Sec. 97.221  Automatically controlled digital station.

    (a) This rule section does not apply to an auxiliary station, a 
beacon station, a repeater station, an earth station, a space station, 
or a space telecommand station.
    (b) A station may be automatically controlled while transmitting a 
RTTY or data emission on the 6 m or shorter wavelength bands, and on the 
28.120-28.189 MHz, 24.925-24.930 MHz, 21.090-21.100 MHz, 18.105-18.110 
MHz, 14.0950-14.0995 MHz, 14.1005-14.112 MHz, 10.140-10.150 MHz, 7.100-
7.105 MHz, or 3.620-3.635 MHz segments.
    (c) A station may be automatically controlled while transmitting a 
RTTY or data emission on any other frequency authorized for such 
emission types provided that:
    (1) The station is responding to interrogation by a station under 
local or remote control; and
    (2) No transmission from the automatically controlled station 
occupies a bandwidth of more than 500 Hz.
[ 60 FR 26001 , May 16, 1995]

                     Subpart D--Technical Standards