| Frequency | Bandwidth | Mode | Usage |
| 70.000 70.090 | 1000 Hz | Telegraphy, MGM | Coordinated beacons |
| 70.090 70.100 | 1000 Hz | Telegraphy, MGM | Personal beacons 70.091 MHz +/- 500 Hz WSPR beacons |
| 70.100 70.250 | 2700 Hz | Telegraphy, SSB, MGM | 70.185 Cross band calling 70.200 CW/SSB calling 70.250 MS calling |
| 70.250 70.300 | 12 kHz | All modes | 70.260 AM/FM calling 70.270 MGM activity centre |
| 70.300 | 12 kHz | All modes | 70.300 RTTY/FAX |
| 70.300 70.500 | 12 kHz | FM channels 12.5 kHz spacing | 70.3125 Digital communications 70.325 Digital communications 70.450 FM calling 70.4875 Digital communications |