Glensound BEATRICE MIX32 Manual

Dante /aes67 network audio fixed mixer subrack with 32 x 32 x up to 4 mixers

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BEATRICE
MIX32
®
DANTE
/AES67 NETWORK AUDIO
FIXED MIXER SUBRACK WITH 32 x 32 x up
to 4 MIXERS
PRODUCT DETAILS

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Summary of Contents for Glensound BEATRICE MIX32

  • Page 1 BEATRICE MIX32 ® DANTE /AES67 NETWORK AUDIO FIXED MIXER SUBRACK WITH 32 x 32 x up to 4 MIXERS PRODUCT DETAILS...
  • Page 2 6 BROOKS PLACE, MAIDSTONE, KENT, ME14 1HE. ENGLAND. TEL: +44 (0) 1622 753662 Visit our Website at www.glensound.com Page...
  • Page 3 Glensound Electronics Ltd Thank you for choosing a new Glensound product. All rights reserved. Information contained in this manual is subject to change without notice, if in doubt please contact us for the latest product information. If you need any help with the product then we can be contacted at: Glensound Electronics Ltd 1 –...
  • Page 4: Product Warranty

    PRODUCT WARRANTY: All equipment is fully tested before dispatch and carefully designed to pro- vide you with trouble free use for many years. We have a policy of supporting products for as long as possible and guar- antee to be able to support your product for a minimum of 10 years. For a period of one year after the goods have been despatched the Com- pany will guarantee the goods against any defect developing after proper use providing such defects arise solely from faulty materials or workman-...
  • Page 5 AoIP, Fixed Ratio Mixer This declaration of conformity is issued under the sole responsibility of the manufacturer. This equipment is manufactured by Glensound Electronics Ltd of Brooks Place Maidstone Kent ME14 1HE is marked and conforms to the following Union harmonisation legislation:...
  • Page 6 RoHS DIRECTIVE EC directive 2002/95/EC restricts the use of the hazardous substances listed below in electrical and electronic equipment. This product conforms to the above directive and for this purposes, the maximum concentration values of the restricted substances by weight in homogenous materials are: Lead 0.1%...
  • Page 7 WASTE ELECTRICAL AND ELECTRONIC EQUIPMENT REGULATIONS 2006 (WEEE) Glensound Electronics Ltd is registered for business to business sales of WEEE in the UK our registration number is: WEE/JJ0074UR Page...
  • Page 8: Table Of Contents

    ® CONNECTING THE BEATRICE MIX32 TO A DANTE NETWORK ............11 Getting Dante Controller .......................... 11 Connecting Beatrice Mix32 To the Network ..................11 Audio Over IP Network ..........................11 Running Dante Controller ........................12 Dante Controller Tip..........................12 MIXER MODES ............................13 PASS THROUGH MODE ..........................
  • Page 9: Overview

    Audio limiter/ compressor circuits are also provided for each output. The fixed ratio mixes in the Beatrice MIX32 were originally designed to allow network audio intercom systems to generate multiple listening circuits, however the high- quality low noise, digital mixers can be also be used for many other applications.
  • Page 10: Simplified Block Diagram

    SIMPLIFIED BLOCK DIAGRAM COMPRESSOR/ LIMITER ON/OFF DATA Page...
  • Page 11: Connecting The Beatrice Mix32 To A Dante Network

    ® CONNECTING THE BEATRICE MIX32 TO A DANTE NETWORK The Beatrice Mix32 is a network audio device utilising the reliable and versatile ® ® Dante audio over IP protocol. Dante is a proprietary system (although very widely used) the originators of which are Audinate.
  • Page 12: Running Dante Controller

    At the time of writing this manual the Dante Controller looks as per the screenshot below: The Beatrice Mix32 will have been named at the factory during test to allow them to be identified by the Dante controller. The format used for the factory name is: ‘Mix32-10aa16-serial-102’...
  • Page 13: Mixer Modes

    IMPORTANT: The position of the rotary switch is only read by the microprocessor while the Beatrice Mix32 is turning on. So, moving the switch to a different position while the unit is on will make no difference until the unit is powered down and turned back on.
  • Page 14: Fixed Mixer Mode

    FIXED MIXER MODE ® Each mixer has 32 audio inputs and 32 audio outputs to/ from the Dante / AES67 network. The table below describes what input channels are mixed together to create each output. Output Mix of inputs 1-32 1-24 1-16 17-32...
  • Page 15: Clean Feed (Mix-Minus) Mode

