§  87.195   Frequencies.

   (a) ELTs transmit on the frequency 121.500 MHz, using A3E, A3X or NON
   emission. ELTs that transmit on the frequency 406.0-406.1 MHz use G1D
   emission.

   (b) The frequency 243.000 MHz is an emergency and distress frequency
   available for use by survival craft stations, ELTs and equipment used
   for survival purposes which are also equipped to transmit on the
   frequency 121.500 MHz. Use of 243.000 MHz must be limited to
   transmission of signals and communications for survival purposes. In
   the case of ELTs use of A3E, A3X or NON emission is permitted.

   [ 53 FR 28940 , Aug. 1, 1988, as amended at  56 FR 11518 , Mar. 19, 1991;
    58 FR 30128 , May 26, 1993;  69 FR 32884 , June 14, 2004]