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Device approval and conformity

with EC directives

Nubert electronic GmbH hereby declares that this product complies with the 

2014/53/EU directives, provided that it is installed and used in accordance with 

the manufacturer‘s instructions. The full text of the EU Declaration of Conformity 

is available at the following Internet address: 

https://www.nubert.de/konformitaetserklaerungen/716/

•  Do not change the serial number on the speaker. It is part of the operating 

approval. 

•  If the loudspeaker is repaired or modified by workshops or other third parties 

not authorized by Nubert, it loses its operating license.

•  Only accessories and devices may be connected which in turn comply with all 

legal requirements and are approved.

•  The loudspeaker may only be used for the applications specified in the „In-

tended Use“ section

Intended use

This speaker is designed exclusively for sound reproduction in dry rooms. Use 

the speaker only as described in this manual. Any other use (particularly safe-

ty-relevant or medical use, installation in open environment like IP-certified prod-

ucts) is considered improper and may result in property damage or even personal 

injury. Nubert electronic GmbH does not assume any liability for damages caused 

by improper use. 

Safety instructions

The entire operating manual, in particular the safety instructions, must be read 

in full before connecting and commissioning the device. For your own safety, 

be sure to follow all warnings and safety instructions in this manual and on the 

speaker. The user is not permitted to carry out any work on the loudspeaker 

other than the described work. Keep this document so that you have access to 

it at all times. Furthermore, it must also be handed over to possible re-owners.

Key to the symbols

 The triangle symbol with exclamation mark (without additional comment) 

indicates important instructions for commissioning, operation and maintenance 

of the device. 

The term 

Caution!

 next to the triangle symbol indicates a medium risk. Failure 

to observe this warning may result in property damage.

The term 

Danger!

 next to the triangle symbol indicates a high risk. Failure to 

observe this warning may result in death or personal injury

 This symbol indicates that you must read and observe the operating 

instructions and the safety and warning notices in order to operate the device.

 This symbol (triangle with lightning) warns of dangerous voltages inside 

the enclosure and of hazards due to electric shock.
 

 This symbol indicates that the device complies with electrical protection 

class 2 and therefore does not require earthing.

 Devices with this symbol may only be used in a dry indoor environment.

 Equipment marked with this symbol must not be disposed of with house-

hold waste. Refer to the Disposal and Battery Return section at the end of this 

manual.

General information

 

 Never operate the loudspeaker unattended! 

 

Danger of electric shock!

To avoid the risk of electric shock, the speaker may not be opened by the  

user. There are no user-serviceable parts inside the speaker. 

Service  work  and  repairs  are  reserved  for  qualified  specialists  authorized  by  

Nubert. If you need service, please contact Nubert electronic GmbH directly  

(info@nubert.de)!

 

Danger of suffocation!

Never let children use or play with neither speaker, remote control or packaging 

unattended. There is a risk that children will get caught in the packaging film 

and suffocate. Make sure that children cannot remove any small parts from the 

devices! These parts, like the remote control battery, could be swallowed and 

cause suffocation. In case of swallowing any parts, contact a doctor immediately!

 

Danger of injury or damage!

When moving the speaker, take care to avoid injury and damage!

 

Caution!

Since the speaker can only be completely disconnected from the mains at the 

mains input on the rear of the unit or by pulling the mains plug from the socket, it 

must be positioned so that you have free access to the mains input or mains plug.

If any of the following situations occurs, the loudspeaker must be switched off 

immediately and disconnected from the mains. Contact Nubert electronic GmbH 

(info@nubert.de) immediately!

•  The speaker has been damaged or has fallen down.

•  Power cord or plug is damaged

•  Objects or liquid have got into the loudspeaker

•  The speaker has been exposed to excessive moisture or rain.

•  The speaker does not work properly or exhibits a significant reduction in per-

formance.

•  The loudspeaker smells burnt, develops smoke or makes unusual noises.

 

Caution!

The drivers built into this loudspeaker generate a strong magnetic field in their 

immediate vicinity, which can impair or damage other devices. It is therefore 

essential to keep magnetically sensitive devices away from this loudspeaker! Do 

not place tube screens, notebooks, hard disks or the like on the speaker!

 Only use accessories recommended by Nubert!

Low temperatures and Sound

When speakers are shipped and delivered during the cold monthsof the year, 

it is imperative that they adapt to the temperature of the living area. Low 

temperatures have a considerable influence on the moving parts of a loud-

speaker such as diaphragm, voice coil,bead and spider. The ability of these 

components to follow rapid oscillations or to perform large excursions is thus 

significantly restricted.This is not dangerous, but “frozen” speakers are far 

from their acoustic peak.

