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Brahler DIGIMIC, Operating Instructions Manual

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Appendix 

DIGI

MIC®

 wireless 

 

37 

Appendix 

Block diagrams 

DIGIMIC wireless 
 

 

 

 

Components: 

DSpark 

Radio Transceiver unit 

DChair 

Chairpersons´ Conference unit 

DMic 

Delegates´ Conference unit with Microphone 

DDoc 

Docking Unit with rechargeable battery 

DTray  

Storage / Charging tray 

TMD/01 

Conference Microphone, electret 

DPack 

Packing case space for one complete system with 10 DMic (DDoc, DSpark, DTray)  

 

TMD/01
or
TM58/6

Connection to 
external power 
supply   

Wireless Delegate Units
DMic with DDoc

DSpark
Radio Transceiver Unit

Connection to 
LS signal OUT

Connection to 
ext. signal IN

Wireless Chairpersons’ Unit 
DChair with DDoc

Figure 13

 

Summary of Contents for DIGIMIC

Page 1: ...DIGIMIC Digital Discussion System wireless Operating instructions Version 1 4a ...

Page 2: ...Service AG P O Box 3264 53627 Königswinter Germany T 0 2244 930 0 F 0 2244 930 450 E sales braehler com www braehler com 2011 BRÄHLER ICS AG Königswinter Germany All rights reserved especially also partly the translation reprint reproduction through copying or other similar methods BRÄHLER ICS reserves the right to make changes without notice Mar 11 ...

Page 3: ...in autonomous mode 16 RF Power mode 16 PRIOrity mode 16 LS INTERN 16 REGISTER 17 VOX Mode autonomous 17 Volume control 18 Protocol Selection 19 Overview of radio protocol data 19 DDoc Docking Unit 21 Slave mode 23 Sample application 23 Single operation mode 25 System startup 25 DDoc Docking Unit 25 Indication of battery status 25 Automatic switch off 26 Charging the battery pack 27 Charging via po...

Page 4: ...ophones 33 TM58 6 Conference Microphone 33 TMD 01 Conference Microphone 34 Technical data 35 Radio Transceiver Unit DSpark 35 DDoc Docking Unit 36 Appendix 37 Block diagrams 37 Index 41 SERVICE FORM 43 Contact information 45 ...

Page 5: ... health are put at risk Supplementary information remarks and tips follow this symbol Text which follows this symbol describes activities that must be performed in the order shown Texts in bolded letters require your special attention General information Please read the manual carefully taking special care when you see this symbol as indicates important information All brand names marked with are ...

Page 6: ...ckets in your country or to replace the obsolete socket with one to current standards Protect the mains cable from being walked on or pinched particularly at plugs convenience receptacles and the point where it exits from the unit Only use attachments accessories specified by the manufacturer Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the unit W...

Page 7: ...he wall outlet Overload Do not overload wall outlets and extension cables as this may result in fire and electric shock Objects and liquids Never push objects of any kind through openings of this unit as they may touch dangerous voltage points or short out parts that could result in fire or electric shock Never spill liquids of any kind onto the unit Should a spillage occur unplug the unit and hav...

Page 8: ...ns can damage your hearing At higher volumes the duration must be shortened in order to prevent hearing damage The following are sure signs that you have been subjected to excessive noise for too long a time You can hear ringing or whistling sounds in your ears You have the impression even for a short time only that you can no longer hear high notes Disposal This symbol on the product in the instr...

Page 9: ...nd DCen required The delegate s frontend the microphone unit offers a thoughtful ergonomic design enabling the delegate to concentrate on the conference Wireless system components DSpark Radio Transceiver unit with PSU DChair Chairperson s Conference unit DMic Delegates Conference unit TMD 01 Conference Microphone TM58 6 Conference Microphone DDoc Docking Unit for DChair DMic DTray Charging and Tr...

