Q Codes Flashcards
QRA
Station callsign
QRB
Distance between stations
QRG
What is my exact frequency or your exact frequency is…
QRH
Frequency variation
QRI
Transmission tone description
QRK
Readability of signal rated one through five
QRL
Are you busy or I am busy
QRM
Is there interference or I have interference
QRN
Noise. As a question is there a noise? As a statement there is noise.
QRO
Increase transmit power
QRP
Decrease transmit power
QRQ
Send faster
QRS
Send slower
QRT
Terminate operation
QRU
Do you have anything for me?
I have nothing for you.
QRV
Are you ready?
I am ready. 
QRX
Standby (time and freq for call back)
QRZ
Who is calling?
You are being called by…
QSA
Signal strength rated one to five
QSB
Signals fading
QSD
Keying defective
QSK
Requester permission to break in on transmission
QSL
Acknowledge receipt
QSM
Repeat the last message or a previous one
QSN
Copied on freq…
QSO
Communicate directly or relay through
QSP
Relay a message to person or station
QSS
State working frequency
QSU
Send or reply on … freq
QSV
Send a series of V on frequency…
QSX
Listen on frequency…
QSY
Change transmission frequency to…
QSZ
Send each word or group more than once
QTC
How many messages to copy?
QTH
What is your position or location, or my position is…
QTR
Correct Time
ES
and
GG
Going
