DS800 Manual
Contents
1. Stage Box Recording Truck Note Pin 1 on isolated outputs is not connected in DS800 H Bussing Option In a standard factory supplied form the DS800 is set up so that each of it s 8 Inputs is connected to it s corresponding output drive section which effectively has 4 outputs two isolateds FOH and MON Jumper links that are assessable internally are provided that enable this configuration to be changed For example the DS800 could be configured as a 2 Input device where each input is effectively driving 16 outputs Normally set with links N in and B out OUTPUT OUTPUT OUTPUT OUTPUT OUTPUT OUTPUT OUTPUT OUTPUT MON FOH 1501 1502 MON FOH 1501 1802 MON FOH 1501 ISO2 MON FOH 1501 1502 MON FOH 1501 1502 MON FOH 1501 1502 MON FOH ISO ISO2 MON FOH 1501 1502 DS800 Page 9 By swapping the jumper links numerous configurations are possible Shown below are two possible set ups OUTPUT DRIVE 1 OUTPUT DRIVE 2 OUTPUT DRIVE 3 OUTPUT DRIVE 4 OUTPUT DRIVE 5 OUTPUT DRIVE 6 OUTPUT DRIVE 7 OUTPUT DRIVE MON FOH 1801 1802 MON FOH 1801 1802 Link Format MON FOH 1801 1802 MON FOH 1801 1802 MON FOH 1801 1802 MON FOH 1801 1802 4 input 8 outputs per MON FOH 1801 1802 MON FOH 1801 1802 i a d MON FOH 1801 1802 Link Format2. v Se lt I OUTS OUT4 OUTS OUT2 1 INS N7 N6 IN 5 N4 2 IN 1 MARS NS ESL 50 60Hz t VWV 2 WI 7 4 7e Ee FOH FOH FOH FOH FOH WARNING THIS EQUIPMENT MUST EARTHED CAUTION SHOCK HAZARD DO NOT REMOVE COVERS RISQUE DE CHOC ELECTRONIQUE NE PAS OUVRIR MANUFACTURED IN THE U K XTA ELECTRONICS 1 MON XLR monitor output normally connected to the monitor desk The remote controlled pad is controlled from this output by sensing 48V phantom power 2 FOH XLR Front Of House output normally connected to the front of house desk 3 Input XLR multifunction input accepts dynamic and condenser microphones and line level inputs 4 Solo Bus Out XLR used for multiple unit applications normally connected to the Solo Bus In XLR of the unit above in the rack When configured in this way the headphones can be inserted into the top unit giving the ability to listen to any channel in the system 5 Solo Bus In XLR used for multiple unit applications normally connected to the Solo Bus Out XLR of the unit below in the rack See 4 above 6 Mains Inlet combined IEC inlet fuse and power switch DS800 Page 6 Block Diagram 48V PHANTOM 48V nm 6 1 gt MIC LINE 9420 10 GAIN 10dB REMOTE PAD LED 4 LISTEN
3. Transformers available Due to continuing product improvement the above specifications are subject to change DS800 Page 11 Warranty This product is warranted against defects in components and workmanship only for a period of one year from the date of shipment to the end user During the warranty period XTA will at it s discretion either repair or replace products which prove to be defective provided that the product is returned shipping prepaid to an authorised XTA service facility Defects caused by unauthorised modifications misuse negligence act of God or accident or any use of this product that is not in accordance with the instructions provided by XTA are not covered by this warranty This warranty is exclusive and no other warranty is expressed or implied XTA is not liable for consequential damages DS800 Page 12
4. 1 of 8 Channels Shown Es SOLO BUSS HEADPHONE LEVEL HEADPHONE SOCKET DS800 Page 7 Grounding The DS800 has a direct connection between Pin 1 of the Input XLR s Front of House XLR s Monitor XLR s and the IEC mains inlet earth terminal Under No circumstances should the mains ground be removed from the DS800 The transformer isolated Output XLR s have their Pin 1 s not connected To avoid ground loops and noise it is recommended that the following precautions be observed 1 All equipment connected to the DS800 should be balanced Any equipment that is not balanced should be interfaced via a suitable balancing system e g D I box or balancing transformer 2 Use high quality screened cable and multi core cable throughout the system 3 Run all the power for back line monitor position front of house control and the DS800 from a star point single phase Cooling If you mount several DS800 s in a rack Please fan cool the rack with a minimum of one fan 35CFM per 6 DS800 s blowing air into the rack positive pressure This will extend the life and the reliability of the units The DS800 has been specifically designed to reside in an enclosed positive pressure rack so that cool air forced into the back of rack migrates though the units and exits via the front panel slots DS800 Page 8 System Wiring System wiring FOH Console Lift any necessary screens between stage box and source
