SSB — Single Sideband. HF voice.
The standard voice mode on HF. Upper sideband above 10 MHz, lower sideband below, by long-standing convention.
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Related words
- Propagation — How your signal travels.
- APRS — Automatic Packet Reporting System.
- Watts — Transmit power.
- Solar flux — A number that tracks solar activity.
- FT8 — A weak-signal digital mode.
- K index — How disturbed the earth's magnetic field is.
- Offset — The gap between transmit and receive frequency.
- FM — Frequency Modulation. VHF and UHF voice.