CW Reference

CW Abbreviations

Abbrev. Word Abbrev. Word
ABT About OB Old boy
ADR Address OM Old man
AGN Again OP Operator
ANT Antenna OT Old timer; old top
B4 Before PSE Please
C Yes PWR Power
CFM Confirm RIG Station equipment
CUL See you later RPT Repeat; report
ES And RX; RCVR Receiver
FB Fine business SED Said
GA Go ahead SEZ Says
GA Good afternoon SIG Signal
GB Good bye SKED Schedule
GB God bless SRI Sorry
GE Good evening TMW Tomorrow
GG Going TNX Thanks
GM Good morning TT That
GN Good night TU Thank you
GND Ground TVI Television interference
GUD Good TX Transmitter
HI Laughter UR; URS Your; Yours
HI High VY Very
HR Here; hear WKD; WKG Worked; working
HV Have WL Will
HW How; how copy WUD Would
LID A poor operator WX Weather
MSG Message XMTR Transmitter
N No YF; XYL Wife
NIL Nothing YL Young lady
NR Number 73 Best regards
NW Now 88 Love and kisses

Q Signals

Signal Used As a Question Used As a Statement
QRG What is my (his) frequency? Your (His) frequency is ——
QRH Does my frequency vary? Your frequency varies
QRI How is the tone of my transmission? Your tone is 1 (good) 2 (variable) 3 (bad)
QRJ Are you receiving me badly? Are my signals weak? I cannot receive you. I receive you badly
QRK What is the readability of my (his) signals? Your (His) readability is (1)unreadable to (5)perfect
QRL Is this frequency busy? This frequency is in use
QRM Are you being interfered with? I am interfered with
QRN Are you troubled by static? I am being troubled with static
QRO Must I increase power? I increase power
QRP Can I decrease power? I decrease power
QRQ Shall I send faster? Send faster ——- WPM
QRS Shall I send slower? Send slower ——- WPM
QRT Shall I stop sending? Stop sending
QRU Have you anything for me? I have nothing for you
QRV Are you ready? I am ready
QRX When will you call me again? I will call you again at ——
QRZ Who is calling me? You are being called by —-
QSA What is the strength of my (his) signals? Your (His) strength is (1)barely perceptible – (5)very good
QSB Are my signals fading? Your signals are fading
QSL Can you acknowledge receipt? I acknowledge receipt
QSO Can you communicate with ——-? I can communicate with ——-
QSP Will you relay to ——-? I will relay to ——-
QST Calling all radio amateurs
QSV Shall I send a series of V’s? Send a series of V’s
QSX Will you listen to ——- on ——— kHz? I am listening to ——- on ———–
QSY Shall I change frequency? Change frequency to ———-
QSZ Shall I send each word twice? Send each word twice
QTH What is your location? My location is —–
QTR What is the time? The time is ———

 Procedure Signals

Signal Meaning or Usage Example
CQ A general call that indicates you are inviting anyone who is hearing you to answer you. CQ CQ CQ DE K3WWP K3WWP K
R I received your transmission perfectly. Do not send R if you didn’t copy everything. Don’t be redundant and say R, I COPIED YOU SOLID. KB3BFQ DE K3WWP R FB ON UR ………
BT Break in text. Used as a separator between thoughts or a pause. Also something good to send when your mind goes blank or you are talking to someone in your shack, etc. WX IS CLDY BT AGE HR IS ….
AR End of message. Use when you are through sending info, and turning it over to the station you are working. Also used when answering a CQ. blah, blah, blah, hw? AR KB3BFQ DE K3WWP K. – or – To answer KB3BFQ’s CQ, KB3BFQ DE K3WWP AR
SK Some sources list this as VA. Used like AR, but only for your very last transmission TNX NICE CHAT 73 CUL GE SK KB3BFQ DE K3WWP K
BK An invitation for the other station to break in immediately with an answer or comment. The other station may answer immediately after the BK is sent – do not say BK KB3BFQ DE K3WWP K just BK, then KB3BFQ will answer your question or comment. (K3WWP SAYS) WHAT IS UR RIG? BK – – – – (KB3BFQ ANSWERS) RIG HR IS …….
K Go ahead. Used to tell the station you are working you expect him to transmit now. Use after a CQ to invite someone to answer you. Do not use K after you answer someone’s CQ since you don’t know he is going to answer you, use AR. HW? AR KB3BFQ DE K3WWP K
KN Go ahead, specific station only. No breakers are currently welcome. Used same as K when you only want to talk to one other station. Never use after a CQ unless you are not wanting anyone to answer you. HW? AR KB3BFQ DE K3WWP KN
CL I am now shutting down my station completely. Use when you are completely done transmitting, and about to pull the big switch. This is a signal that you are not listening to any more calls. TNX NICE CHAT 73 CUL GE SK KB3BFQ DE K3WWP CL

RST System

R Readability
1 Unreadable
2 Barely readable, occasional words distinguishable
3 Readable with considerable difficulty
4 Readable with practically no difficulty
5 Perfectly readable
S Signal Strength
1 Faint signals, barely perceptible
2 Very weak signals
3 Weak signals
4 Fair signals
5 Fairly good signals
6 Good signals
7 Moderately strong signals
8 Strong signals
9 Extremely strong signals
T Tone
1 Sixty cycles or less, very rough and broad
2 Very rough ac, very harsh and broad
3 Rough ac tone, rectified but not filtered
4 Rough note, some trace of filtering
5 Filtered rectified ac, but strongly ripple-modulated
6 Filtered tone, definite trace of ripple modulation
7 Near pure tone, trace of ripple modulation
8 Near perfect tone, slight trace of modulation
9 Perfect tone, no trace of ripple, or modulation of any kind

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