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Opendigitalradio.org

Open techniques for Digital Radio Broadcasting

Background Open digital broadcasting techniques based on software defined radio. Digital radio transmission and development must also become democratized for experimenters and small broadcasters. Opendigitalradio.org is about creating a community for documenting and exchanging experimentations and gather information about existing projects. Please read Introduction for more information. News: Some people have started to develop an open driver for the RTL2832u chip, making it the lowest cost open SDR platform ever seen. Live DAB+ test transmission in Geneva during the EBU Radio Week 2012 with 100W ERP "DAB+ for local/community radio" presentation for Unikom radios in Switzerland Older news

DAB/DAB+ transmission Introduction on DAB/DAB+ DAB/DAB+ encoding: MPEG Layer II or HE-AAC encoding, slideshow encoding DAB multiplexing: putting together DAB/DAB+/DMB programs DAB modulation: create the baseband COFDM modulation DAB hardware: software radio peripheral, filtering, amplification Real cases, examples Presentation and demonstration of the full open source DAB transmission solution at 2010 WorldDMB General Assembly in Belfast First licensed open dab transmission for Label Suisse Festival 17-19 September 2010 Lausanne. Demonstration of open source digital transmission chain at IBC, Stand 10.D21 (EBU), 10-14 September 2010 DAB scripts examples How to install CRC DAB+ transmission chain from scratch in Ubuntu 11.04 DAB+ script and infrastructure used for Kanal Plus ensemble in Denmark How to install latest version of gnuradio with CRC MMBtools live CD

Other digital systems, transmission and reception DRM/DRM+ Digital Radio Mondiale, digital radio system for AM bands (LW, MW and SW) and all VHF bands (Bands I and II standardised, Band III confirmed working). FM RDS transmission (not really a digital system except RDS ;) DAB reception (Openmokast and others) Crazy techniques using a VGA card as radio peripheral Coverage planning

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