FM Asymmetric Sideband Operations and Associated Technical Studies PN
Federal Communications Commission
News Media Information 202 / 418-0500445 12th St., S.W.
Washington, D.C. 20554
Released: November 28, 2011
Media Bureau Announces Deadlines for Filing Comments and Reply Comments Regarding
Request for FM Asymmetric Sideband Operation and Associated Technical Studies
Comment Date: December 19, 2011
Reply Comment Date: January 3, 2012
comment on the request by iBiquity Digital Corporation and National Public Radio that the Commission
authorize voluntary asymmetric digital sideband power for FM stations.1 The Public Notice set deadlines
for filing comments and reply comments at 21 and 35 days, respectively, after publication of a summary
of the Public Notice in the Federal Register.
On November 28, 2011, a summary of the Public Notice was published in the Federal Register.2
Accordingly, comments must be filed on or before December 19, 2011, and reply comments must be filed
on or before January 3, 2012. Comments should follow the filing instructions in the Public Notice. The
Public Notice is available on the Commission’s website.3
For additional information, contact Peter Doyle, Susan Crawford, Ann Gallagher, or Charles
Miller of the Audio Division, Media Bureau at (202) 418-2700.
1 Comment Sought on Request for FM Asymmetric Sideband Operation and Associated Technical Studies, MM
Docket No. 99-325, Public Notice, DA 11-1832 (MB rel. Nov. 1, 2011).
2 FM Asymmetric Sideband Operation and Associated Technical Studies, 76 Fed. Reg. 72885 (Nov. 28, 2011).
3 See https://transition.fcc.gov/Daily_Releases/Daily_Business/2011/db1101/DA-11-1832A1.doc (Word),
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