A)
103.4
Excellent
THD, %
0.0027
Excellent
THD + Noise, dB (A)
-87.6
Good
IMD + Noise, %
0.0040
Excellent
Stereo crosstalk, dB
-93.4
Excellent
IMD at 10 kHz, %
0.0041
Excellent
General performance
 
Very good



Frequency response

Spectrum graph

 
Left
Right
From 20 Hz to 20 kHz, dB
-0.58, +0.04
-0.60, +0.02
From 40 Hz to 15 kHz, dB
-0.23, +0.04
-0.25, +0.02



Noise level

Spectrum graph

 
Left
Right
RMS power, dB
-104.1
-102.7
RMS power (A-weighted), dB
-105.2
-103.7
Peak level, dB FS
-84.6
-82.0
DC offset, %
+0.0
+0.0



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+102.7
+102.2
Dynamic range (A-weighted), dB
+103.7
+103.2
DC offset, %
+0.00
+0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
+0.0027
+0.0026
THD + Noise, %
+0.0036
+0.0037
THD + Noise (A-weighted), %
+0.0041
+0.0042



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
+0.0041
+0.0039
IMD + Noise (A-weighted), %
+0.0034
+0.0032



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-95
-94
Crosstalk at 1000 Hz, dB
-93
-92
Crosstalk at 10000 Hz, dB
-77
-76



IMD (swept tones)

Spectrum graph

 
Left
Right
IMD + Noise at 5000 Hz,
0.0050
0.0050
IMD + Noise at 10000 Hz,
0.0036
0.0035
IMD + Noise at 15000 Hz,
0.0040
0.0034