Hence our tip:

 When your new speakers arrive on a cold winter’s day, just 

give them a few hours to acclimatise. Your Nubert speakers will thank you with 

the superior sound quality you have come to expect from us.

nuPro A-100 

·

 

4/2020 EN 

Thank you for purchasing a  

nuPro active loudspeaker!

If you read this manual carefully, setting up  

your new speaker is quick and easy.

We will explain the setup, the connections,  

and the daily operation so you can achieve  

the best possible sound quality and get  

the most out your new nuPro loudspeaker.

The Nubert team wishes you  

many hours of musical enjoyment!

2

Summary of Contents for nuPro A-100

Page 1: ...13 Active Speaker Safety Instructions Operating Manual Technical data nuPro A 100 With USB power supply for external devices ideally suitable for wireless receivers and more ...

Page 2: ...nger of electric shock To avoid the risk of electric shock the speaker may not be opened by the user There are no user serviceable parts inside the speaker Service work and repairs are reserved for qualified specialists authorized by Nubert If you need service please contact Nubert electronic GmbH directly info nubert de Danger of suffocation Never let children use or play with neither speaker rem...

Page 3: ...antenna systems connected to the loudspeaker must com ply with all applicable laws and regulations and be professionally installed by an approved installation company Use only the appropriate power cord to connect the speaker Do not modify the power cord or its plug Make sure that the mains voltage at your location matches the requirements of the loudspeaker The correct power supply can be found o...

Page 4: ...termeasure When placed on a shelf the best sound is achieved when the front edge of the speaker is either flush with the shelf or even protrudes slightly This allows the loudspeaker to radiate the sound freely into the room and helps to avoid voices sounding like coming through a funnel On the bottom of the speaker you will find 4 threaded M4 bush ings 100 x 100mm apart These are meant for mountin...

Page 5: ...age 8 in the SETUP section EN 4 2020 nuPro A 100 n SPDIF inputs on the master speaker box Source devices with electrical digital output e g CD player various network players satellite receiver various radio transmission systems n SPDIF input on the slave speaker box right speaker Connection to the link output of the nuPro master loudspeaker box n aux input master speaker left speaker source device...

Page 6: ... and then to the Playback devices entry Alternatively in the Control Panel go to the entry Sound 3 A window with available playback devices opens a The nuPro speaker appears as Lautsprecher USB Audio DAC on the list b Click on it and set it as default c Click apply to save your settings 4 You can change the name and the icon of your nuPro speaker if you wish To do so simply click on the USB Audio ...

Page 7: ...s introduced so called latency If you connect additional nuPro loudspeakers to the link output this delay is automatically compensated for in order to ensure the best possible time alignment The result is an optimal stereo image with precise voice location see page 9 section fur ther applications Sound format The digital inputs of your nuPro loudspeakers accepts PCM format signals only It may ther...

Page 8: ...here you can set the proper frequency using the and keys Note Setting the high pass filter to a higher frequency increases the maximum possible sound pressure level from your nuPro loud speaker n SETUP This menu item is used to select the operating mode If you operate your nuPro active loudspeakers as a stereo pair select pair for both speakers This is also the factory setting The speakers thus co...

Page 9: ...nu item CHANNL and select the channel that the respective nuPro should play back For further information see page 8 Note In the SINGLE configuration the link output outputs the se lected input signal as an SPDIF signal making it possible to dai sy chain a virtually unlimited number of speakers Connecting a nuPro pair to a preamplifier In addition to connecting a preamplifier to a nuPro pair in mas...

Page 10: ...SETUP section RIGHT MID HI or 12 dB Raise or lower the mid and high frequencies MENU 11 dB 0 dB 11 dB 12 dB BASS or 12 dB Raise or lower the bass level MENU 11 dB 0 dB 11 dB 12 dB BAL or L 9 dB Adjusting a volume difference between left and right nuPro speaker MENU L 1 dB LR 0 dB R 1 dB R 9 dB SUBOUT or 160_Hz Adjusts the upper crossover frequency of the subwoofer output MENU 150 Hz 50 Hz 40 Hz SY...

Page 11: ...23 780 toll free within Germany 0049 7171 92690 118 international E mail info nubert de Please have your customer number ready Keys Keys Notes SETUP or PAIR Automatic master slave configuration link out outputs only one channel MENU SINGLE No master slave configuration link out outputs a stereo signal DISPLY or VOLUME Displays the set volume after 8 seconds of inactivity MENU LOGO Displays the nuP...

Page 12: ...sible Disposal and battery return Environmental protection Ingredients e g chemical pollutants in old appliances can damage the environment and health if stored improperly in particular if they are not shatterproof or disposed of properly by persons not authorised to do so Especially in the case of illegal exports there is no guarantee that the environment and human health will be protected from d...

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