Danish Interpretation Systems DCS 6000 User Manual

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Danish Interpretation Systems User ManualManual 01 18 0567563 System description and planning3.1 System overviewDCS 6000 Digital IR is a system for wireless distributionof audio signals via infra-red radiation. It can be used ina simultaneous interpretation system for internationalconferences where multiple languages are used.To enable all participants to understand the proceedings,interpreters simultaneously translate the speaker’slanguage as required. These interpretations aredistributed throughout the conference venue, anddelegates select the language of their choice and listen toit through headphones.The DCS 6000 Digital IR system can also be used formusic distribution (mono as well as stereo).Figure 3.1-A DCS 6000 Digital IR system overview (with DCS6000-system as input)The DCS 6000 Digital IR Language Distribution Systemcomprises one or more of the following:3.1.1 Infra-red transmitterThe transmitter is the core of the DCS 6000 Digital IRsystem. Two types are available:• DT 6008 with inputs for 8 audio channels• DT 6032 with inputs for 32 audio channels3.1.2 Infra-red radiatorsTwo types of radiators are available:• RA 6013 medium-power radiator for small/ mediumconference venues• RA 6025 high-power radiator for medium/largeconference venuesBoth types can be switched between full and half poweruse. They can be mounted on walls, ceilings or floorstands.3.1.3 Infra-red receiversThree multi-channel infra-red receivers are available:• DR 6004 for 4 audio channels• DR 6008 for 8 audio channels• DR 6032 for 32 audio channelsThey can operate with a rechargeable NiMH battery packor with disposable batteries. Charging circuitry isincorporated in the receiver.Note: The charging unit used for charging the receiversfitted with a rechargeable NiMH battery pack as well asthe rechargeable battery pack will not be available beforeyear 2006.3.2 System technology3.2.1 IR radiationThe DCS 6000 Digital IR system is based ontransmission by modulated infra-red radiation. Infra-redradiation forms part of the electro-magnetic spectrum,which is composed of visible light, radio waves andother types of radiation. It has a wavelength just abovethat of visible light. Like visible light, it is reflected fromhard surfaces, yet passes through translucent materialssuch as glass.The infra-red radiation spectrum in relation to otherrelevant spectra is shown in Figure 3.2-A.

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