Listening to any CW QSO you’ll hear many codes, abbreviations and terms being used designed to make sending and receiving easier.
Below you’ll find some of the most common “Q” codes, abbreviations, etc in use with a link to sites where further information can be sourced.
Q Codes
QRL Are you busy? Is this frequency in use? QRZ Who is calling
QRM Man made interference QSL Confirmation of reception or a card confirming reception
QRN
Noise interference QSO A radio contact
QRS Slow morse / send slower QSY Change frequency to ....
QRT I am closing down QTH Position
QRX Wait or pause I
A much fuller list can be found https://hamradio.org.uk/q-codes/
CW Punctuation
Comma ― ― • • ― ― Full Stop • ― • ― • ―
Forward Slash ― • • ― • Separator ― • • • ―
More Punctuation https://www.cryptomuseum.com/radio/morse/
Abbreviations from SRS CW Sessions
73 Best wishes
OP Operator
88 Love and kisses
PSE Please
AGN Again PWR Power
ANT Antenna R Roger or OK
CUL See you later RIG Station Equipment
ES And RPT Repeat
FB Fine business or OK RPRT Report
GA Good afternoon SIG Signal
GB Good bye SKED Schedule
GE Good evening SRI Sorry
GM Good morning TMW Tomorrow
GUD Good TNX Thanks
HI Laughter TKS Thanks
HW How TU Thank you
MSG Message
VY Very
NIl Nothing WX Weather
NW Now XYL Wife
OB Old boy YL Young lady
OM Old man
Fuller list from http://www.hamradio.cc/cw/cw_morse_code_abbreviations.php
Procedural Signals (Prosigns)
AR End of Message
EEEEEEEE Error
AS Standby K Invitation to transmit
BT Pause KN Go ahead specific station
CL Close Down SK End of contact
Unlike Morse Code abbreviations, the above signals are sent as a single character (no spacing between letters)
More on Prosigns can be found at https://en.wikipedia.org/wiki/Prosigns_for_Morse_code