Testing device | Gamesurround Fortissimo III 7.1 |
Sampling mode | 16-bit, 48 kHz |
Interface | DirectSound |
Testing chain | Turtle Beach Santa Cruz |
RMAA Version | 6.0.6 |
20 Hz - 20 kHz filter | ON |
Normalize amplitude | ON |
Level change | -0.9 dB / -0.9 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | inverted/inverted |
Frequency response (from 40 Hz to 15 kHz), dB | +0.02, -0.08 |
Excellent |
Noise level, dB (A) | -89.4 |
Good |
Dynamic range, dB (A) | 87.4 |
Good |
THD, % | 0.0041 |
Very good |
THD + Noise, dB (A) | -80.3 |
Good |
IMD + Noise, % | 0.013 |
Very good |
Stereo crosstalk, dB | -84.7 |
Very good |
IMD at 10 kHz, % | 0.017 |
Very good |
General performance | Very good |
From 20 Hz to 20 kHz, dB | -0.20, +0.02 |
From 40 Hz to 15 kHz, dB | -0.08, +0.02 |
Left |
Right |
|
RMS power, dB | -87.8 |
-87.9 |
RMS power (A-weighted), dB | -89.4 |
-89.4 |
Peak level, dB FS | -69.4 |
-69.4 |
DC offset, % | +0.0 |
+0.0 |
Left |
Right |
|
Dynamic range, dB | +85.8 |
+85.9 |
Dynamic range (A-weighted), dB | +87.4 |
+87.5 |
DC offset, % | +0.00 |
+0.00 |
Left |
Right |
|
THD, % | +0.0042 |
+0.0040 |
THD + Noise, % | +0.0110 |
+0.0108 |
THD + Noise (A-weighted), % | +0.0098 |
+0.0095 |
Left |
Right |
|
IMD + Noise, % | +0.0137 |
+0.0130 |
IMD + Noise (A-weighted), % | +0.0116 |
+0.0109 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -83 |
-82 |
Crosstalk at 1000 Hz, dB | -83 |
-85 |
Crosstalk at 10000 Hz, dB | -70 |
-72 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.0184 |
0.0146 |
IMD + Noise at 10000 Hz, | 0.0165 |
0.0147 |
IMD + Noise at 15000 Hz, | 0.0183 |
0.0170 |