Measurement's report Creative Sound Blaster X7 LE Low test and graphs - Reference Audio Analyzer

Creative Sound Blaster X7 LE is available in reports and services. You are in a professional report.



Information for entry level users

report for a newbie
(Headphone amplifier)

General recommendations

The automatic selection of the optimal AMP models

Information for all

Comparison of on-line graphs


Reports / Creative / Sound Blaster X7 LE / Low / DAC Line Out / report for a pro

Test report Creative Sound Blaster X7 LE: Low (report for a pro)






Test report - general data of Creative Sound Blaster X7 LE Low as Line Out mode

Frequency response


Graphics setting view
Frequency band, Hz:
Range, dB:

Spectrum of Total Harmonic Distortion (THD)

Spectrum of Jitter



General results
General results Creative Sound Blaster X7 LE Low
Channel
Center/Summary
Variation in frequency response in band from 100 Hz to 10 kHz, dB
-0,05, 0,06
Max voltage output at 0 dBFS, VRMS
0,82
Max voltage output at 0 dBFS, dBV
-1,69
Max voltage output at 0 dBFS, dBu
0,53
Harmonic distortion at 0,0 dBFS @ 1 kHz, dB
-104,2
Total harmonic distortion at 0,0 dBFS @ 1 kHz, %
0,000617
Harmonic distortion at -3,0 dBFS @ 1 kHz, dB
-106,8
Total harmonic distortion at -3,0 dBFS @ 1 kHz, %
0,000455

The table shows a most important technical characteristics of Creative Sound Blaster X7 LE Low

*Center channel headphone is received by averaging between left and right channels



Test conditions



Frequency response of Creative Sound Blaster X7 LE Low as Line Out mode


Graphics setting view
Frequency band, Hz:
Range, dB:
Channel:




Table of measured characteristics
Frequency response Creative Sound Blaster X7 LE Low
Channel
Left
Right
Variation in frequency response in band from 100 Hz to 10 kHz, dB
-0,05, 0,06
-0,05, 0,06

THD vs output voltage of line out of Creative Sound Blaster X7 LE Low as Line Out mode


Graphics setting view
Channel:
Type test:




Table of measured characteristics
THD vs output voltage of line out Creative Sound Blaster X7 LE Low
Max voltage output at 0 dBFS, VRMS
0,82
Max voltage output at 0 dBFS, dBV
-1,69
Max voltage output at 0 dBFS, dBu
0,53


Total Harmonic Distortion vs Level (dBFS) of Creative Sound Blaster X7 LE Low as Line Out mode


Graphics setting view
Channel:
Type test:



Impulse response of Creative Sound Blaster X7 LE Low as Line Out mode


Graphics setting view
Time, ms:
Channel:



Impulse Response Envelope (ETC - Energy Time Curve) of Creative Sound Blaster X7 LE Low as Line Out mode


Graphics setting view
Time, ms:
Range, dB:
Channel:



Step response of Creative Sound Blaster X7 LE Low as Line Out mode


Graphics setting view
Time, ms:
Channel:





Spectra of high resolution

Noise floor spectrum of Creative Sound Blaster X7 LE Low (High resolution graph) as Line Out mode


Graphics setting view
Range, dB:
Channel:
Scale:



Spectrum of Total Harmonic Distortion (THD) of Creative Sound Blaster X7 LE Low (High resolution graph) as Line Out mode


Graphics setting view
Range, dB:
Channel:
Level, dBFS:
Scale:




Table of measured characteristics
Harmonic distortion
Creative Sound Blaster X7 LE Low
Harmonic distortion at 0,0 dBFS @ 1 kHz, dB
-104,2
Total harmonic distortion at 0,0 dBFS @ 1 kHz, %
0,000617
Harmonic distortion at -3,0 dBFS @ 1 kHz, dB
-106,8
Total harmonic distortion at -3,0 dBFS @ 1 kHz, %
0,000455




Table of measured characteristics
The levels of harmonics when applying signal 1 kHz 0 dBFS
Creative Sound Blaster X7 LE Low
Harmonic, number
1
2
3
4
5
6
7
8
9
10
The level of harmonics, dB
0,0
-105,0
-112,7
-125,0
-122,2
-133,1
-130,8
-131,1
-130,5
-153,1
Harmonic, number
11
12
13
14
15
16
17
18
19
20
The level of harmonics, dB
-138,4
-139,0
-134,4
-145,7
-134,5
-144,9
-139,9
-142,7
-137,9
-138,1


The levels of harmonics when applying signal 1 kHz -3 dBFS
Creative Sound Blaster X7 LE Low
Harmonic, number
1
2
3
4
5
6
7
8
9
10
The level of harmonics, dB
-3,0
-111,5
-115,5
-136,4
-127,7
-128,8
-144,9
-136,1
-135,2
-165,0
Harmonic, number
11
12
13
14
15
16
17
18
19
20
The level of harmonics, dB
-139,4
-139,7
-144,0
-144,7
-145,0
-143,8
-145,0
-145,2
-140,8
-138,5
The data in the tables correspond to by average value of left and right channels

Spectrum of Dynamic Range (-60 dBFS) of Creative Sound Blaster X7 LE Low (High resolution graph) as Line Out mode


Graphics setting view
Range, dB:
Channel:
Scale:



Sine low ammplitude spectrum -90 dBFS of Creative Sound Blaster X7 LE Low (High resolution graph) as Line Out mode


Graphics setting view
Range, dB:
Channel:
Scale:



Spectrum of Intermodulation Distortion (IMD) - SMPTE of Creative Sound Blaster X7 LE Low (High resolution graph) as Line Out mode


Graphics setting view
Frequency band, Hz:
Range, dB:
Channel:
Level, dBFS:
Scale:



Spectrum of Intermodulation Distortion (IMD) - CCIF of Creative Sound Blaster X7 LE Low (High resolution graph) as Line Out mode


Graphics setting view
Range, dB:
Channel:
Level, dBFS:



Spectrum of Jitter of Creative Sound Blaster X7 LE Low (High resolution graph) as Line Out mode


Graphics setting view
Frequency band, Hz:
Range, dB:
Channel:
Type test:




Table of measured characteristics
The accuracy of the playback speed Creative Sound Blaster X7 LE Low
Fundamental tone 11025 Hz, Hz
11024,4953
Variance from 11025 Hz, Hz
-0,5047

Spectra vs Amplitude

Total Harmonic Distortion vs Level (dBFS) of Creative Sound Blaster X7 LE Low as Line Out mode


Graphics setting view
Channel:
Level, dBFS:



Close

Measurements of Creative Sound Blaster X7 LE Low were carried out by Roman Kuznetsov on the hardware-software complex RAA.

The Creative Sound Blaster X7 LE Low test was conducted as a black box test, without regard to cost and prestige. This is the basic principle for making measurements, measurement reports and developing tests in RAA.



Kuznetsov Roman
Founder of RAA



Known by the nickname romanrex
Аuthor of articles iXBT.com




Creative Sound Blaster X7 LE is available in reports and services. You are in a professional report.



Information for entry level users

report for a newbie
(Headphone amplifier)

General recommendations

The automatic selection of the optimal AMP models

Information for all

Comparison of on-line graphs






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