Page 10: ... measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help NOTICE Changes or modifications made to this equipment not expressly approved by Brähler ICS Konferenztechnik AG may ...

Page 11: ...ents DIGIMIC wireless can be used in different system modes as described in the following Autonomous mode also Multi room mode described in a separate chapter Slave mode please refer to page 23 System overview wireless basic discussion system Figure 1 TMD 01 or TM58 6 External Power Supply Wireless Delegate Units DMic with DDoc DSpark Radio Transceiver Unit Connection to LS signal OUT Connection t...

Page 12: ...everal wireless transmission security features within one single protocol ensuring co existence with Wi Fi systems and resistance to mobile phones or Bluetooth emission also suppressing unwanted interception The wireless DIGIMIC provides also a multi room solution offering the possibility of using the same system within one building in several rooms at the same time The DSpark is equipped with fou...

Page 13: ...r the basic functions of the Radio Transceiver Unit you just have to connect the external desktop power supply to the DSpark Figure 3 Then you can start to place the wireless delegate units DMic with DDoc for your conference Figure 3 Power Supply 05 0292 On Off switch ...

Page 14: ... the installation environment The antenna is removable for transport Adjustment of the transmitting antenna The radiating side of the transmission antenna is the curved front side This side must be adjusted toward the room microphone units To avoid interference it is not recommended to adjust the front side of the transmitting antenna toward the receiving antennas antenna front antenna back Direct...

Page 15: ...t any additional adjustments Any changes of these parameters will be stored automatically and available when you restart the system the next time The factory settings can be recalled at any time if required To recall the factory settings please follow these steps 1 Switch off the DSpark Radio Transceiver Unit 2 Push and hold the LS INTERN button 3 Switch on the DSpark and hold the LS INTERN button...

Page 16: ...is used as desktop the RF output power should not be increased PRIOrity mode If a DChair unit is to be used PRIO mode is available with this setting Press button PRIO to enable this option Maximum 2 DChair units are supported as chairpersons at the same time They will be identified automatically With 2 DChair units 2 active Delegate units DMic are possible at the same time This means 0 DChair Æ ma...

Page 17: ... particular DSpark This function offers you the following opportunities 1 The wireless system is now completely closed like a wired one and cannot be intercepted by any other unregistered wireless DIGIMIC units 2 This register function also enables to use multiple DIGIMIC wireless systems within one building by simply assign your units to the DSpark of the corresponding room please refer to page 2...

Page 18: ...LS INTERNAL flashes Important The button must be pushed keeping on VOX mode ON ONN The operator presses also the button REGISTER to switch VOX mode on or off When VOX mode is activated the LED REGISTER is flashing only during pressing the button LS INTERN VOX activation or deactivation is effective immediately Volume control As long as the button INTERN LS is pressed and held you may adjust the vo...

Page 19: ...tocols performance levels available The default value is 1 standard latency When you change the radio protocol during conference session all units will be reinitialized this leads to a short pause of a few seconds without audio transmission After all units confirmed the new protocol the conference may be continued 1 1 standard latency 2 1 low latency 3 1 ultra low latency 4 2 standard latency 5 2 ...

Page 20: ...Autonomous mode 20 DIGIMIC wireless ...

Page 21: ...es please refer to page 27 The transformation of the wired DIGIMIC delegate units is easily be done by unplugging the cable and sliding the DMic on the docking station DDoc But before sliding the DMic onto the docking station DDoc it is necessary to remove the cover of the contact bar on the bottom side This is done in the way shown below 1 Unplug the microphone if any turn the DMic upside down We...

Page 22: ...Conference unit DMic with the Docking unit DDoc looks like shown below with plugged in microphone Headphone function for DDoc DMic DChair wireless Headphone and headphone volume control can be used ONLY when microphone is not active When a wireless unit microphone is activated BOTH LS headphone are muted DMic DDoc Contact bar ...

