Auzentech X-Fi HomeTheater HD Review (Page 6 of 12)

Page 6 - 16-bit/96 kHz Frequency Analysis

Frequency response

From 20 Hz to 20 kHz, dB: -0.01, +0.01
From 40 Hz to 15 kHz, dB: -0.01, +0.00

Noise level

RMS power, dB: -95.0, -95.0
RMS power (A-weighted), dB: -95.9, -96.0
Peak level, dB FS: -79.4, -77.3
DC offset, %: -0.0, -0.0

Dynamic range

Dynamic range, dB: +95.1, +95.0
Dynamic range (A-weighted), dB: +96.1, +96.0
DC offset, %: -0.00, -0.00

THD + Noise (at -3 dB FS)

THD, %: +0.0008, +0.0008
THD + Noise, %: +0.0035, +0.0036
THD + Noise (A-weighted), %: +0.0031, +0.0032

Intermodulation distortion

IMD + Noise, %: +0.0044, +0.0043
IMD + Noise (A-weighted), %: +0.0040, +0.0039

Stereo crosstalk

Crosstalk at 100 Hz, dB: -94, -97
Crosstalk at 1000 Hz, dB: -91, -94
Crosstalk at 10000 Hz, dB: -88, -89

IMD (swept tones)

IMD + Noise at 5000 Hz: 0.0046, 0.0046
IMD + Noise at 10000 Hz: 0.0045, 0.0047
IMD + Noise at 15000 Hz: 0.0046, 0.0047

Test Summary:

Frequency response (from 40 Hz to 15 kHz), dB: +0.00, -0.01 - Excellent
Noise level, dB (A): -95.9 - Excellent
Dynamic range, dB (A): 96.1 - Excellent
THD, %: 0.0008 - Excellent
THD + Noise, dB (A): -90.0 - Very good
IMD + Noise, %: 0.0044 - Excellent
Stereo crosstalk, dB: -93.5 - Excellent
IMD at 10 kHz, %: 0.0046 - Excellent
General performance: Excellent


Page Index
1. Introduction, Specifications, Bundle
2. A Closer Look - Hardware
3. A Closer Look - Software
4. 16-bit/44.1 kHz Frequency Analysis
5. 16-bit/48 kHz Frequency Analysis
6. 16-bit/96 kHz Frequency Analysis
7. 16-bit/192 kHz Frequency Analysis
8. 24-bit/44.1 kHz Frequency Analysis
9. 24-bit/48 kHz Frequency Analysis
10. 24-bit/96 kHz Frequency Analysis
11. 24-bit/192 kHz Frequency Analysis
12. Subjective Listening and Conclusion