A

AAL2
Abis
AC
Access network
ACI
ACIR
ACK
ACLR
ACP
ACS
AGA
AGC
AGCH
AI
AICH
AIS
ALCAP
AM
AM
Amateur radio communication
Amateur radio communication in emergency situations
Amateur radio license
Amateur radio service
Amateur radio station
Amateur radio station
Amateur radio station for digital communications
Amateur radio station for radio goniometry
Amateur radio station license
Amateur radiobeacon
Amateur receiver
Amateur repeater
Amateur repeater work
Amateur satellite communication
Amateur satellite service
Amateur satellite service
Amateur service
Amateur service
Amateur space radiocommunication
Amateur transmitter
AMC
AMPS
AMR
ANSI
Antenna system
AP
AP-AICH
API
APN
APP
ARP
ARQ
AS
AS
ASC
ASET
ASN.1
Association of amateur radio operators
AST
ASU
ASUC
ATM
AuC
Authorization
Authorization holder
Authorization holder
AUTN
AVI
AWGN
AXC