Wireless audio devices

Scale and scope• $34 billion worth of economic activity was enabled by

wireless audio1

• More than 140,000 Australian’s used or rely on the use of these devices for their employment2

• At least 8 million Australian’s participate each week in wireless audio enabled activities from just the fitness, tertiary, worship, meetings and conventions, and live music sectors3

• 14 million TV viewers each week enjoy content created using wireless audio including sports, news and reality TV

1 and 2, Unthethering the Microphone, Windsor Place Consulting 2010 3 AWAG, from data provided by the respective representative bodies

Wireless audio at EurovisionFrom 1956 to 1979 Only wired microphones only

1980 to 1997 Wired microphones and between 4 and 24 channels of radio mics were deployed. 1998In-ear monitoring (IEM) was added total of 40 ch Mic + 2 ch IEM

1998 onwardsThere is a detailed history of wireless audio deployment at Eurovision Song Contest

2000 Stockholm 48 ch Mic + 16 ch IEM

2002 Tallinn 54 ch Mic + 16 ch IEM

2007 Helsinki 56 ch Mic + 16 ch IEM

2010 Oslo 72 ch Mic + 32 ch IEM

2011 Düsseldorf 82 ch Mic + 40 ch IEM

2012 Baku 104 ch Mic + 40 ch IEM

use of wireless devices for this event has doubled.

Wireless audio spectrum sample -March 2009 Sydney Entertainment Centre62 channels deployed

Wireless audio spectrum sample -March 2009 Sydney Entertainment Centre

Digital Divided Spectrum

62 channels deployed

Wireless audio spectrum sample -March 2009 Sydney Entertainment Centre

Digital Divided SpectrumBlock E

62 channels deployed

Wireless audio spectrum sample-March 2009 Sydney Entertainment Centre

Digital Divided Spectrum Restricted for TV broadcast

62 channels deployed

Block E