[Code of Federal Regulations] [Title 47, Volume 1] [Revised as of October 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 47CFR11.12] [Page 648] TITLE 47--TELECOMMUNICATION CHAPTER I--FEDERAL COMMUNICATIONS COMMISSION PART 11--EMERGENCY ALERT SYSTEM (EAS)--Table of Contents Subpart A--General Sec. 11.12 Two-tone Attention Signal encoder and decoder. Existing two-tone Attention Signal encoder and decoder equipment type accepted for use as Emergency Broadcast System equipment under part 73 of this chapter may be used by broadcast stations until January 1, 1998, provided that such equipment meets the requirements of Sec. 11.32(a)(9) and 11.33(b). Effective January 1, 1998, the two-tone Attention Signal decoder will no longer be required and the two-tone Attention Signal will be used to provide an audio alert. [60 FR 55999, Nov. 6, 1995]