Measurement's report Audirect Beam 3 plus Unbalanced Out test and graphs - Reference Audio Analyzer




Test report - general data of Audirect Beam 3 plus Unbalanced Out as Line Out mode

Frequency response


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Range, dB:

Spectrum of Total Harmonic Distortion (THD)

Spectrum of Jitter


Spectrum of Multitone Distortion



General results
General results Audirect Beam 3 plus Unbalanced Out
Channel
Summary (Right + Left)
Variation in frequency response in band from 100 Hz to 10 kHz, dB
-0,23, 0,04
Max voltage output at 0 dBFS, VRMS
1,92
Max voltage output at 0 dBFS, dBV
5,67
Max voltage output at 0 dBFS, dBu
7,89
Harmonic distortion at 0,0 dBFS @ 1 kHz, dB
-105,9
Total harmonic distortion at 0,0 dBFS @ 1 kHz, %
0,000506
Harmonic distortion at -3,0 dBFS @ 1 kHz, dB
-107,7
Total harmonic distortion at -3,0 dBFS @ 1 kHz, %
0,000411

The table shows a most important technical characteristics of Audirect Beam 3 plus Unbalanced Out

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



Test conditions



Frequency response of Audirect Beam 3 plus Unbalanced Out as Line Out mode


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Range, dB:
Channel:




Table of measured characteristics
Frequency response Audirect Beam 3 plus Unbalanced Out
Channel
Left
Right
Variation in frequency response in band from 100 Hz to 10 kHz, dB
-0,22, 0,03
-0,23, 0,04

Crosstalk of Audirect Beam 3 plus Unbalanced Out as Line Out mode


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Range, dB:
Channel:




Table of measured characteristics
Crosstalk Audirect Beam 3 plus Unbalanced Out
Crosstalk at the frequency 100 Hz, dB
-108,8
Crosstalk at the frequency 1000 Hz, dB
-109,2
Crosstalk at the frequency 10000 Hz, dB
-103,5

Crosstalk Phase of Audirect Beam 3 plus Unbalanced Out as Line Out mode


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Channel:



THD vs output voltage of line out of Audirect Beam 3 plus Unbalanced Out as Line Out mode


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Channel:
Type test:




Table of measured characteristics
THD vs output voltage of line out Audirect Beam 3 plus Unbalanced Out
Max voltage output at 0 dBFS, VRMS
1,92
Max voltage output at 0 dBFS, dBV
5,67
Max voltage output at 0 dBFS, dBu
7,89


Total Harmonic Distortion vs Level (dBFS) of Audirect Beam 3 plus Unbalanced Out as Line Out mode


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Channel:
Type test:



Spectra of high resolution

Noise floor spectrum of Audirect Beam 3 plus Unbalanced Out (High resolution graph) as Line Out mode


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Range, dB:
Channel:
Scale:



Spectrum of Total Harmonic Distortion (THD) of Audirect Beam 3 plus Unbalanced Out (High resolution graph) as Line Out mode


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




Table of measured characteristics
Harmonic distortion
Audirect Beam 3 plus Unbalanced Out
Harmonic distortion at 0,0 dBFS @ 1 kHz, dB
-105,9
Total harmonic distortion at 0,0 dBFS @ 1 kHz, %
0,000506
Harmonic distortion at -3,0 dBFS @ 1 kHz, dB
-107,7
Total harmonic distortion at -3,0 dBFS @ 1 kHz, %
0,000411




Table of measured characteristics
The levels of harmonics when applying signal 1 kHz 0 dBFS
Audirect Beam 3 plus Unbalanced Out
Harmonic, number
1
2
3
4
5
6
7
8
9
10
The level of harmonics, dB
0,0
-108,6
-109,8
-146,8
-118,8
-150,0
-139,2
-151,0
-136,7
-163,6
Harmonic, number
11
12
13
14
15
16
17
18
19
20
The level of harmonics, dB
-146,6
-151,1
-143,7
-151,1
-148,0
-151,1
-150,7
-151,3
-150,1
-146,1


