Testing device | Transformerless Vari-Mu |
Sampling mode | 24-bit, 96 kHz |
Interface | 0 dBFS = +22 dBu |
Testing chain | No gain reduction |
RMAA Version | 6.4.5 |
20 Hz - 20 kHz filter | ON |
Normalize amplitude | ON |
Level change | -0.3 dB / -0.4 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | correct/correct |
Frequency response (from 40 Hz to 15 kHz), dB | +0.04, -0.05 |
Excellent |
Noise level, dB (A) | -106.6 |
Excellent |
Dynamic range, dB (A) | 106.6 |
Excellent |
THD, % | 0.187 |
Average |
THD + Noise, dB (A) | -52.0 |
Poor |
IMD + Noise, % | 0.169 |
Average |
Stereo crosstalk, dB | -103.4 |
Excellent |
IMD at 10 kHz, % | 0.165 |
Average |
General performance | Very good |
Left |
Right |
|
From 20 Hz to 20 kHz, dB | -0.21, +0.06 |
-0.24, +0.01 |
From 40 Hz to 15 kHz, dB | -0.05, +0.04 |
-0.09, -0.01 |
Left |
Right |
|
RMS power, dB | -105.5 |
-105.7 |
RMS power (A-weighted), dB | -106.5 |
-106.7 |
Peak level, dB FS | -73.7 |
-75.5 |
DC offset, % | +0.0 |
+0.0 |
Left |
Right |
|
Dynamic range, dB | +105.6 |
+105.7 |
Dynamic range (A-weighted), dB | +106.6 |
+106.7 |
DC offset, % | +0.00 |
+0.00 |
Left |
Right |
|
THD, % | 0.17142 |
0.20263 |
THD + Noise, % | 0.17144 |
0.20265 |
THD + Noise (A-weighted), % | 0.22977 |
0.27284 |
Left |
Right |
|
IMD + Noise, % | 0.15459 |
0.18271 |
IMD + Noise (A-weighted), % | 0.11362 |
0.13854 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -97 |
-104 |
Crosstalk at 1000 Hz, dB | -102 |
-103 |
Crosstalk at 10000 Hz, dB | -85 |
-102 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.18905 |
0.22311 |
IMD + Noise at 10000 Hz, | 0.13130 |
0.15573 |
IMD + Noise at 15000 Hz, | 0.13073 |
0.15770 |