Page 23: ...ess Delegate Units DMic DChair with DDoc TMD 01 or TM58 6 Wired Delegate Units DMic DChair D9 cable D9 cable D9 cable D9 cable DSpark Radio Transceiver Unit DCen Central Control Unit D9 cable TMD 01 or TM58 6 Connections see product information Connections see product information Figure 10 The connection to the Central Control unit DCen is done by the D9 system cable used for the wired delegate un...

Page 24: ...mode 24 DIGIMIC wireless Figure 11 For detailed operating description of the Central Control unit DCen please refer to the manual DIGIMIC digital discussion system wired D9 cable from DCen LINE On Off switch ...

Page 25: ...s to be charged either in the DTray Charging and transport tray for 10 DDoc or with an external power supply The multicolor LED at the rear of the DDoc shows the successful login status see table below Indication of battery status There are three possibilities checking the status of the rechargeable batteries 1 In operation Æ by a Multicolor LED at the rear of the docking station The Multicolor LE...

Page 26: ... Not in operation Æ by charging in the DTray charging tray The status indication of the battery power is the same as shown above During charging in the DTray the LED indicators of the battery pack are permanently illuminated showing the actual charging status When the batteries are fully charged the status LEDs switches off Automatic switch off The DDoc switches off automatically if the DMic will ...

Page 27: ... unit DTray is required With DTray it is possible to charge 10 units at once First you have to remove the battery pack from DDoc Removing the battery pack No tools are necessary to remove the battery pack If not already done separate the DMic unit from the docking unit DDoc as shown below Note This charging solution offers you the opportunity to leave all units on the tables in your conference roo...

Page 28: ...ing tray The charging time is max 12 hours if the battery is completely empty Specifications of the battery pack Lithium polymers built in 3 7 VDC 13 2 Ah Please be sure to avoid a short circuit of the electrical connections To reinsert the battery pack after charging simply slide it back in the DDoc The sophisticated design of the DDoc and the battery pack are coextensive and ensure always correc...

Page 29: ...MIC wireless 29 Charging and Transport Tray DTray DTray is a charging and transport tray for 10 rechargeable DDoc batteries It is equipped with a switching power supply 85 240VAC Mains connector Mains switch 10 Slots for battery pack ...

Page 30: ...les a Parallel operation with e g 3 DIGIMIC wireless systems in three conference rooms Room 1 Room 2 Room 3 radio system number 0 radio system number 1 radio system number 2 This sample enables a reliable and autonomous operation b Parallel operation with more than 3 DIGIMIC wireless systems in e g seven rooms Room 1 radio system number 0 Room 2 radio system number 1 Room 3 radio system number 2 R...

Page 31: ...are switched or in what order this happens Only the number of LEDs lucent is relevant as input for the new radio channel number Examples for valid input of radio system number 2 logical room channel LED REGISTER LED HIGH POWER LED PRIO LED LS INTERN 2 on on off off 2 off off on on 2 off on off on 2 off on on off Five seconds after pressing any button the configuration mode is finished This is indi...

Page 32: ...o Transceiver units DSpark If one is recognized DDoc tries to log in When successfully DDoc gets confirmation and stores the new radio channel number as default This will finish the configuration mode If there is no log in possible DDoc will terminate the configuration mode after 30 seconds and then switch off When all microphones are working successful login a quick microphone test is recommended...

Page 33: ...devices operated within a conference room Technical Data Complies with international standard IEC914 Transducer Principle Electret condenser Directivity cardioid Frequency Response 30 Hz 20 000 Hz see diagram Sensitivity 43 dB 0dB 1V Pa Output Impedance 1 kOhm Max SPL Signal pressure level 120 dB Signal to noise Ratio 68 dB A weighted 1 kHz Operating Voltage 5 VDC 1 5V 9V Indicator ring color red ...

