Most common Q-codes

QSL=Confirmation (QSL card confirms a contact)

QRM=Atmospheric interference (noises like splatters, lightening, rain, etc.)

QRN=Electrical interference (noises like el.switch on/off, motorcar engine, electric razor, etc.)

QSB=Fading signals (when a signal fade up and down)

QSK=May I join the conversation ? (Break into a conversation)

QSO=Conversation (2-way, SSB/CW/RTTY/AMTOR etc.)

QSY=Change frequency (go from one frequency to another)

QTH=Geographical position;

QRT=Stop of transmission (end of QSO)

QRX=Please standby;

QRZ=Callsign (name of station or "Who is calling me?")

QTR=Time (GMT) QRG=Frequency

On QSL Cards

TNX=Thanks                HPE CUAGN="Hope To See You Again"

TKS=Thanks                PWR=Power (watts)

PSE=Please                  WX=Weather conditions

VY=Very                       DE=From

Q CODES.   

CQ=General Call to any/all stations
CQ DX=Call to distance stations
QRA=What is the name of your station ?
QRB=How far are you from my station ( approximately ) ?
QRD=Where are you bound and where are you from ?
QRG=Will you tell me my exact frequency ?
QRH=Does my frequency vary ?
QRK=What is the readability of my signals ?( from 1 to 5)
QRL=Are you busy ?
QRM=Are you being interfered with ? ( Man-made interference )
QRN=Are you troubled by static ? ( Atmospheric noise )
QRT=Shall I stop sending ? ( "on-the-side" )
QRU=Have you anything for me ?
QRV=Are you ready ?
QRW=Shall I tell ... that you are calling him on channel .. ?
QRX=When will you call again ? ( "off-the-air" )
QRY=What is my turn ?
QRZ=Who is calling me ?
QSA=What is the strength of my signals ( from 1 to 9+) ?
QSB=Are my signals fading ?( up and down )
QSL=Can you acknowledge receipt ? ( Acknowledged )
QSO=Can you communicate with ... direct or by relay ?
( Communication or Conversation )
QSW=Do you wish to transmit on this frequency ?
QSX=Will you listen to ... on channel ... ?
QSY=Shall I change to another frequency? ( Changing frequency )
QTE=What is my TRUE bearing from you ? ( What is my TRUE bearing from ... ? )
QTH=What is your position in Latitude and Longitude ? ( Location )
QTI=What is your TRUE course ?
QTJ=What is your speed ?
QRL=What is you TRUE heading ?
QTK=What is the exact time ?
QTU=What are the hours during which your station is open ?
QTX=Will you keep your station open for further communication with me
( until further notice or until hours .. to ...) ?
QUA=Have you news of .... ?
QUD=Have you received the urgent signals sent by .... ?
QUF=Have you received the distress signals sent by .... ?