Grundig Digital Radio manual Disclaimer

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DISCLAIMER

The information in the World Broadcasting Unions Technical Committee (WBU-TC) Digital Radio Guide is for general information purposes only. While the WBU makes every effort to provide content that is correct, accurate, and timely, the WBU makes the Digital Radio Guide and its content available without warranties of any kind. The WBU does not control or guarantee the accuracy, relevance, timeliness or completeness of this information. Further, the inclusion of references and links to particular items in the Digital Radio Guide are not intended to reflect their importance, nor is it intended to endorse any views expressed or products or services offered on these outside references, or the organization sponsoring them. The information provided in this guide have been prepared for convenience of reference only. ALL DOCUMENTS AND INFORMATION IN THE WBU-TC DIGITAL RADIO GUIDE ARE NOT INTENDED FOR REDISTRIBUTION IN ANY WAY, SHAPE OR FORM. THE CONTENTS OF THE WBU-TC DIGITAL RADIO GUIDE (INCLUDING ITS DESIGN AND ELEMENTS) AND ANY PUBLICATIONS ARE THE PROPERTY OF THE WBU AND/OR THE SUPPLIER AND MAY NOT BE REPRODUCED, REDISTRIBUTED, OR USED IN WHOLE, OR IN PART, WITHOUT THE PRIOR WRITTEN CONSENT OF THE WBU AND/OR THE SUPPLIER.

The WBU makes every effort to abide by the agreement(s) outlined by third party providers for their content. Unless specifically informed of any changes to user agreements, the content shall remain in the Digital Radio Guide with the understanding that the original agreement(s) (dated up to April 2007) have remained in tact and unaltered in any way. The provider of the third party content is responsible for contacting the WBU directly if any agreement(s) are altered in any way. The WBU will not be held responsible if the content provider fails to contact the WBU regarding changes to the agreement(s). Reproduction of any aspect of the Digital Radio Guide or its contents in any way, shape or form is strictly prohibited without the explicit written consent of the WBU and/or the content provider.

Copyright © 2007 World Broadcasting Unions Technical Committee. All rights reserved.

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Contents Page Page Foreword Page Table of Contents Appendix C Glossary of Acronyms Introduction What is Digital Radio? Terrestrial in service date Satellite Service date Digital Radio SystemsDRM+ Why Digital Radio? DRM Digital Radio Mondiale Terrestrial Transmission SystemsOverall design Brief Description of the DRM SystemDistribution Interface DRM Source Encoding and Decoding Audio Source CodingDRM Source Decoding Channel coding and modulation Over the air Transmitter Considerations4 DRM+ System Development DAB EurekaPrincipal Advantages and Challenges System DescriptionChallenges Belgium DAB Development Worldwide asCanada DenmarkGermany FranceItaly SingaporeSpain South KoreaSweden SwitzerlandUnited Kingdom Main System Features Eureka 147 Main System FeaturesInfrastructure Requirements Synergies with Other SystemsSynergies with Digital Radio Mondiale DRM Future Developments of DAB Synergies with Digital TelevisionDAB-Based Multimedia Broadcast Systems DMB T-DMB IP over Enhanced Packet Mode DAB-IPGerman DXB Project Enhanced Audio Codec, DAB+ DAB as carrier of multichannel audioDigital Radio Guide Terrestrial Transmission Systems DAB Types of Receivers Conceptual diagram of the outer coder and interleaverIn-Car Receivers In-Home ReceiversHandheld Receivers PC ReceiversJVC List of manufacturers and their DAB productsTeac Overview Japans Digital Radio Broadcasting ISDB-TSBMethods Audio encoding systemMultiplexing System Error correction systemTransmission channel encoding system Modulation method Transmission bandwidthsHierarchical transmission and partial reception Data Segment SpectraPage Parameter restrictions in connected transmission Example of connected transmission three TS’sInformation bit rates for the triple-segment transmission*5 Transmission capacitiesReceivers CharacteristicsTrial receivers Overview of ServicesReceivers expected Multiple voice broadcastingDownload service experiment Outlook for the FutureBroadcasting of simplified moving images IBiquity HD Radio System HD Radio AM and FM Receivers HD Radio Standards ActivityTypical HD Radio Automobile Receivers HD Radio System Technical Design OverviewMain Program Service MPS Core ServicesStation Information Service SIS Advanced Application Services AASWaveforms and Spectra Hybrid WaveformFM Extended Hybrid Waveform FM All Digital Waveform 12 Hybrid AM HD Radio system spectrum allotment HD Radio Subsystems13 Functional Block Diagram of HD Radio System RF/Transmission System Receiver SystemsFeatures Common to North American Digital Radio Systems Sound QualityMultipath Resistance Audio Quality Ratings Frequency ResponseMpeg AAC Infrastructure Requirements Licensees Deployment StatusIssues related to Terrestrial Systems Spectrum AvailabilityCase Study Allocations in Region DAB DVB-T 18 RRC-06 planning area19 T-DAB coverages in Band Entries HD Radio Iboc Implications of SimulcastingDRM Digital Radio Mondiale CoverageDigital Radio Guide Terrestrial Transmission Systems Issues Satellite Transmission WorldSpace ITU-R System DBroad Picture WorldSpace Coverage Map Transmission Footprints WorldSpace Up-link Coverage JVC Sirius Satellite Radio / XM Satellite Radio Sirius Overview Sirius Sdars Delivery System Raan Sirius ConstellationSirius Ground Track TT&C Deployment StatusContinental US Satellites Ground RepeatersMobile Broadcasting Corp. and TU Media Corp. ITU-R System E Internet Radio IR IntroductionBringing Radio to the Internet Internet Radio peculiarities Internet Radio as a complement to established radio services Internet-only stations IR Portals and Music Portals Streaming technology for radio servicesDistribution networks Server-clientP2P networks WiMAX MulticastingPodcasting Internet Radio terminals and playback devicesInternet Radios relation with the traditional radio Measuring audience Digital Radio Guide Internet Radio Case studies 10.1 VRTVirgin Radio Swedish Radio multichannel audio distribution Summary and ConclusionsBeethoven Some Important Radio PortalsLaunch Music on Yahoo Launch.yahoo.com LiveRadio VH1 IM TuningLast FM MTV RadioSHOUTcast Some Sources for the Digital Radio Guide Etsi Cenelec IEC Digital Radio Guide Sources Major System Features Appendix a The Eureka 147 System System DescriptionOverview Table A.1 Eureka 147 Transmission Parameters Modes of OperationIII Data CapacityNumber of audio services in a multiplex Data ServicesSpectrum Issues Eureka 147 Channel Plans Table A.2 Example of possible number of programsAudio Quality ITU DSB Handbook Planning ParametersPropagation Properties VHF BandBand 1452-1492 MHz Multimedia Object Transport MOT Recent system developmentsDynamic Label Broadcast Website Slide ShowElectronic Programme Guide EPG Etsi DAB Virtual Machine DAB JavaDAB Receiver Interfaces Conditional AccessSBR Layer File caching in the receiverTopNews Tpeg transport in DAB IP datacasting in DABTable A.3 Etsi Standards relating to Eureka Advanced demodulation technique for CofdmNumber Title Third EditionGSM / Pstn / Isdn / Dect Table A.4 Receiver Standards for Eureka Receiver StandardsReference Title ITU Publications and RecommendationsAppendix B Relevant World Wide Websites BBC DABNasb 111 Glossary of Acronyms Drdb DRBDRM DRPIfpi IeeeISDB-TSB ITUPAD P2PPDA PNGTdma TDMTMC TmccDisclaimer

