Most Q Signals are used both as a statement (ie “Understand”) and as a question (ie “Understand?”). To determine which one someone intends, listen to the context and where it is in a sentence.
| Code | Meaning |
|---|---|
| CQ | All Call (Seek You) |
| QSL | “Copy” or “Understand”. Also a Confirmed Contact. |
| QRL | “Frequency in Use” |
| QRM | “Interference” |
| QRP | “Low Power” |
| QRS | “Slow Down” (CW) |
| QRQ | “Speed Up” (CW) |
| QSB | “Noise” or “Fading” |
| QRZ | “Who’s Calling?” |
| QSO | A Radio Contact |
| QSX | Move to ____ Frequency |
| QTH | Location |
| SOS | HELP! |
| XYL | Wife |