RTTY — Radio Teletype.
An older digital mode using shifting tones. Still popular in contests.
Look this up in Pocket Elmer, along with 100 more
Related words
- Gray line — The band of twilight moving around the earth.
- SSTV — Slow-Scan Television.
- Watts — Transmit power.
- SSB — Single Sideband. HF voice.
- CW — Continuous Wave. Morse code.
- K index — How disturbed the earth's magnetic field is.
- Solar flux — A number that tracks solar activity.
- Wavelength — The physical length of one radio wave.