The levels of harmonics when applying signal 1 kHz -3 dBFS
Audirect Beam 3 plus Unbalanced Out
Harmonic, number
1
2
3
4
5
6
7
8
9
10
The level of harmonics, dB
-3,0
-114,8
-112,9
-151,0
-137,0
-151,3
-151,1
-150,6
-151,0
-163,8
Harmonic, number
11
12
13
14
15
16
17
18
19
20
The level of harmonics, dB
-151,1
-151,3
-150,9
-150,7
-150,0
-150,4
-150,7
-150,9
-149,2
-146,2
The data in the tables correspond to by average value of left and right channels

Spectrum of Dynamic Range (-60 dBFS) of Audirect Beam 3 plus Unbalanced Out (High resolution graph) as Line Out mode


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Range, dB:
Channel:
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Sine low ammplitude spectrum -90 dBFS of Audirect Beam 3 plus Unbalanced Out (High resolution graph) as Line Out mode


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Range, dB:
Channel:
Scale:



Spectrum of Intermodulation Distortion (IMD) - SMPTE of Audirect Beam 3 plus Unbalanced Out (High resolution graph) as Line Out mode


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Frequency band, Hz:
Range, dB:
Channel:
Level, dBFS:
Scale:



Spectrum of Intermodulation Distortion (IMD) - CCIF of Audirect Beam 3 plus Unbalanced Out (High resolution graph) as Line Out mode


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Range, dB:
Channel:
Level, dBFS:



Spectrum of Multitone Distortion of Audirect Beam 3 plus Unbalanced Out (High resolution graph) as Line Out mode


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Range, dB:
Channel:
Level, dBFS:
Type test:



Spectrum of Noise Distortion of Audirect Beam 3 plus Unbalanced Out (High resolution graph) as Line Out mode


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Range, dB:
Channel:
Level, dBFS:



Spectrum of Jitter of Audirect Beam 3 plus Unbalanced Out (High resolution graph) as Line Out mode


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Frequency band, Hz:
Range, dB:
Channel:
Type test:




Table of measured characteristics
The accuracy of the playback speed Audirect Beam 3 plus Unbalanced Out
Fundamental tone 11025 Hz, Hz
11025,1682
Variance from 11025 Hz, Hz
0,1682

Spectra vs Amplitude

Total Harmonic Distortion vs Level (dBFS) of Audirect Beam 3 plus Unbalanced Out as Line Out mode


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Channel:
Level, dBFS:



Spectrum of IMD SMPTE vs Level (dBFS) of Audirect Beam 3 plus Unbalanced Out as Line Out mode


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Frequency band, Hz:
Channel:
Level, dBFS:



Spectrum of IMD CCIF vs Level (dBFS) of Audirect Beam 3 plus Unbalanced Out as Line Out mode


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Channel:
Level, dBFS:



Spectrum of Multitone Distortion vs Level (dBFS) of Audirect Beam 3 plus Unbalanced Out as Line Out mode


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



Spectrum of Noise Distortion vs Level (dBFS) of Audirect Beam 3 plus Unbalanced Out as Line Out mode


Graphics setting view
Channel:
Level, dBFS:




On-line comparison and selection services for Audirect Beam 3 plus Unbalanced Out

Comparison of basic characteristics: Voltage, Current and Impedance

Frequency response

Impedance

Compare a changed frequency response the bundles of Beam 3 plus and headphones

Comparison of amplifiers by loudness (Volume Level)

Comparison of the power characteristics of AMPs and interaction headphones Additional headphone compatibility analytics

Comparison of the optimal range of volume control

Harmonic Distortion vs Level

Spectra

Crosstalk

Crosstalk Phase

The automatic selection of the optimal AMP models




More detailed

Measurements of Audirect Beam 3 plus Unbalanced Out were carried out by Roman Kuznetsov on the hardware-software complex RAA.

The Audirect Beam 3 plus Unbalanced Out 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



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