RightMark Audio Analyzer test report
|
Testing device |
2448 |
|
Sampling mode |
24-bit, 48 kHz |
|
Interface |
|
|
Testing chain |
External loopback (line-out - line-in) |
| RMAA
Version |
6.0.6 |
| |
|
| |
|
| 20
Hz - 20 kHz filter |
ON |
|
Normalize amplitude |
ON |
|
Level change |
-0.1
dB / -0.0 dB |
| Mono
mode |
OFF |
|
Calibration singal, Hz |
1000 |
|
Polarity |
correct/correct |
Summary
|
Frequency response (from 40 Hz to 15 kHz), dB |
+0.04, -0.14
|
Very good
|
|
Noise level, dB (A) |
-97.6
|
Excellent
|
|
Dynamic range, dB (A) |
97.6
|
Excellent
|
| THD,
% |
0.0050
|
Very good
|
| THD
+ Noise, dB (A) |
-83.2
|
Good
|
| IMD
+ Noise, % |
0.0077
|
Excellent
|
|
Stereo crosstalk, dB |
-97.1
|
Excellent
|
| IMD
at 10 kHz, % |
0.038
|
Good
|
|
General performance |
|
Very good
|
Frequency response
| From
20 Hz to 20 kHz, dB |
-0.36, +0.04
|
| From
40 Hz to 15 kHz, dB |
-0.14, +0.04
|
Noise level
| |
Left
|
Right
|
| RMS
power, dB |
-96.6
|
-96.6
|
| RMS
power (A-weighted), dB |
-97.7
|
-97.5
|
| Peak
level, dB FS |
-82.1
|
-80.4
|
| DC
offset, % |
+0.0
|
+0.0
|
Dynamic range
| |
Left
|
Right
|
|
Dynamic range, dB |
+96.7
|
+96.6
|
|
Dynamic range (A-weighted), dB |
+97.7
|
+97.6
|
| DC
offset, % |
-0.00
|
-0.00
|
THD + Noise (at -3 dB FS)
| |
Left
|
Right
|
| THD,
% |
+0.0047
|
+0.0052
|
| THD
+ Noise, % |
+0.0056
|
+0.0061
|
| THD
+ Noise (A-weighted), % |
+0.0066
|
+0.0073
|
Intermodulation distortion
| |
Left
|
Right
|
| IMD
+ Noise, % |
+0.0074
|
+0.0079
|
| IMD
+ Noise (A-weighted), % |
+0.0068
|
+0.0072
|
Stereo crosstalk
| |
Left
|
Right
|
|
Crosstalk at 100 Hz, dB |
-101
|
-98
|
|
Crosstalk at 1000 Hz, dB |
-96
|
-97
|
|
Crosstalk at 10000 Hz, dB |
-82
|
-84
|
IMD (swept tones)
| |
Left
|
Right
|
| IMD
+ Noise at 5000 Hz, |
0.0237
|
0.0248
|
| IMD
+ Noise at 10000 Hz, |
0.0359
|
0.0370
|
| IMD
+ Noise at 15000 Hz, |
0.0533
|
0.0549
|
24-48下的结果也不错，最高评价又多了两个。小熊在线www.beareyes.com.cn
|
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