QCodes

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Code Question Answer Application
QFD 1) Is the ... visual beacon [at ... (place)] in operation? 1) The ... visual beacon [at ... (place)] is in operation Aeronautical Code signals
QFF [At ... (place)] what is the present atmospheric pressure converted to mean sea level in accordance with meteorological practice? At ... (place) the atmospheric pressure converted to mean sea level in accordance with meteorological practice is (or was determined at ... hours to be) ... millibars. Aeronautical Code signals
QST Here is a broadcast message to all amateurs. Amateur Radio
QMH Shift to transmit and receive on ... kHz (or ... MHz.); if communication is not established within 5 minutes, revert to present frequency. Aeronautical Code signals
QKC The sea conditions (at ... position) … 1) permit alighting but not take-off. 2) render alighting extremely hazardous. Aeronautical Code signals
QKN Aircraft plotted (believed to be you) in position ... on track ... degrees at ... hours. Aeronautical Code signals
QTT The identification signal which follows is superimposed on another transmission. All services
QAW I am about to carry out overshoot procedure. Aeronautical Code signals
QAG Arrange your flight in order to arrive over ... (place) at ... hours. I am arranging my flight in order to arrive over ... (place) at ... hours. Aeronautical Code signals
QBE I am about to wind in my aerial. Aeronautical Code signals