SC-05-05 meeting report, London 2011-05

Report of the meeting of the SC-05-05 Working Group on Grounding and EMC Practices of the SC-05 Subcommittee on Interconnections held in London, UK., 2011-05-14.

The meeting was convened by chairman Bruce C. Olson.

The agenda and the report of the previous meeting, 2010-05-23, were accepted.

NOTE Unless stated otherwise, the status of open review projects is, "No action requested or required".

Development Projects

AES-X125: Input filtering for electromagnetic compatibility
Status: retired

Discussion: No objections to retirement were received by 1 April 2011, so the project has been retired.

AES-X152: Signal levels and impedances of analog audio interfaces
Project scope: To develop a standard for signal levels and circuit impedances of audio system components and for the specification of these quantities in product data sheets [balanced, unbalanced]
Intent: Standard Target: 2012-10

Discussion: Use the latest draft of IEC 61938 for Normative references for the document that is currently on the website. J. Brown and Olson to review, revise and post an updated document.


There were no liaison issues.

New Projects:

No new projects were proposed

New business:

There was no new business.

The next meeting will be scheduled in conjunction with the AES 131st Convention in New York, NY., US., 20 to 23 Octber 2011.

AES - Audio Engineering Society