Q codes

Learn the most used codes on the air: by ear and by meaning

Speed20 WPM (100 CPM)
  • Enterstart / next
  • 1–4choose meaning
  • CtrlEnterrepeat
  • Escstop
Streak without mistakes0 / 20

Listen to the code and type it. Then pick the right meaning out of 4. Your goal is a streak of 20 codes in a row without a mistake.

All codes and their meanings
  • QRAThe name of my station is …
  • QRL?Is this frequency in use?
  • QRMI am being interfered with by other stations
  • QRNI am troubled by static (atmospheric noise)
  • QROIncrease power
  • QRPDecrease power (low-power operation)
  • QRQSend faster
  • QRSSend more slowly
  • QRTI am stopping sending, closing down
  • QRUI have nothing for you
  • QRVI am ready
  • QRZ?Who is calling me?
  • QSBYour signals are fading
  • QSKI can hear you between my signals (break-in)
  • QSLI acknowledge receipt (a QSL card confirms a contact)
  • QSOA radio contact (I can communicate with … directly)
  • QSPI will relay to …
  • QSTGeneral call to all radio amateurs
  • QSXI am listening on … (frequency)
  • QSYChange to frequency …
  • QTCI have messages for you
  • QTHMy location is …
  • QTRThe exact time is …