Sec. 95.631  Emission types.

    (a) A GMRS transmitter must transmit only emission types A1D, F1D, 
G1D, H1D, J1D, R1D, A3E, F3E, G3E, H3E, J3E or R3E. A non-voice emission 
is limited to selective calling or tone-operated squelch tones to 
establish or continue voice communications. See Sec. 95.181 (g) and (h).
    (b) An R/C transmitter may transmit any appropriate non-voice 
emission which meets the emission limitations of Sec. 95.633.
    (c) A CB transmitter may transmit only emission types A1D, H1D, J1D, 
R1D, A3E, H3E, J3E, R3E. A non-voice emission is limited to selective 
calling or tone-operated squelch tones to establish or continue voice 
communications. See Sec. 95.412 (b) and (c).
    (d) An FRS unit may transmit only emission type F3E. A non-voice 
emission is limited to selective calling or tone-operated squelch tones 
to establish or continue voice communications.
    (e) No GMRS or CB transmitter shall employ a digital modulation or 
emission.
    (f) No GMRS, CB or R/C transmitter shall transmit non-voice data.
    (g) An LPRS station may transmit any emission type appropriate for 
communications in this service. Two-way voice communications, however, 
are prohibited.
[ 53 FR 36789 , Sept. 22, 1988. Redesignated and amended at  61 FR 28769 , 
June 6, 1996, and further redesignated and amended at  61 FR 46567 , 
46568, Sept. 4, 1996]