RightMark Audio Analyzer test report

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



Summary

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



Frequency response

Spectrum graph

From 20 Hz to 20 kHz, dB
-2.29, +0.07
From 40 Hz to 15 kHz, dB
-0.13, +0.07



Noise level

Spectrum graph

 
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



Dynamic range

Spectrum graph

 
Left
Right
Dynamic range, dB
+85.7
+85.6
Dynamic range (A-weighted), dB
+87.2
+87.1
DC offset, %
-0.00
-0.00



THD + Noise (at -3 dB FS)

Spectrum graph

 
Left
Right
THD, %
+0.0041
+0.0042
THD + Noise, %
+0.0112
+0.0111
THD + Noise (A-weighted), %
+0.0099
+0.0099



Intermodulation distortion

Spectrum graph

 
Left
Right
IMD + Noise, %
+0.0139
+0.0134
IMD + Noise (A-weighted), %
+0.0118
+0.0111



Stereo crosstalk

Spectrum graph

 
Left
Right
Crosstalk at 100 Hz, dB
-85
-84
Crosstalk at 1000 Hz, dB
-83
-85
Crosstalk at 10000 Hz, dB
-71
-72



IMD (swept tones)

Spectrum graph

 
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