5. MON 1801 1502 MON FOH 1801 FOH 1801 1602 MON FOH 1801 1802 1 to 16 outputs 1 input to 12 outputs 1 input to 4 outputs MON FOH 1801 1802 MON 1801 1602 DS800 Page 10 Specifications Inputs Impedance microphone Impedance Line CMRR Outputs FOH MON Isolated Feeds Source Imp Min Load Max Level Gain Headroom meter Frequency Resp Equivalent Input Noise 20Hz 20kHz Unweighted Distortion Connectors Inputs Outputs FOH Outputs MON Isolated Outputs Power Power Consumption Weight Size Options 8 electronically balanced 2k ohms 10k ohms 280dB 1kHz 8 electronically balanced 8 electronically balanced 16 Transformer balanced 2 5kVAC for 1 min isolation 80ohms 600 20dBm into 600 ohm load 10dB 20dB 30dB 40dB or 50dB via 5 position switch 5 point LED 0 6 12 18 30dB below clipping 0 5dB 20Hz 20kHz 10dB Gain 112dBm 20dB Gain 117dBm 30dB Gain 120dBm 40dB Gain 120dBm 0 0196 1kHz 4dB output 3 pin female XLR Pin 1 Gnd Pin 2 Hot Pin 3 Cold 3 pin male XLR Pin 1 Gnd Pin 2 Hot Pin 3 Cold 3 pin male XLR Pin 1 Gnd Pin 2 Hot Pin 3 Cold 3 pin male XLR Pin 1 N C Pin 2 Hot Pin 3 Cold 3 pin IEC 80 to 250VAC 50 60Hz 40 watts 8 1kg Net 9 5kg Shipping 3 5 2U 19 12 2 88 482 312mm excluding connectors
6. Important Safety Information Do not remove Covers No user serviceable parts inside refer servicing to qualified service personnel This equipment must be earthed CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN DO NOT EXPOSE TO RAIN OR MOISTURE ATTENTION RISQUE DE CHOC ELECTRIQUE NE PAS ENLEVER NE PAS EXPOSER A LA PLUIE NI A L HUMITE It should not be necessary to remove any protective earth or signal cable shield connections Do not defeat the purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wider blade and the third prong are provided for your safety When the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet Only use this equipment with an appropriate mains cord In the USA the cord should comply with the requirements contained in the Standard for Cord Sets and Power Supply Cords UL 817 be marked VW 1 and have an ampacity rating not less than the marked rating of the apparatus DS800 Page 2 Thanks Thank you for choosing the XTA DS800 for your application Please spare a little time to read this manual so that you obtain the best possible performance from this unit All XTA products are carefully engineered for world class performance and reliability If you would like further information about this or any other XTA prod
7. DS800 Mic Line Distribution System Operators Manual XTA Electronics Ltd The Design House Vale Business Park Worcester Road Stourport on Severn Worcs DYI3 9BZ England Tel 01299 879977 Intl 44 1299 879977 Fax 01299 879969 Intl 44 1299 879969 Web http www xta co uk xtd XTA Electronics Ltd 10 2000 if you have any comments or suggestions about this manual please contact XTA at the address above or email manuals xta co uk Contents Important Safety 2 ME EET 3 DS800 ee eh e get cob exte tede iiu aut 3 troduction uidet me ERE t RR t nt RN mes 4 Front Panel Eurictioris o Iona eee 5 Rear Panel Functions niii diede glide edd de epe ond de edd a enda e tnde pide 6 Block Diagram nn eia niet dicia d 7 m 8 PM EE 8 System WiINng M 9 BUSSING OPVO ASA 9 SPECIICATIONS rrera LEER 11 Warranty E E A A ia 12 with the following European international Standards for C 4 An example of this equipment has been tested and found to comply Electromagnetic Compatibility and Electrical Safety Radiated Emissions EU 55013 1 1996 RF Immunity EU EN55103 2 1996 RF Immunity ESD Burst Transient Surge Dips amp Dwels Electrical Safety EU EN60065 1993