Page 34: ...room Technical Data Complies with international standard IEC914 Transducer Principle Electret condenser Directivity cardioid Frequency Response 90 Hz 18 000 Hz see diagram Sensivity free field no load 1 kHz 43 dB 0dB 1V Pa Output Impedance 1 kOhm Max SPL Signal pressure level 120 dB Signal to noise Ratio 68 dB A weighted 1 kHz Operating Voltage 5 VDC 1 5V 9V Indicator ring color red Nominal curren...

Page 35: ...F Range typ 400 m free space range Digital Audio Frequency Characteristics Digital Audio Resolution 16 Bit Sample Rate 48 kHz End to End Latency 5 13 ms Analog Audio Frequency Characteristics AF Range 20 Hz 20 kHz Harmonic Distortion 0 1 SNR Noise typ 78 dB A Analog Input Output Characteristics Audio Input Nominal Level 9 dBFS 1 22 V 4 dBu Audio Output Nominal Level 9 dBFS 1 22 V 4 dBu General Pro...

Page 36: ...z End to End Latency 5 13 ms Analog Audio Frequency Characteristics in combination with DMIC AF Range 20 Hz 20 kHz Harmonic Distortion 0 1 SNR typ 78 dB A Analog Input Output Characteristics in combination with DMIC Microphone Input Nominal Level typ 8 mV Loudspeaker Output Nominal Level 8 dB Headset Output Nominal Level 0 dB General Properties Temperature Range 10 C to 55 C Accumulator Voltage 3 ...

Page 37: ...Unit with rechargeable battery DTray Storage Charging tray TMD 01 Conference Microphone electret DPack Packing case space for one complete system with 10 DMic DDoc DSpark DTray TMD 01 or TM58 6 Connection to external power supply Wireless Delegate Units DMic with DDoc DSpark Radio Transceiver Unit Connection to LS signal OUT Connection to ext signal IN Wireless Chairpersons Unit DChair with DDoc F...

Page 38: ...ftware Delegates unit DMic Delegates unit DMic Chairpersons unit DChair Components DCen Central Control Unit DChair Chairpersons Conference unit with Microphone DMic Delegates Conference unit with Microphone CChair Chairpersons Conference unit classic with Microphone CMic Delegates Conference unit classic with Microphone TMD 01 Conference Microphone electret D9 System cable For detailed operating ...

Page 39: ...nnections see product information Connections see product information Components DCen Central Control Unit DSpark Radio Transceiver Unit DChair Chairpersons Conference Unit with Microphone DMic Delegates Conference Unit with Microphone CChair Chairpersons Conference unit classic with Microphone CMic Delegates Conference unit classic with Microphone DDoc Docking Unit with rechargeable battery Batte...

Page 40: ...Appendix 40 DIGIMIC wireless ...

Page 41: ...g and Transport Tray 9 25 26 27 37 E External Audio signals 17 External power supply 25 35 F Factory default settings 15 16 H Headphone function 22 I Important information 6 Important safety information 7 Indication of battery status 25 L LS INTERN 15 16 31 M Mains cables 6 Microphones 33 Multicolor LED 25 Multi Room operation 30 O Operation in autonomous mode 16 P Power Supply 13 PRIOrity mode 16...

Page 42: ...Appendix 42 DIGIMIC wireless ...

Page 43: ..._______________________________________________________________________ ______________________________________________________________________________________ Company _____________________________________________________________________________ Contact person _________________________________________________________________________ Phone ____________________________________ Fax ___________________...

Page 44: ......

Page 45: ...nal Congress Service AG Auf der Alten Burg 6 D 53639 Königswinter Germany T 49 0 2244 930 0 F 49 0 2244 930 450 www braehler com Event Technology T 49 0 2244 930 232 F 49 0 2244 930 430 E rental braehler com Conference Technology T 49 0 2244 930 0 F 49 0 2244 930 450 E sales braehler com ...

Page 46: ...Phone 49 0 2244 930 0 www braehler com BGE DIGIMIC wireless ...

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