50.000 - 50.100 - Telegraphy exclusive (except Beacon Project)
50.000 - 010 Region-1 *
50.010 - 020 Region-2 *
50.020 - 030 Region-3 *
* Reserved for Synchronized Beacon Project
50.050 CW future International centre of activity
50.090 CW Intercontinental centre of activity
50.100 - 50.200 - SSB Telegraphy
International preferred
50.100 - 130 Intercontinental section
50.110 Intercontinental centre of activity
50.130 - 200 international section
50.150 International centre of activity
50.200 - 50.300 - SSB Telegraphy
General usage
50.285 for crossband
50.300 - 50.400 - MGM Narrowband Telegraphy
50.305 PSK Centre of activity
50.310 - 320 EME centre of activity
50.320 - 380 MS centre of activity
50.400 - 50.500 - MGM Telegraphy - Beacons exclusive
50.500 - 50.700 - All modes
50.540 - 580 Simplex FM/DV Internet Voice Gateways
50.600-50.700 Digital communications; including
50.630 DV calling
50.700 - 50.900 - FM / Digital voice
50.710 - 50.890 FM/DV repeater output channels
50.900 - 51.200 - All modes - For wideband digital experiments
51.200 - 51.400 - FM Digital voice
51.210 - 390 FM/DV Repeater Input channels
51.400 - 52.000 - All modes
51.410 - 590 FM/DV Simplex
51.510 FM calling frequency
51.810 – 990 FM/DV repeaters output channels For wideband digital experiment
52.000 - 54.000 - All modes