Measurement's report LeEco Cool changer s1 - Reference Audio Analyzer

LeEco Cool changer s1

About this report
This is a report for professionals with a suite of tests for line output devices. Alternative version of the report for "dummies" in development.

A suite of tests for the line-out can be used for headphone or speaker output if in this mode it is possible to use the device as a source for connecting an external amplifier or if such a test suite can give more information about the implementation of the DAC in the device.

Line-out, differences from the output for headphones and speakers



Google Player. player was used.





Test report - general data LeEco Cool changer s1 (as Line Out mode)

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Max voltage output at 0 dBFS-7.2dBV
0.4VRMS





Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.





Frequency response LeEco Cool changer s1 (as Line Out mode)

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Graphics setting view
Channel

Range

Frequency band

Type test:


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.



Impulse response LeEco Cool changer s1 (as Line Out mode)

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Graphics setting view
Channel

Duration for impulse, envelope and step responses

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Channel

Duration for impulse, envelope and step responses




Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.





Aliasing LeEco Cool changer s1 (as Line Out mode)

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Channel

Range

Type test:


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.



Harmonic Distortion vs Level LeEco Cool changer s1 (as Line Out mode)

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Channel

Comparison by

Harmonic, number


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.



Crosstalk LeEco Cool changer s1 (as Line Out mode)

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Channel

Range

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Channel


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.



 

Spectrum of Total Harmonic Distortion (THD) LeEco Cool changer s1 (as Line Out mode)

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Graphics setting view
Channel

Level @ dBFS

Range

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Graphics setting view
Channel

Level @ dBFS

Range


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.



 

Spectra LeEco Cool changer s1 (as Line Out mode)

Spectrum of Dynamic Range (-60 dBFS)

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Graphics setting view
Channel

Range

Sine low ammplitude spectrum -90 dBFS

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Graphics setting view
Channel

Range


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.



 

Spectrum of Multitone Distortion LeEco Cool changer s1 (as Line Out mode)

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Graphics setting view
Channel

Range

Level @ dBFS

Range

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Graphics setting view
Channel

Range

Level @ dBFS

Range


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.



 

Spectrum of Intermodulation Distortion (IMD) - SMPTE LeEco Cool changer s1 (as Line Out mode)

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Graphics setting view
Channel

Level @ dBFS

Range

Range

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Graphics setting view
Channel

Level @ dBFS

Range

Range


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.



 

Spectrum of Intermodulation Distortion (IMD) - CCIF LeEco Cool changer s1 (as Line Out mode)

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Graphics setting view
Channel

Level @ dBFS

Range

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Graphics setting view
Channel

Level @ dBFS

Range


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.



 

Spectrum of Noise Distortion LeEco Cool changer s1 (as Line Out mode)

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Graphics setting view
Channel

Level @ dBFS

Range

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Graphics setting view
Channel

Level @ dBFS

Range


Brief information

Clicking on the graph will take you to the comparison page of different models with advanced graph display settings.





Spectrum of Jitter LeEco Cool changer s1 (as Line Out mode)

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Channel

Range

Range

Range


Brief information

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More detailed

Measurements of LeEco Cool changer s1 were carried out by Roman Kuznetsov on the hardware-software complex RAA.

The LeEco Cool changer s1 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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