Digital World Traveller - Coding Technologies
Contents
1. N DO UV SIWN gt Nea a a a dai _ _ _di e _ di 0 OO AN Do I DK DONA O Reception mode selector Stereo Mono indicator Radio frequency display Radio frequency search Setup button About button Station indicators Station memory buttons Clock Local UTC Volume control slider Mute button DRM expert mode switch DRM text message box DRM synchronization indicator DRM service description indicator DRM audio service indicator DRM service component indicator Stereo Mono switch DX Local attenuator control switch RF level indicator Copyright by Coding Technologies GmbH The Digital World Traveller DRM Expert Screen 21 22 DW Julich Germany Ho language specified Information audio AAC mono 14 0 kbps Text 80 bps no service no service no service 90909090393 af 000009 RF Level ALLA IF Level 23 24 21 DRM RF IF spectrum display 22 DRM service information box 23 DRM RF level indicator 24 DRM IF level indicator 1 Reception mode buttons The reception mode buttons allow switching between digital DRM reception and analog FM AM reception Additionally tte DRM button selector provides access to four separate levels of the station memory buttons see 8 station memory buttons allowing you to store 32 DRM channels total The respective level is indicated by up to four orange LEDs inside the button one LED for level 1 and four LEDs for level 4 Toggle2. Started with Digital World Traveller PC Software Installation Important Administrator privileges are required to install the software package Please complete the following steps before attaching your Digital World Traveller to the PC Insert the installation CD into the optical disc drive If you have a previously installed version of the Digital World Traveller software on your system and have downloaded a new version from Coding Technologies web site please proceed exactly as described below You do not need to uninstall any previous versions of the software Execute the Setup DigitalWorldTraveller_1 0 12 exe from the installation CD or from your download directory The following screen will appear Digital World Traveller 1 0 12 Setup Bi Oj x Welcome to the Digital World Trayeller 1 0 12 Setup Wizard This wizard will guide you through the installation of Digital World Traveller 1 0 12 It is recommended that you close all other applications before starting Setup This will make it possible to update relevant system files without having to reboot your computer Click Next to continue Digital World Traveller User s Guide as of software version 1 0 12 Click Next The Version Information screen displays a list of components to be installed Click Next The End User License Agreement screen will appear Digital World Traveller 1 0 12 Setup Ioj x License greement Please r
3. coding Lyf Digital World Traveller technologies Radio receiver for Digital Radio Mondiale AM and FM broadcasts Overview Dear customer Thank you for purchasing a Digital World Traveller The Digital World Traveller is a small universal and easy to use mobile radio receiver for reception of Digital Radio Mondiale DRM broadcasts the new standard for digital broadcasting below 30 MHz It also supports analogue broadcasts in the FM and AM bands The Digital World Traveller consists of a receiver box which is connected to a Notebook PC over USB and a software to control the receiver box and to perform the decoding of the DRM broadcasts The software controls all functions of the Digital World Traveller and allows the storage of up to 8 stations for each frequency band In the DRM mode the software indicates the available service components and text messages of a DRM broadcast An expert mode window provides additional information about the service components and also displays the spectrum of the received signal By attaching the CE symbol to the product the manufacturer is confirming The receiver box is powered over the USB interface so no external that its product conforms to the requirements corresponding with the EU power supply is required guidelines applicable for the product in particular that all safety require ments have been met In addition the observance of the applicable stan dards is documented in the form o
4. ecoded the information contained in the service description channel SDC After decoding the SDC the Digital World Traveller has all information necessary to begin decoding of the DRM program 16 DRM audio indicator This indicator highlights as soon as the Digital World Traveller software decodes audio information contained in a DRM broadcast signal 17 DRM service component indicator Each DRM program may contain up to four service components These service components can contain audio text or multimedia information The DRM service component indicator field lists the service components included in a DRM broadcast 18 19 20 21 22 23 24 Stereo Mono switch This switch allows switching a stereo program to mono playback DX local attenuator control switch This switch allows attenuating strong broadcast signals in order to avoid overmodulation Try this switch to increase reception quality either for long distance or local broadcasts RF level indicator This indicator displays the strength of the received broadcast signal DRM RF spectrum display This display shows the currently received DRM signal The waveform of the signal green should be stable recognizable clear without too much of fading The Signal to Noise Ratio SNR in the upper right corner of the display should not be lower than 13 dB to ensure proper DRM decoding DRM service component information box This box displays additional i
