Amateur radio Abbreviations and Acronyms
- ARFCNAbsolute Radio Frequency Channel Number
- AROAmateur Radio Operator
- AROAustin Repeater Organization
- AROSAmateur Radio Observation Service
- ASAPArea Speed and Power
- ASCPAmateur Station Control Protocol
- ASDICAnti-Submarine Detection Investigation Committee (British)
- ATTAt This Time
- AUBSAUdio Base Station
- BARCBracknell Amateur Radio Club
- BARCBaltimore Amateur Radio Club
- BARCBeargrease Amateur Radio Coalition
- BCBBroadcast Band
- BHAABox-Horn Antenna Array
- BLUGHoney
- BOMBeginning of Message (ATM)
- BPBattery Powered
- BPBack Propagation
- BPSKBinary Phase Shift Keying
- BSBase Station
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