Creative Sound Blaster X7, Руководство по эксплуатации продукта, Страница: 17 / 23

Frequency response
Dynamic range
Noise level
THD + Noise (at -3 dB FS)
Left Right
From 20 Hz to 20 kHz, dB -0.27, +0.02 -0.41, -0.13
From 40 Hz to 15 kHz, dB -0.09, +0.02 -0.24, -0.13
Left Right
RMS power, dB -116.5 -116.6
RMS power (A-weighted), dB -118.4 -118.7
Peak level, dB FS -97.3 -98.0
DC offset, % +0.0 +0.0
Left Right
Dynamic range, dB +116.3 +116.5
Dynamic range (A-weighted), dB +118.2 +118.7
DC offset, % +0.00 +0.00
Left Right
THD, % +0.0017 +0.0016
THD + Noise, % +0.0018 +0.0017
THD + Noise (A-weighted), % +0.0023 +0.0022
Appendix
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S O U N D B L A S T E R X 7 P R O D U C T E X P E R I E N C E G U I D E S O U N D B L A S T E R X 7 P R O D U C T E X P E R I E N C E G U I D E
Intermodulation distortion
IMD (swept tones)
Stereo crosstalk
Left Right
IMD + Noise, % +0.0026 +0.0025
IMD + Noise (A-weighted), % +0.0015 +0.0016
Left Right
Crosstalk at 100 Hz, dB -108 -106
Crosstalk at 1000 Hz, dB -112 -111
Crosstalk at 10000 Hz, dB -84 -86
Left Right
IMD + Noise at 5000 Hz, 0.0023 0.0027
IMD + Noise at 10000 Hz, 0.0017 0.0018
IMD + Noise at 15000 Hz, 0.0016 0.0020