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Metrum Acoustics Aurix, User Manual, Page: 8 / 8

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Metrum Acoustics Aurix User Manual Download Page 8

 

 

Made by   

ALL Engineering

 

 
 
Technical specs: 

 
Working principle: 

 

 

Class A  amplifier by using step-up transformer.    

 
Applicable headphones: 

 

16 Ohms impedance or higher.              

 
Power supply:   

 

 

Max 30 VA . Standby less than 3 VA  

 
Voltage rating:   

 

 

110/115V AC  or  220/230 V AC 60/50Hz   

 
Inputs:   

 

 

 

2x line level inputs  

   
Outputs: 

 

 

 

1x loop back function on back panel. 

 

 

 

 

 

1x headphone connection on front panel.     

     
Output voltage:  

 

 

2 Volts RMS to      16 Ohms 

 

 

 

 

 

2,5 Volts RMS to   30 Ohms      

 

 

 

 

 

 

 

6,5 Volt RMS to    600 Ohms    

     
 
Frequency range: 

 

 

5Hz  to  60 kHz  -3 dB.  

 
Distortion: 

 

 

 

0,01 % THD  using  600 Ohm load max. output 

 

 

 

 

 

0,5%    THD  using  16 Ohm   load max. output 

 
Noise:    

 

 

 

-120 dB related to  2 Volt RMS output 

 
Output impedance: 

 

 

3 Ohms  

           
    
Size: 

 

 

 

 

WxHxD  190 x 60 x 245 mm 

 
Gewicht: 

 

 

 

2500 gram.  

 
 
Subject to change without notice.

 

 

 

 

 

 

ALL Engineering

 

 

Ambachtsweg 4K 
3953BZ  Maarsbergen 
The Netherlands 
 
Tel:  

 

+31 (0)343437331 

Email:   

[email protected]

 

Website: 

http://www.metrum-acoustics.nl

 

Summary of Contents for Aurix

Page 1: ...Made by ALL Engineering Aurix on top of the Octave MKII AuriX AuriX AuriX AuriX Headphone amplifier User manual last update 12 01 2014 ...

Page 2: ...bined with the compact practicality of the transistors without any of their inherent flaws The Aurix is a 100 class A amplifier with a very high signal to noise ratio and almost no distortion Because feedback has not been implemented in the design the Aurix has no degradation of the incoming signal in terms of dynamics and imaging In order to ensure the Aurix is flexible and applicable for most he...

Page 3: ...es not operate normally or has been dropped 9 The HEX DAC must be placed on a firm level surface where it is not exposed to dripping or splashing 10 Before making connections to to the dac ensure that the power is off and other components are in mute or stand by mode Make sure all cable terminations are of the highest quality free from frayed ends short circuits or cold solder joints 11 THERE ARE ...

Page 4: ...Made by ALL Engineering What is in the Box The Aurix headphone amplifier Power cord only Euro or USA based power cords User manual ...

Page 5: ... to the front connector and therefore can loop the signal back to your HiFi set This allows the Aurix to be permanently installed in the system Gain Depending the properties of the used headphone you can set the amplification of the unit by using the gain switch on the back panel Headphones having an impedance of 300 Ohms or higher should use the 10 dB setting while lower impedance versions should...

Page 6: ...e volume control speaks for itself however depending on headphone sensivity control range can be limited By selecting another gain factor on the back of the Aurix control range of the volume control can be corrected Protection A large part in the Aurix is used for protection of your valuable headphone and will be available in the next situations During switch on period of the Aurix the current in ...

Page 7: ...ed protection is active below 10 Hz but is only active on excessive levels There is always some of subsonic information but in normal conditions this will not trigger the protection circuit However in a case that the volume control is set almost fully clockwise the subsonic content will increase and might lead to disconnecting the front output connector ...

Page 8: ...e connection on front panel Output voltage 2 Volts RMS to 16 Ohms 2 5 Volts RMS to 30 Ohms 6 5 Volt RMS to 600 Ohms Frequency range 5Hz to 60 kHz 3 dB Distortion 0 01 THD using 600 Ohm load max output 0 5 THD using 16 Ohm load max output Noise 120 dB related to 2 Volt RMS output Output impedance 3 Ohms Size WxHxD 190 x 60 x 245 mm Gewicht 2500 gram Subject to change without notice ALL Engineering ...

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