How do HAMs communicate?
They use many different operating modes to communicate. The operating modes use different techniques to transmit information (Voice, Pictures, Data).
| Voice | Pictures | Data |
|---|---|---|
|
- Frequency modulation (FM) - Amplitude modulation (AM) - Single Side Band modulation (SSB) |
Fax (Faksimile) Slow scan TV (SSTV) Amateur TV (ATV) |
Morse code (Telegraphy) Radio teletype Computer data |
 |
More information about operating modes |