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]