Changes to regulations mean wireless mics that currently use radio waves in the 694–820 megahertz (MHz) range are no longer permitted to be operated from 1 January 2015.
From 1 January the 694–820 MHz range will be used to deliver advanced 4G mobile broadband services and wireless mics users need to be ready. Wireless mics that currently use radio waves in the 694–820 MHz range must be retuned (if retuning is possible) or upgraded to allow operation in a different band (if the device cannot be returned).
This infographic http://www.acma.gov.au/Industry/Suppliers/A-Type-of-equipment/WirelessMicrophones/wireless-mic-infographic is a quick guide on whether you need to retune your gear or upgrade it. Popular television presenter Shelley Craft is also helping the ACMA get the message out in the community with this video.
ACMA fact sheets and online resources, such as a frequency finder for your area, are available here – http://www.acma.gov.au/Industry/Suppliers/A-Type-of-equipment/WirelessMicrophones/fact-sheets-and-faqs
The main ranges that can be used for wireless mics after 1 January 2015 are 520–694 MHz and 1790–1800 MHz. As 520–694 MHz is shared with television broadcasting, people purchasing wireless mics should either talk with their supplier or use the frequency finder to make sure they choose the most suitable frequency range for the area where