Measurement's report Kiwi Ears Allegro Mini Single-Ended Out - Reference Audio Analyzer

Kiwi Ears Allegro Mini

Single-Ended Out
About this report
This is a report for professionals with a suite of test of headphone amplifier.
You can see a simple report for "dummies" with explanations of the main characteristics for Kiwi Ears Allegro Mini Single-Ended Out

A suite of tests for a headphone amplifier can be applied to just a universal output without a formal presence of an amplifier, if in this mode you can connect headphones to this output. Based on the results of the tests, you can understand the real picture, is the output powerful enough or not, with the initial data on the circuitry as a "black box".

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

Advantages and disadvantages of balanced amplifiers

Test report - general data Kiwi Ears Allegro Mini (as headphone amplifier)

Frequency response, Impedance and Frequency response with standard headphones

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The main parameters of the universal block diagram of the amplifier
Average value of impedance band in 40 Hz - 15 kHz0.5ohm



Brief information

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Frequency response Kiwi Ears Allegro Mini Single-Ended Out (as headphone amplifier)

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Channel

Range

Channel:LeftRight
Variation in frequency response in band from 40 Hz - 15 kHz -0.1, +0.0-0.0, +0.0dB



Brief information

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

On the frequency response comparison page, there is an export option and additional tools for adjusting the frequency response



Impedance Kiwi Ears Allegro Mini Single-Ended Out (as headphone amplifier)

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Channel

Channel:LeftRight
Impedance average in band from 40 Hz - 15 kHz0.5 0.5ohm
The minimum value in band from 40 Hz - 15 kHz0.4 0.5ohm
The maximum value in band from 40 Hz - 15 kHz0.7 0.6ohm


Comparison of basic characteristics AMPs


Brief information

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



Crosstalk Kiwi Ears Allegro Mini Single-Ended Out (as headphone amplifier)

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Channel

Range

Load

Channel:LeftRight
Crosstalk @ 1 kHz @ 15.8 ohm -40.8 -40.8dB
Crosstalk @ 1 kHz @ 24.5 ohm -44.3 -44.3dB
Crosstalk @ 1 kHz @ 30.5 ohm -46.5 -46.4dB
Crosstalk @ 1 kHz @ 62.4 ohm -52.5 -52.6dB
Crosstalk @ 1 kHz @ 100.0 ohm -56.5 -56.6dB
Crosstalk @ 1 kHz @ 198.9 ohm -62.3 -62.4dB
Crosstalk @ 1 kHz @ 300.0 ohm -65.7 -65.6dB
Crosstalk @ 1 kHz @ 763.0 ohm -73.4 -73.4dB
Crosstalk @ 1 kHz @ Not loaded-97.4 -94.9dB



Brief information

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



Crosstalk Phase Kiwi Ears Allegro Mini Single-Ended Out (as headphone amplifier)

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Channel

Load




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Frequency response Kiwi Ears Allegro Mini Single-Ended Out with resistive load

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Channel

Range

Frequency response of amplifier with resistive load @ 40 Hz - 15 kHz
Channel:LeftRight
TEST 16 ? + Kiwi Ears Allegro Mini Single-Ended Out 0.20.0dB
TEST 32 ? + Kiwi Ears Allegro Mini Single-Ended Out 0.10.0dB
TEST 64 ? + Kiwi Ears Allegro Mini Single-Ended Out 0.00.0dB
TEST 126 ? + Kiwi Ears Allegro Mini Single-Ended Out 0.00.0dB
TEST 256 ? + Kiwi Ears Allegro Mini Single-Ended Out 0.00.0dB
TEST 512 ? + Kiwi Ears Allegro Mini Single-Ended Out 0.00.0dB



Brief information

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

On the frequency response comparison page, there is an export option and additional tools for adjusting the frequency response



Frequency response Kiwi Ears Allegro Mini Single-Ended Out loaded dynamic headphone type

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Channel

Range

Frequency response of amplifier loaded dynamic headphone type @ 40 Hz - 15 kHz
Channel:LeftRight
TEST 10000 ? + Kiwi Ears Allegro Mini Single-Ended Out 0.00.0dB
Grado GH4 Limited Edition + Kiwi Ears Allegro Mini Single-Ended Out 0.10.1dB



Brief information

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

On the frequency response comparison page, there is an export option and additional tools for adjusting the frequency response



Frequency response Kiwi Ears Allegro Mini Single-Ended Out loaded type balance armature headphone type

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Channel

Range

Frequency response of amplifier loaded type balance armature headphone type @ 40 Hz - 15 kHz
Channel:LeftRight
TEST 10000 ? + Kiwi Ears Allegro Mini Single-Ended Out 0.00.0dB
Campfire Audio Andromeda + Kiwi Ears Allegro Mini Single-Ended Out 0.81.0dB
Fearless Audio S8F Freedom + Kiwi Ears Allegro Mini Single-Ended Out 0.80.7dB



Brief information

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

On the frequency response comparison page, there is an export option and additional tools for adjusting the frequency response



THD vs load vs output voltage Kiwi Ears Allegro Mini Single-Ended Out

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Channel

Load

Harmonic, number

Range

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Channel

Load

Harmonic, number

Range

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Channel

Load

Range


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 vs Level Kiwi Ears Allegro Mini Single-Ended Out (as headphone amplifier)

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Channel

Level

Range

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Channel

Level

Range

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Channel

Shift

dBm

Range

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Channel

Shift

dBV

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 vs Level vs Load Kiwi Ears Allegro Mini Single-Ended Out (as headphone amplifier)

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Channel

Level

Range

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Channel

Level

Range

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Channel

Shift

dBm

Range

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Channel

Shift

dBV

Range


Brief information

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



   

Spectrum of IMD SMPTE vs Level Kiwi Ears Allegro Mini Single-Ended Out (as headphone amplifier)

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Channel

Level

Range

Range

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Channel

Level

Range

Range

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Channel

Shift

Range

dBm

Range

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Channel

Shift

Range

dBV

Range


Brief information

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



   

Spectrum of IMD CCIF vs Level Kiwi Ears Allegro Mini Single-Ended Out (as headphone amplifier)

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Channel

Level

Range

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Graphics setting view
Channel

Level

Range

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Graphics setting view
Channel

Shift

dBm

Range

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Graphics setting view
Channel

Shift

dBV

Range


Brief information

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





More detailed

Measurements of Kiwi Ears Allegro Mini Single-Ended Out were carried out by Roman Kuznetsov on the hardware-software complex RAA.

The Kiwi Ears Allegro Mini Single-Ended 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.

I believe that it is important to do not make an absolute assessment of the device, but an aggregate assessment when working together with a headphones and taking into account external factors. This allows you to effectively reveal the potential of the entire set of devices or to make a more optimal choice of components.




Kuznetsov Roman
Founder of RAA



Known by the nickname romanrex
Аuthor of articles iXBT.com



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