Measurement's report FiiO X3 III test and graphs - Reference Audio Analyzer
FiiO X3 III
Headphone amplifierBalanced Hi
Balanced Low
Unbalanced Hi
Unbalanced Low
Headphone amplifierBalanced Hi
Balanced Low
Unbalanced Hi
Unbalanced Low
DAC Line OutDAC Line Out


Kennerton
Moscow Hi-End Show 2018
Sertification

Reports / FiiO / X3 III / DAC Line Out / report for a pro

Test report FiiO X3 III (report for a pro)






Test report - general data of FiiO X3 III as Line Out mode

Frequency response


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

Spectrum of Total Harmonic Distortion (THD)

Spectrum of Jitter


Spectrum of Multitone Distortion



General results
General results FiiO X3 III
Channel
Center/Summary
Variation in frequency response in band from 100 Hz to 10 kHz, dB
-0,01, 0,01
Max voltage output at 0 dBFS, VRMS
1,88
Max voltage output at 0 dBFS, dBV
5,46
Max voltage output at 0 dBFS, dBu
7,68
Harmonic distortion at 0,0 dBFS @ 1 kHz, dB
-105,2
Total harmonic distortion at 0,0 dBFS @ 1 kHz, %
0,000547
Harmonic distortion at -3,0 dBFS @ 1 kHz, dB
-104,6
Total harmonic distortion at -3,0 dBFS @ 1 kHz, %
0,000588

The table shows a most important technical characteristics of FiiO X3 III

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



Test conditions



Detailed measurements report of technical characteristics


Report content

Spectra of high resolution

Spectra vs Amplitude






Frequency response of FiiO X3 III as Line Out mode


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




Table of measured characteristics
Frequency response FiiO X3 III
Channel
Left
Right
Variation in frequency response in band from 100 Hz to 10 kHz, dB
-0,01, 0,01
-0,01, 0,01

Crosstalk of FiiO X3 III as Line Out mode


Graphics setting view
Range, dB:
Channel:




Table of measured characteristics
Crosstalk FiiO X3 III
Crosstalk at the frequency 100 Hz, dB
-109,0
Crosstalk at the frequency 1000 Hz, dB
-103,0
Crosstalk at the frequency 10000 Hz, dB
-83,7

Crosstalk Phase of FiiO X3 III as Line Out mode


Graphics setting view
Channel:



THD vs output voltage of line out of FiiO X3 III as Line Out mode


Graphics setting view
Channel:
Type test:




Table of measured characteristics
THD vs output voltage of line out FiiO X3 III
Max voltage output at 0 dBFS, VRMS
1,88
Max voltage output at 0 dBFS, dBV
5,46
Max voltage output at 0 dBFS, dBu
7,68


Total Harmonic Distortion vs Level (dBFS) of FiiO X3 III as Line Out mode


Graphics setting view
Channel:
Type test:



Impulse response of FiiO X3 III as Line Out mode


Graphics setting view
Time, ms:
Channel:



Impulse Response Envelope (ETC - Energy Time Curve) of FiiO X3 III as Line Out mode


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



Step response of FiiO X3 III as Line Out mode


Graphics setting view
Time, ms:
Channel:



Aliasing of FiiO X3 III as Line Out mode


Graphics setting view
Channel:
Type test:



Checking for correctness of reproduction signals depth more than 16-bit of FiiO X3 III as Line Out mode


Graphics setting view
Channel:
Type test:



Spectra of high resolution

Noise floor spectrum of FiiO X3 III (High resolution graph) as Line Out mode


Graphics setting view
Range, dB:
Channel:
Scale:



Spectrum of Total Harmonic Distortion (THD) of FiiO X3 III (High resolution graph) as Line Out mode


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




Table of measured characteristics
Harmonic distortion
FiiO X3 III
Harmonic distortion at 0,0 dBFS @ 1 kHz, dB
-105,2
Total harmonic distortion at 0,0 dBFS @ 1 kHz, %
0,000547
Harmonic distortion at -3,0 dBFS @ 1 kHz, dB
-104,6
Total harmonic distortion at -3,0 dBFS @ 1 kHz, %
0,000588




Table of measured characteristics
The levels of harmonics when applying signal 1 kHz 0 dBFS
FiiO X3 III
Harmonic, number
1
2
3
4
5
6
7
8
9
10
The level of harmonics, dB
0,0
-107,3
-117,9
-120,0
-111,8
-127,2
-119,0
-134,6
-128,6
-147,8
Harmonic, number
11
12
13
14
15
16
17
18
19
20
The level of harmonics, dB
-142,1
-139,5
-136,2
-136,3
-134,6
-135,4
-133,1
-137,5
-135,0
-137,0


The levels of harmonics when applying signal 1 kHz -3 dBFS
FiiO X3 III
Harmonic, number
1
2
3
4
5
6
7
8
9
10
The level of harmonics, dB
-3,0
-111,1
-111,6
-123,0
-118,3
-130,4
-135,0
-133,1
-135,3
-159,0
Harmonic, number
11
12
13
14
15
16
17
18
19
20
The level of harmonics, dB
-128,2
-137,1
-132,0
-137,5
-130,1
-143,3
-134,4
-140,5
-136,2
-134,7
The data in the tables correspond to by average value of left and right channels

Spectrum of Dynamic Range (-60 dBFS) of FiiO X3 III (High resolution graph) as Line Out mode


Graphics setting view
Range, dB:
Channel:
Scale:



Sine low ammplitude spectrum -90 dBFS of FiiO X3 III (High resolution graph) as Line Out mode


Graphics setting view
Range, dB:
Channel:
Scale:



Spectrum of Intermodulation Distortion (IMD) - SMPTE of FiiO X3 III (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 FiiO X3 III (High resolution graph) as Line Out mode


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



Spectrum of Multitone Distortion of FiiO X3 III (High resolution graph) as Line Out mode


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



Spectrum of Noise Distortion of FiiO X3 III (High resolution graph) as Line Out mode


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



Spectrum of Jitter of FiiO X3 III (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 FiiO X3 III
Fundamental tone 11025 Hz, Hz
11025,1682
Variance from 11025 Hz, Hz
0,1682

Spectra vs Amplitude

Total Harmonic Distortion vs Level (dBFS) of FiiO X3 III as Line Out mode


Graphics setting view
Channel:
Level, dBFS:



Spectrum of IMD SMPTE vs Level (dBFS) of FiiO X3 III as Line Out mode


Graphics setting view
Frequency band, Hz:
Channel:
Level, dBFS:



Spectrum of IMD CCIF vs Level (dBFS) of FiiO X3 III as Line Out mode


Graphics setting view
Channel:
Level, dBFS:



Spectrum of Multitone Distortion vs Level (dBFS) of FiiO X3 III as Line Out mode


Graphics setting view
Channel:
Level, dBFS:
Type test:



Spectrum of Noise Distortion vs Level (dBFS) of FiiO X3 III as Line Out mode


Graphics setting view
Channel:
Level, dBFS:








Kennerton
Moscow Hi-End Show 2018
Sertification

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