Kod Q Amatur Radio

QAV
- I am calling
QCM
- There seems to defect in your transmission
QIF
- .... (calling station) is using ... (frequency)
QRA
- The name of my station is ...
QRB
- The distance between our station is ...
QRG
- Your exact frequency in khz is ...
QRH
- Your frequency varies
QRI
- Your note varies
QRJ
- Your signals are very weak
QRK
- The intelligibility of your signal is (1 to 5)
QRL
- I am busy
QRM
- There is interference
QRN
- I am being troubled by atmopheric noise
QRO
- Increase power
QRP
- Reduce power
QRQ
- Send faster ( ... words per minute)
QRR
- I am ready for automatic operation
QRS
- Send more slowly ( ... words per minute)
QRT
- Stop sending / close down
QRU
- I have nothing for you
QRV
- I am ready
QRW
- Please tell ... that I am calling him
QRX
- I will call you again
QRY
- Your turn is ... (number etc)
QRZ
- You are being called by ...
QSA
- The strength of your signal is ... (S1-S9)
QSB
- Your signal is fading
QSD
- Your keying is defective
QSI
- I have been unable to break in on your transmission
QSK
- I can hear between my signals (ie. I am using break-in)
QSL
- I give you acknowledgement of receipt
QSM
- Repeat the last message
QSN
- I did hear you on ...
QSO
- I can communicate with ... direct
QSP
- I will relay to ...
QSR
- Repeat your call on the calling frequency
QSS
- I will use the working frequency ... khz
QSU
- Reply on this frequency (or on ... khz)
QSV
- Please send a series of "V's"
QSX
- I am listening to ... (call) on ... (khz)
QSY
- Move to .... khz (Frequency)
QSZ
- Send each word or group twice
QTH
- My location is .....
QTR
- The exact time is .....

The Q Code used by amateurs

QRL
Frequency in use / busy
QRM
Interference from other station
QRN
Interference from static / electrical equipment
QRO
High power
QRP
Low power
QRS
Send more slowly
QRT
Closing down
QRU
That's all from me
QRX
Standby
QRZ
Who is calling me
QSB
Fading
QSL
Confirmation of info / QSL Card
QSO
Contact between stations
QSY
Change frequency
QTH
Location
QTHR
Address per Callbook