Technicals terms A ... D
- Amateur bands
-
Frequency range, assigned for use by Amateur Radio
- Amplitude modulation
-
(AM), operating mode for voice comm. The amplitude of the carries varies with the modulation input.
- APRS
-
Automatic Position Reporting System, digital APRS operating mode. GPS position data is transmitted in packet radio mode.
- ATV
-
Amateur Television
- Contest
-
Contest on HF, VHF, direction finding
- CW
-
(Continuous Wave), Morse Code, telegraphy
- Digipeater
-
Digital Repeater, for digital operating mode Packet Radio, serves to forward packet messages and is part of the worldwide Packet Radio Network
- DXpedition
-
"Expedition" of HAMs to isles and foreign countries | to permit communication of other HAMs with these locations