operator@morse-ops ~ % learn codes
CQ & Q CODES
业余无线电常用简语 · CQ 呼叫 / Q 代码 / 专用符号
CQ/Calling any station
CQ DX///Calling distant stations
CQ CQ CQ/////Urgent call
DE/From
KOver
KN/Over, go ahead
VA/Wait
SK/End of transmission
AR/End of message
AS/Wait
BT/New paragraph
CL/Going off air
CT/Starting transmission
DO/Understood
KGo ahead
OO/Error
RR/Received
SN/Back to you
QRA//What is your location?
QRB//What is the distance between us?
QRC//What is your estimated time of arrival?
QRD//Where are you bound for?
QRE//What is your estimated time of departure?
QRF//What is your frequency?
QRG//Will you tell me my exact frequency?
QRH//Does my frequency vary?
QRI//How is the tone of my transmission?
QRJ//How is the strength of my signals?
QRK//How do you receive me?
QRL//Are you busy?
QRM//Are you being interfered with?
QRN//Is the static on my frequency?
QRO//Shall I increase power?
QRP//Shall I decrease power?
QRQ//Shall I send faster?
QRR//Shall I repeat the last message?
QRS//Shall I send slower?
QRT//Shall I stop sending?
QRU//Do you have any message for me?
QRV//Are you ready?
QRW//Shall I inform ... that you are calling?
QRX//When will you call me again?
QRY//What is your call sign?
QRZ//Who is calling me?
QSA//What is the strength of my signals?
QSB//Are my signals fading?
QSC//Can you hear me between the static?
QSD//Is my keying bad?
QSE//What is the effect of my signals?
QSF//Will you send on ... kHz?
QSG//Shall I send ... to you?
QSH//Will you work ... on ... kHz?
QSI//Can you acknowledge receipt?
QSJ//Do you agree with my counting?
QSK//Can you hear me between your signals?
QSL//Can you acknowledge receipt?
QSM//Shall I repeat the last message?
QSN//Did you hear my signal?
QSO//Can you communicate with ... direct?
QSP//Will you relay to ...?
QSQ//Shall I use a different frequency?
QSR//Are my signals clear?
QSS//Do you agree with my time signals?
QST//General call to all stations
QSU//Will you send on this frequency?
QSV//Will you send a series of V`s?
QSW//Will you send on ... kHz?
QSX//Will you listen on ... kHz?
QSY//Shall I change to another frequency?
QSZ//Shall I send each word or group twice?