Spectrum resources for wireless microphones

This pages gives an overview of the frequencies that are available for wireless microphones in Denmark.

The Frequency Plan

In the Danish frequency plan some frequency bands have been allocated to be used for wireless microphones. In some of those bands the frequencies can be used without a licence (licence exemption). In other bands a licence for the use radio frequencies issued by National IT and Telecom Agency is required.

Overview

The following spectrum resources are currently available for wireless microphones:

Frequency band [MHz]	Licence exemption/Licence required	Maximum transmitted power [mW e.r.p.]	Remarks
32-39,4	Licence exemption	2
138,250-142,070	Licence exemption	50
169,8250-173,9625	Licence exemption	10	Radio systems to use for aids for the hearing impaired
180,5-222,5	Licence exemption	2	Radio systems to use for aids for the hearing impaired
470-790 (CH21-60)	Licence exemption	50	Only interleaved spectrum may be used
800,1-819,9 (part of CH62, CH63 and a part of CH64)	Licence exemption	50	Only until 31 December 2012
823-831	Licence exemption	50	Until 31 December 2012: Denmark except Bornholm:823-830 MHz Bornholm:830-831 MHz From 2013 the band may be used in all of Denmark.
863-865	Licence exemption	10
1785-1800	Licence exemption	10