5. eview the license terms before installing Digital World Traveller 1 0 12 Press Page Down to see the rest of the agreement End User License Agreement for the Digital World Traveller Software of Coding Technologies GmbH CT IMPORTANT READ CAREFULLY BEFORE CONTINUNG WITH THE INSTALLATION This End User License Agreement applies to the Coding Technologies Digital World Traveller software product you are about to install which includes computer software and the pertinent documentation in printed or machine readable electronic form For the protection of our intellectual property we are compelled to make the use of the software product contingent upon the terms and conditions of this EULA By clicking on gt If you accept the terms of the agreement click the check box below You must accept the agreement to install Digital World Traveller 1 0 12 Click Next to continue queseesesaezaeieaezesneeanaezzenaenaeneeneazanaze ze nesneeneazenaseze nea sa sane nananana na ene n zena nea zena A TT Goding Technologies lt Back Cancel Please read the license terms before installing the Digital World Traveller software Accept the terms in the licensing agreement by checking the box Click Next In the next screen choose an install location Default is c program files DigitalWorldTraveller recommended Copyright by Coding Technologies GmbH Click Next In the next screen select the Start Menu s Folde
6. f a written CE conformity declaration Digital World Traveller User s Guide as of software version 1 0 12 1 Copyright by Coding Technologies GmbH What is Digital Radio Mondiale Included in delivery Digital Radio Mondiale DRM is the brand new highly innovative system standard for digital broadcasting in short wave medium wave and long wave Besides providing near FM quality audio the DRM system has the capacity to integrate data and text Unlike digital systems that require a new frequency allocation Installation CD with the Digital World Traveller software radio DRM uses existing AM broadcast frequency bands The DRM and the user manual this document signal is designed to fit in with the existing AM broadcast band plan based on signals of 9 kHz or 10 kHz bandwidth Your Digital World Traveller includes The Digital World Traveller receiver box USB cable Wire antenna Connections Limited bandwidth and the critical transmission conditions of the AM channels place highest demand on an appropriate audio codec The selection of aacPlus for the new DRM digital broadcasting system demonstrates impressively the benefits of combining high coding efficiency with error robust ness for transmission over difficult aacPlus channels Thus DRM incorporates aacPlus as the ideal solution for maximum coding efficiency Headphones USB Control LED Wire Antenna Loop Antenna 1 2 3 4 5 Getting
7. he station indicators display the station the Digital World Traveller is currently tuned to 8 Station memory buttons The station memory buttons are multifunctional buttons allowing to quickly access a formerly saved radio station Tune into a certain station Right click a station memory button you want to save the station to A window will pop up Store Station d i x Slot DRM slot 4 old label Di aertachtal 6180 Copy received label store label For DRM reception the program name will automatically be included Edit the label if required Press Store The station has now been stored to the respective station memory button 9 Clock local UTC The clock automatically displays Universal Time Coordinate UTC depending on the system clock 10 Volume control slider Use the volume control slider to increase or decrease the audio output volume 11 Mute button Use the mute button to mute the audio output 12 DRM expert mode switch This switch allows switching the expert screen on and off 13 DRM text message box This box displays text messages that are transmitted along with the currently received service 14 DRM synchronization indicator This indicator highlights as soon as the Digital World Traveller software synchronizes to a DRM broadcast signal 15 DRM service description indicator This indicator highlights as soon as the Digital World Traveller software has d
8. nformation of the respective service component e g bit rate of the audio bit stream or text information the codec in use or the service language DRM RF level indicator This indicator displays the strength of the received DRM broadcast signal DRM IF level indicator This indicator displays the strength of the intermediate frequency of the received DRM signal DRM AM FM RF UTC DX SNR USB PC LED SDC Digital Radio Mondiale Amplitude Modulation Frequency Modulation Radio Frequency Intermediate Frequency Universal Time Coordinate Long distance reception Signal to Noise Ratio Universal Serial Bus Personal Computer Light Emitting Diode Service Description Channel Maintenance Advice Do not use your Digital World Traveller at temperatures below 0 C or above 50 C Protect your Digital World Traveller from moisture and dust Do not open your Digital World Traveller housing This will invalid the warranty General note the reception quality of radio broadcasts below 30 MHz especially short wave reception depends on several factors like time of the day weather conditions electromagnetic pollution etc This holds true for analog but certainly also for digital broadcasting For digital reception the Signal to Noise Ratio SNR is being displayed in the expert screen press the expert mode button in the main screen of the Digital World Traveller software radio The SNR should be at least 13 dB Q i
