APWPT e.V.

126th AES Munich

AES Convention May 2009

Munich, Germany, MOC Center, May 2009

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126th AES Convention, Panel Discussion

Save Our Spectrum:
'Loss of Spectrum for Wireless Production Tools'

The WRC 07, World Radio Conference 2007, has identified the Spectrum 790 – 862MHz for IMT, International Mobile Telecom.
In Germany more than 630,000 users operate in that spectrum: they need a new home for their activities.

The discussion focused on the alternative spectrum that has to be opened and the transition time that can be expected.
For how long can the quality of wireless production tools be guaranteed?

Get the presentation here [301 KB] (German)

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126th AES Convention, Paper Session P19

Professional Wireless Microphone Systems:
'Current Situation and Upcoming Changes in Regulatory Issues in Europe and USA'
presented by Frank Ernst, Beyerdynamic GmbH & Co. KG, Heilbronn, Germany

Professional wireless microphones have been in use for almost 50 years now. The operation is based on a frequency sharing with TV broadcast transmitters. With the transition to digital TV, this situation changes. Digital TV is more spectrum efficient. After the transition is completed, areas of the spectrum, will be cleared from TV broadcast and will be available for new services. These cleared spectrum areas are referred to as “digital dividend” or white spaces. By the allocation of these bands to other services, valuable resources for the operation of professional wireless microphones will be lost. This presentation will give an overview on the current situation for professional wireless microphones and the upcoming changes with the transition to digital TV.

Get the presentation here [2.544 KB] (English)