Testing device | Gamesurround Fortissimo III 7.1 |
Sampling mode | 16-bit, 44 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 | -1.1 dB / -1.1 dB |
Mono mode | OFF |
Calibration singal, Hz | 1000 |
Polarity | inverted/inverted |
Frequency response (from 40 Hz to 15 kHz), dB | +0.07, -0.13 |
Very good |
Noise level, dB (A) | -89.4 |
Good |
Dynamic range, dB (A) | 87.1 |
Good |
THD, % | 0.0041 |
Very good |
THD + Noise, dB (A) | -80.1 |
Good |
IMD + Noise, % | 0.014 |
Very good |
Stereo crosstalk, dB | -85.0 |
Very good |
IMD at 10 kHz, % | 0.017 |
Very good |
General performance | Very good |
From 20 Hz to 20 kHz, dB | -2.29, +0.07 |
From 40 Hz to 15 kHz, dB | -0.13, +0.07 |
Left |
Right |
|
RMS power, dB | -87.8 |
-88.0 |
RMS power (A-weighted), dB | -89.3 |
-89.4 |
Peak level, dB FS | -72.3 |
-71.1 |
DC offset, % | -0.0 |
+0.0 |
Left |
Right |
|
Dynamic range, dB | +85.7 |
+85.6 |
Dynamic range (A-weighted), dB | +87.2 |
+87.1 |
DC offset, % | -0.00 |
-0.00 |
Left |
Right |
|
THD, % | +0.0041 |
+0.0042 |
THD + Noise, % | +0.0112 |
+0.0111 |
THD + Noise (A-weighted), % | +0.0099 |
+0.0099 |
Left |
Right |
|
IMD + Noise, % | +0.0139 |
+0.0134 |
IMD + Noise (A-weighted), % | +0.0118 |
+0.0111 |
Left |
Right |
|
Crosstalk at 100 Hz, dB | -85 |
-84 |
Crosstalk at 1000 Hz, dB | -83 |
-85 |
Crosstalk at 10000 Hz, dB | -71 |
-72 |
Left |
Right |
|
IMD + Noise at 5000 Hz, | 0.0172 |
0.0152 |
IMD + Noise at 10000 Hz, | 0.0159 |
0.0151 |
IMD + Noise at 15000 Hz, | 0.0187 |
0.0184 |