8. and reliability The XTA DS800 Mic Line Distribution System is a high quality active distribution splitter unit containing eight channels of processing in 2U of rack space Each channel features one actively balanced input and a total of four outputs two of which are individually actively balanced and normally connected to Front Of House and Stage Monitor consoles The two remaining outputs are transformer isolated and located on the front panel of the unit These are typically used as broadcasting or recording feeds A maximum of 50dB gain is available via the five position Gain Switch This allows sufficient gain to be applied to low level signals such as dynamic microphones to avoid the poor noise performance often associated with active mic splitters Phantom power 48VDC is provided and is switchable to each input by selecting Phantom Power on the front panel The 05800 is designed to reduce system grounding problems please refer to the System Grounding section further on in this manual for more information DS800 Page 4 Front Panel Functions A Se NI LATED OUTPUTS PIN 1 AL 1 Isolated Outputs two identical transformer balanced outputs featuring high voltage isolation for use as broadcast or recording feeds or wherever independent outputs are required These connections
9. are wired as follows Pin 1 No Connection Pin 2 Hot Pin 3 Cold 2 As Above 3 Gain Switch sets the channel gain to 10dB 20dB 30dB 40dB or 50dB See Mic Line switch below 4 Mic Line when in the Line position the input is padded by 20dB and the input impeadance changes to 10k Ohms 5 48V when selected applies 48V phantom power to the input XLR for condenser microphones or D l boxes The LED is lit when active 6 Meter 5 segment level meter showing the level below clipping Note the red LED lights up 6dB s below actual clipping with a sine wave T Listen when selected the channel will be summed on to the Solo bus which is routed to the headphone socket and Solo Out XLR 8 Pad 10dB indicates 48V phantom power detected on the output Mon XLR which will automactically switch in a 10dB pad on the channel 9 Headphone Level controls the level of the headphone output 10 Headphone Socket 11 Power power indicator DS800 Page 5 Rear Panel Functions POWER CAUTION FOR SOLO BUSS DO NOT EXPOSE TO RAIN OR MOISTURE CONTINUED IN OUT MON MON MON MON MON MON MON MON PROTECTION AGAINST p RE e n en BN x 7 FIRE REPLACE ONLY CNN VI FO f S 2 WITH SAME TYPE j mme 1 250V FUSE recon NN O0 UN SZ p
10. uct please contact us We look forward to helping you in the near future XTA Electronics Ltd Unpacking the DS800 After unpacking the unit please check carefully for damage If damage is found please notify the carrier concerned at once You the consignee must instigate any claim Please retain all packaging in case of future re shipment DS800 Page 3 Introduction As the need for multiple feeds has evolved with the increase in simultaneous broadcast and recording of live concerts so too have the performance expectations of both engineers and customers alike The considerable signal quality cost associated with traditional passive splitter systems due to multiple loads and long cable runs is now widely recognised Microphones often encounter very difficult and unpredictable loads with impedances well below their design specifications The result of all these parallel connections is an obvious degeneration in sound quality and a lack of level Although active splitters should and often do solve these problems they usually introduce more of their own With insufficient headroom to handle line level signals or keyboards and poor noise performance most devices simply do not provide the ideal solution Often grounding problems are also encountered The DS800 Mic Line Distribution System has been carefully engineered to overcome the limitations and problems of conventional splitters and provides a new level of performance
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