§ 90.212   Provisions relating to the use of scrambling devices and digital
voice modulation.

   (a) Analog scrambling techniques may be employed at any station authorized
   the use of A3E, F3E, or G3E emission, subject to the provision of paragraph
   (d) of this section.

   (b) The use of digital scrambling techniques or digital voice modulation
   requires  the specific authorization of F1E or G1E emission, and these
   emissions will only be authorized subject to the provisions of paragraph (d)
   of this section.

   (c)  The  transmission  of any non-voice information or data under the
   authorization  of F1E or G1E emission is prohibited. However, stations
   authorized the use of F1E or G1E emission may also be authorized F1D, F2D,
   G1D  or G2D emission for non-voice communication purposes, pursuant to
   § 90.207(l).

   (d) Station identification shall be transmitted in the unscrambled analog
   mode  (clear voice) or Morse code in accordance with the provisions of
   § 90.425. All digital encoding and digital modulation shall be disabled
   during station identification.

   [ 43 FR 54791 , Nov. 22, 1978, as amended at  47 FR 15340 , Apr. 9, 1982;  49 FR 48711 , Dec. 14, 1984;  72 FR 35195 , June 27, 2007]

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