Digital Radio specifications

The Grundig Digital Radio represents a significant advancement in radio technology, combining aesthetics, functionality, and a user-friendly interface. As a pioneer in the audio and electronics industry, Grundig has successfully integrated modern digital capabilities into its traditional radio design, appealing to both nostalgic listeners and tech-savvy users.

One of the standout features of the Grundig Digital Radio is its versatility in reception. With DAB+ (Digital Audio Broadcasting) technology, users can enjoy a wide array of radio stations with superior sound quality, free from the hiss and interference commonly associated with analog broadcasts. The inclusion of FM and AM bands ensures that listeners are not limited, providing access to local stations that may not yet have transitioned to digital.

The Grundig Digital Radio is designed with ease of use in mind. Its intuitive interface, often featuring a clear LCD display, allows users to navigate through stations and settings effortlessly. Many models also include a built-in tuner that automatically scans and presets available stations, simplifying the setup process. For those who appreciate personalization, some variants come equipped with customizable presets, allowing users to save their favorite stations for quick access.

Portability is another key characteristic of the Grundig Digital Radio. Many models are lightweight and come with built-in handles, making them ideal for on-the-go listening, whether it's in the garden, on the beach, or during a picnic. Battery options, alongside mains power, ensure that users can take advantage of their radios wherever they choose.

In terms of sound quality, Grundig utilizes advanced audio technologies to deliver rich and clear sound. Enhanced bass responses and treble controls allow users to fine-tune their listening experience to match their preferences. Furthermore, many models feature additional inputs, such as AUX and USB ports, enabling users to connect their smartphones or other devices, expanding their audio options.

Other notable characteristics include built-in alarms and timers, which make the Grundig Digital Radio a versatile companion for daily routines. Some models even support Bluetooth connectivity, allowing for seamless streaming from a variety of devices.

In summary, the Grundig Digital Radio embodies the perfect blend of traditional radio appeal and modern digital technology, offering versatility, ease of use, superior sound quality, and portability to meet the diverse needs of today’s listeners. Its well-thought-out features and user-friendly design make it an excellent choice for anyone looking to enhance their audio experience.
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