9. nstalled and already successfully used my Digital World Traveller however at next start up it won t work A Please change the USB port on your computer to the one you used during installation Windows assigns USB drivers to the respective USB ports separately Q After installing a new version of the Digital World Traveller software radio my previously stored stations are not available anymore Did they got lost A No The Digital World Traveller software radio stores the stations in a file named stations cfg From version 1 0 0 12 the software is capable of storing the stations for every single user of your system If you do not find your previously stored stations copy your old stations cfg file located in C Program Files DigitalWorldTraveller into the new directory which is C Documents and Settings lt your user name gt My Documents Digital World Traveller and replace the stations cfg file to be found here Q During installation get a plug and play error after connecting the Digital World Traveller to my PC What can do A Please restart your computer and repeat the installation process as described above The problem should not occur a second time If it does disconnect the Digital World Traveller exit the Digital World Traveller software radio and run the installation program again Antenna jack pin assignments Supported DRM Modes Wire antenna jack The DRM Receiver currently supports the f
10. ollowing DRM modes Channel coding and modulation All channel coding and modulation modes specified in the DRM specification including All code rates EEP and UEP Standard and Hierarchical modulation SM HMSym and HM Mix aa r Both MSC constellations 64QAM and 16QAM Both SDC constellations 16QAM and 4QAM Long and short cell interleavers Transmission structure All robustness modes A B C and D Spectral occupancies 4 5 5 9 10 KHz Loop antenna jack Source Coding aacPlus AAC SBR mono parametric stereo stereo HVXC and CELP speech coding and SBR for speech coders Interfaces Antenna input for loop and wire antennas switchable by software Headphones output USB interface for connection to PC Dimensions LxWxH 11cemx6cmx3cm Weight 110 g receiver box only System requirements Windows 2000 Windows XP Home Edition and Professional Pill or equivalent clock rate at least 500 MHz 25 MB free hard disk space Contact Coding Technologies GmbH Deutschherrnstrasse 15 19 90429 Nurnberg Germany www codingtechnolgies com drmrx codingtechnologies com drmrx support codingtechnologies com Copyright note Coding Technologies aacPlus and Digital World Traveller are registered trademarks For copying this manual even by extract an explicit written permission of Coding Technologies GmbH is required
11. r in which you would like to create the program s shortcuts Default is Digital World Traveller recommended Click Next The next screen prompts you to install the USB device driver for your Digital World Traveller CW Digital World Traveller 1 0 12 Setup E x Click Yes The next screen prompts you to plug your Digital World Traveller in the USB port Digital World Traveller User s Guide as of software version 1 0 12 is uachHt 1 7 Setup Installing a 9 olx Delete file CADOCUME 1 mos LOCALS 1 Temp UACGUID exe IIIII IL Show details Please Insert the USB Connector and wait until Windows driver are loaded DK Plug the Digital World Traveller into the USB port of your PC wait until Windows driver are loaded and click OK The USB device driver will be installed When the USB device driver installation is completed click Close Click Finish to complete the PC software installation You have now successfully installed your Digital World Traveller software radio Copyright by Coding Technologies GmbH p 4 Usage of Digital World Traveller Important before starting the Digital World Traveller Software radio plug the Digital World Traveller receiver to the USB port of your PC The Digital World Traveller Main Screen 20 19 18 17 13 12 Digital World Traveller User s Guide as of software version 1 0 12 11 10 oOo
12. through the separate levels by repeatedly clicking on the DRM reception mode button 2 Stereo Mono indicator The stereo mono indicator displays the channel configuration of the received radio program 3 Radio frequency display The frequency display is a multifunctional field allowing to quickly enter a frequency numerically Double click highlights all frequency digits To enter a new one simply type the new frequency and press Enter Single click activates the cursor Change single digits and press Enter 4 Radio frequency search The radio frequency search allows automatically scanning of the spectrum in the FM reception mode upwards and downwards In DRM and AM reception mode it allows to step in 1 kHz steps through the spectrum 5 Setup button The setup allows specifying input and output device and type of antenna in use Choose e g USB audio device Digital World Traveller in the output option to determine whether the Digital World Traveller audio output or the build in audio sound card is used for playback Choose Wire or Loop antenna according to the antenna type you are using Choose Wire for the antenna included in your package Setup OO x Input Device USE Audio Device Output Soundcard Antenna DAMMAM Loop Wire 6 About button The about button displays company information and a link to the DRM live broadcast schedule in the Internet 7 Station indicators T
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