Building a Digital Community Radio Service, Digital Radio Summit 2012
1. Kanal Plus Presentation
Building a Digital Community
Radio Service
Ulrik Brinck
15 February 2012
Digital Radio Summit 2012 Geneva, Switzerland
2. Digital community radio service
• Background
• How we see radio
• Our approach to digital radio
• How we did it
• Assembling a multiplex
• How we see the future
• Questions
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3. Background
• Kanal Plus FM community radio since 1989
• Politicians discuss closing the FM band
• 13 digital radio blocks for regional and local stations
• Costs and coverage excessive for community radio
• Experience from digital TV switch-over scary
Former analogue community TV transmitters.
Map: Google Maps.
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4. Background
• Kanal Plus FM community radio since 1989
• Politicians discuss closing the FM band
• 13 digital radio blocks for regional and local stations
• Costs and coverage excessive for community radio
• Experience from digital TV switch-over scary
Planned regional DAB MUX.
Map: IT- og Telestyrelsen
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5. What to do…
• Need for smaller coverage area
• Commercial digital radio equipment costly
• Search for affordable solution
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6. …and how we did it
• CRC mmbTools test transmission software
• Off-the-shelf USRP and RF hardware
• Standard band III transmit antenna
• EUR 20.000 total investment
• Neighbouring community stations joined multiplex
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7. Preliminary conclusions
• One DAB+ transmitter can replace all FM community
radio transmitters in Copenhagen
• Investment with 43 time-share stations: EUR 500 each
• More than twice the present FM air time
Community FM transmitters in Copenhagen.
Map: Google Maps
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8. The future as we see it
• Build on experience from the Kanal Plus trial
• Allocate local frequency blocks for community radio to
complement existing frequency plan
• Affordable non-SFN transmitters
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9. Thank you for your attention
• Contact me
Ulrik Brinck ulrik@kanalplus.fm
• Internet resources
www.kanalplus.fm
www.lokalradiodab.dk
mmbtools.crc.ca
www.opendigitalradio.org
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10. Questions
www.kanalplus.dk
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