    CLEAN FEED (Mix-Minus) MODE General  In the clean feed configurations, several pre-set configurations are available. Each mix has multiple outputs, with each output configured so that it does not include its own mix input. For example, switch position 2 provides a 32-channel mix. Output channel 5 is a mix of channels 1-4, and 6-32, so audio from input channel 5 is not present on the output.
  • Page 16 Switch position → Mix_minus_32 Mix_minus_24_8 Mix_minus_16_16 Mix_minus_16_8_8 Mix_minus_16_8_4_4 Mix_minus_8_8_8_8 Mix_minus_8_8_8_4_4 Mix_minus_8_8_4 4_4_4 Output Mix of inputs Mix of inputs Mix of inputs Mix of inputs Mix of inputs Mix of inputs Mix of inputs Mix of inputs 1-32 excluding 1 1-24 excluding 1 1-16 excluding 1 1-16 excluding 1...
  • Page 17: Compressor/ Limiters

    COMPRESSOR/ LIMITERS Each mixer card has output compressor / limiter circuits built in. We call the circuits compressor/ limiters because the design of the circuit means that they are neither a traditional hard limiter or soft compressor. Initially gentle compression is introduced and as the input signal increases so does the compression ratio, until eventually it becomes a limiter.
  • Page 18: Updating Firmware

    “DfuSe_Demo_V3.0.5_Setup.exe”, then run and install it. 2. Download firmware The latest firmware for the STM32 Device can be found on the Glensound website, under the respective product page. Once you have downloaded the file, place it in a folder or location of your choice.
  • Page 19 4. Firmware update preperation To prepare the STM32 Device for a firmware update; 1. Power on the unit 2. Press and hold down the reset button 3. Press and hold down the identify button 4. Release the reset button and then release the identify button a second after Your PC should make an audible sound when this process is successful as windows is detecting a new USB device.
  • Page 20 Figure 4 Choose .dfu file Click choose and then select the .dfu file that you downloaded from the Glensound website. This will be located in your downloads folder by default. If the file loads successfully then it will read along the bottom ‘File correctly loaded’.
  • Page 21 The firmware is now ready to be put on to the STM32 Device. Tick the ‘Verify after download’ box first and then click ‘Upgrade’. Figure 6 Upgrade Click yes to proceed. Figure 7 Start upgrade The progress bar along the bottom will show the status of the operation. Figure 8 Upgrade status Page...
  • Page 22 If the operation was successful, DfuSe Demo will report that “Targery 00: Verify Successful!”. You may also see that it will report how much data was successfully transferred. Figure 9 Successful upgrade! 7. Final steps Now click “Leave DFU mode” to finish the procedure. Figure 10 Final step You may now disconnect the USB cable and continue to use the STM32 De- vice with the freshly updated firmware!
  • Page 23 .dnt file. Please note we strongly advise that when you do the update that only your PC and the Beatrice Mix32 that you want to update are on the network to save accidently updating the wrong Dante device.
  • Page 24: Aes67 Mode

    AES67 and therefore the Mix32 can be set to AES67 mode for interaction with other AES67 devices. Please note however that Glensound are relying on Audinate’s AES67 interface and are unfortunately not able to provide full AES67 support for the unit. AES67 support should be sought directly from Audinate.
  • Page 25 2. Sending AES67 Audio To transmit AES67 audio to the network a multicast flow must first be setup. This is done by selecting the ‘Create New Multicast Flow’ Icon in the Device View. Tick the AES67 Flow check box, then select up to 8 channels to be included in the flow then click ‘Create’...
  • Page 26 3. Receiving AES67 Audio Once a compatible AES67 stream is detected on the network by Dante Controller the AES67 flows will appear in the Dante Transmitters section in the Routing tab. 4. AES67 Restrictions AES67 flows can only be generated with the following constraints: ...
  • Page 27: Specification

    SPECIFICATION NETWORK: Physical Interface: 2 x Copper Neutrik Ethercon 2 x SFP (Fibre GBIC) Slots (SFP modules not included) Audio Sample Frequency: Up to 96kS/s Transfer Rate: 1000 Mbps AUDIO: Audio inputs & outputs are entirely digital fed via the digital network. Internally audio is processed in a DSP with 32 bit resolution.

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