Canada ISED Releases Radio Standards Specification For Licensed Wireless Microphones

On July 26, 2024, the Department of Innovation, Science and Economic Development Canada (ISED) released the Radio Standards Specification RSS-123, issue 5, Licensed Wireless Microphones. This document replaces RSS-123, issue 4, Licensed Wireless Microphones, dated August 2019. The following are the main changes:
1.Added requirements for operation of Wireless Multichannel Audio System (WMAS) in frequency bands (941.5 - 952 MHz/ 953 - 959.85 MHz/ 6930 - 6955 MHz/ 7100 - 7125 MHz) specified in table 2;
2.Added definition for terms used in this standard in section 4 – Definitions;
3.Updated the reference for ETSI EN 300 422-1 in section 3.5 – Normative References;
4.Updated the unwanted emissions requirements for wireless microphones in section 5.3 – Unwanted Emissions.
This document will be in force as of the date of its publication on ISED website. However, a transition period of six months from the publication date is provided. During this transition period, applications for certification under either RSS-123 issue 5 or issue 4, will be accepted. After this period, only applications for the certification of equipment under RSS-123, issue 5, will be accepted, and equipment manufactured, imported, distributed, leased, offered for sale, or sold in Canada shall comply with this present issue.
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