BECAUSE WE'RE ALL ABOUT RADIO

Commonly-Used DX Abbreviations

Abbreviation	Meaning
//	Parallel
73	Best regards
AA	Arabic
AC	Adult Contemporary music
AC/EZL	Light adult contemporary
AC/OLD	Adult contemporary oldies
AGC	Automatic Gain Control
AM	Amplitude Modulation
ANF	Auto Notch Filter
ANNCR	Announcer
AOR	Album Oriented Rock
ATNO	All-Time New One
Ad	Advertisement/Commercial
Af	Africa
As	Asia
Att	Attenuation
BCB	BroadCast Band
BIZ	Business
BOH	Bottom-of-the-Hour
BW	Bandwidth
Balun	BALanced to UNbalanced
Beach	Beach/surf oldies
Bev	Beverage antenna
C&W	Country and Western music
CA	Central America
CC	Chinese
CCR	Contemporary Christian
CDT	Central Daylight Time
CH	Critical Hour
CHR	Top 40 contemporary hits
CLA	Classical music
CLR	Classic Rock music
CST	Central Standard Time
CW	Continuous wave/morse code
CX	Conditions
Cls	Callsign/Call letters
Cmrcl	Commercial/advertisement
DAB	Digital Audio Broadcast
DSP	Digital Signal Processing
DX	Distance/Distant
DXpedition	Dx Expedition
EDT	Eastern Daylight Time
EE	English
ERP	Effective Radiated Power
EST	Eastern Standard Time
ETH	Ethnic programming
EZL	Easy listening
Eu	Europe
FARM	Agricultural programming
FCC	Federal Communications Commission
FF	French
FM	Frequency Modulation
Freq	Frequency
GG	German
GMT	Greenwich Mean Time
GOS	Gospel/Southern Gospel programming
GRG	Global Radio Guide
HAAT	Height Above Average Terrain
HF	High Frequency
Het	Heterodyne
Hz	Hertz
ID	Identification
JAZZ	Jazz music
JJ	Japanese
KID	All children-oriented programming
KK	Korean
LA	Latin America
LPFM	Low Power FM
LSB	Lower sideband
LSR	Local Sunrise Time
LSS	Local Sunset Time
LW	Longwave
MDT	Mountain Daylight Time
MHz	Megahertz
MST	Mountain Standard Time
MUF	Maximum Usable Frequency
MW	Megawatt
MW/mw	Mediumwave
Ms	Meteor Scatter
Mx	Music
NAGE	New age music
NB	Noise blanker
NOS	Nostalgic programming
NWS/NX	News
Na	North America
OLD	Oldies programming
Oc	Oceana
PDT	Pacific Daylight Time
PP	Portuguese
PSA	Public Service Announcement
PSRA	Pre-Sunrise Service Authorization
PSSA	Post-Sunset Service Authorization
PST	Pacific Standard Time
PX	Program/programming
QRM	Manmade interference
QRN	Naturally occurring interference
QSL	I confirm receipt/reception
QTH	Location
RAP	Rap and/or hip-hop
RDS	Radio Data System
REL	Religious programming
REL/AC	Contemporary Christian music
RF	Radio Frequency
ROCK	rock and roll music
ROCK/OLD	“classic hits” rock
ROK	Heavy metal music
RR	Russian
Rx/RX	Receive/Receive
SDR	Software-Defined Radio/Receiver
SINPO	Strength, Interference, Noise, Propagation, Overall
SIO	Strength, Interference, Overall
SPT	Sports programming
SQL	Squelch
SS	Spanish
SSB	Single sideband
SW	Shortwave
SWL	Shortwave Listener
SWLing	Shortwave Listening
TC	Time Check/Time Announcement
TEP	Transequatorial Propagation
TIS	Traveler’s Information Station
TLK	Talk programming
TOH	Top-of-the-Hour
TVI	∫Television Interference
Tejano	EE/SS music and talk
Tent	Tentative
Tourist	Traveler’s information
Tropo	Tropospheric Ducting
UC	Urban Contemporary
UHF	Ultra High Frequency
UNID	Unidentified
USB	Upper sideband
UTC	Coordinated Universal Time
VAR	Variety, could be many different things!
VHF	Very High Frequency
WRTH	World Radio/TV Handbook
Wx	Weather
dB	Decibel
kHz	Kilohertz
kW	Kilowatt
v/s	Veri signer

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