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Metrum Acoustics 1619b, User Manual, Page: 1 / 12

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All-Engineering BV 
https://metrumacoustics.com 
[email protected]  
 

 

 

 

 

 

NOS Differential DAC

 "

ADAGIO 

" 

 

 

User manual 

Updated 01-01-2018 

 

 

Introduction 

The ADAGIO gives you more weight, body, tonal richness, and a more natural sense of the 
space of the recording. Or to put it more plainly, it fleshes out your music more! 

Summary of Contents for 1619b

Page 1: ...trumacoustics com NOS Differential DAC ADAGIO User manual Updated 01 01 2018 Introduction The ADAGIO gives you more weight body tonal richness and a more natural sense of the space of the recording Or to put it more plainly it fleshes out your music more ...

Page 2: ...tly from our Transient modules Even the digital approach did not convince us but still one idea was not tried yet Especially in case of R2R ladder DACs it is quite easy to change the output voltage of the DAC by changing its reference voltage but to realize this dedicated DAC boards were designed to get the best regulation possible Like our PAVANE forward correction techniques are used to drive bo...

Page 3: ...e ADAGIO pre amplifier must be placed on a firm level surface where it is not exposed to dripping or splashing 11 Before making connections 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 12 THERE ARE NO USER SERVICEABLE PARTS INSIDE THE A...

Page 4: ...ineering BV https metrumacoustics com info metrumacoustics com What is in the Box The ADAGIO DAC Power cord only Euro or USA based power cords USB cable USB stick user manual and USB drivers BNC to RCA adapter ...

Page 5: ...nector When using RCA type connectors please use the BNC to RCA adapter AES EBU digital input When using the AES EBU digital input a special 110 Ohms XLR cable should be used The AES EBU interface has a galvanic isolation and can handle a maximum sampling rate of 192 kHz USB input Use an USB cable to connect the DAC to your computer Only when using a Windows operating system you should install spe...

Page 6: ...g Your pre amplifier should handle this output levels Mains inlet Use a power cable to a grounded power outlet Remote switch Depending the type of power amplifier it is possible to switch it On or Off by using one or both of the remote switches For connection a 3 pole XLR mini connector can be used and depending the way your power amplifier should be powered it can be wired accordingly The followi...

Page 7: ...itch it On or Off by using one or both of the remote switches For the connection a 3 pole XLR mini connector can be used and depending the way your power amplifier should be powered it can be wired accordingly The following connections are available D Common E Normally closed when JADE is switched off F Normally open when JADE is switched off ...

Page 8: ...le by using the front button or remote control Mute function By switching to one of the digital sources the mute function will be released after five seconds When switching the ADAGIO to standby mode muting will be active again When the ADAGIO is operational you can use the mute function only by using the remote control In this situation the JADE shows you the selected digital source but also the ...

Page 9: ...not switched off Only when waiting for a few seconds the JADE will go into standby mode when selected Error indication When no digital data is coming in the orange Remote Error led above the remote sensor will lit Remote indication When using the remote control the Remote Error led will flash rapidly ...

Page 10: ... JADE is set into the stand by mode it will remember the last input selection and is available again when the JADE is switched on Replacing the battery If the button is not activated there is no power consumption at all which leads to a very long battery life cycle The battery used is a CR1632 button type of 3 Volts and can be replaced as follows when required Use a middle sized Philips screw driv...

Page 11: ...own above push the battery out of its holder by using the back side of a swab Take the new battery and push it in the battery holder with the mark on top When the new battery is placed lay back this part of the board where the blue led is situated The led will be positioned in front of the recess Next you can lay down the whole board in the housing Next you can place the cover and tighten the scre...

Page 12: ...old plated Neutrik connectors 2x XLR 3 balanced outputs Output voltage RCA 2 Volts RMS max output 10dB setting 700mV RMS XLR 4 Volts RMS max output 10dB setting 1 4 Volts RMS Frequency response 1Hz 0 8dB 20 kHz 1 2 dB 44 1kHz sampling 1Hz 0 8dB 65 kHz 3dB 192 384 kHz sampling Distortion 0 01 THD Noise 145 dB related to 2 Volt RMS Output impedance RCA 100 Ohms XLR 200 Ohms Sampling frequency Optica...

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