International EmComm frequencies
EmComm and safety frequencies in accordance with the IARU Region 1 band plan.
| Band | Frequency | Modulation |
|---|---|---|
| 160m | 1.873 MHz | LSB |
| 80m | 3.760 MHz | LSB |
| 40m | 7.110 MHz | LSB |
| 30m | 10.138 MHz | USB |
| 20m | 14.300 MHz | USB |
| 17m | 18.160 MHz | USB |
| 15 m | 21.360 MHz | USB |
| 2m | 144.260 MHz | USB |
| 2m | 145.500 MHz | FM |
| 70 cm | 434.000 MHz | FM |
The five internationally co-ordinated emergency centres (Centres of Activity) of IARU Region 1 are 3,760 / 7,110 / 14,300 / 18,160 / 21,360 MHz — emergency radio traffic takes place within ±20 kHz of these frequencies. 1,873 and 10,138 MHz are also registered as national emergency frequencies for HB9 (and Austria).
Sources: IARU R1 — Emergency Communications Frequencies · IARU R1 HF Band Plan (PDF) · IARU R1 VHF/UHF Band Plan (PDF)