| BREAK | I hereby indicate the separation between portions of the message. [To be used where there is no clear distinction between the text and other portions of the message.] |
|---|---|
| BREAK BREAK | I hereby indicate separation between messages transmitted to different aircraft in a very busy environment. |
| CANCEL | Annul the previously transmitted clearance. |
| CHECK | Examine a system or procedure. [No answer is normally expected.] |
| CLEARED | Authorised to proceed under the conditions specified. |
| CONFIRM | Have I correctly received the following... ? or Did you correctly receive this message? |
| CONTACT | Establish radio contact with. |
| ACKNOWLEDGE | Let me know that you have received and understood this message |
| CORRECT | That is correct. |
| CORRECTION | An error has been made in this transmission [or message indicated] the correct version is. |
| DISREGARD | Consider that transmission as not sent. |
| HOW DO YOU | What is the readability of my transmission? |
| READ | The readability is:
|
| I SAY AGAIN | I repeat for clarity or emphasis. |
| MONITOR | Listen out on [frequency]. |
| NEGATIVE | "No" or "Permission is not granted" or "That is not correct'.' |
| OVER | My transmission is ended and I expect a response from you. [Not normally used in VHF communication.] |
| OUT | My transmission is ended and I expect no response from you. [Not norma//y used in VHF communication] |
| READ BACK | Repeat all, or the specified part, of this message back to me exactly as received. |
| RECLEARED | A change has been made to your last clearance and this new clearance supersedes your previous clearance or part thereof. |
| REPORT | Pass me the following information. |
| REQUEST | I should like to know or I wish to obtain. |
| ROGER | I have received all of your last transmission. [Under NO circumstances to be used in reply to a question requiring read back or a direct answer in the affirmative or negative.] |
| SAY AGAIN | Repeat all or the following part of your last transmission. |
| SPEAK SLOWER | Reduce your rate of speech. |
| STANDBY | Wait and I will call you. |
| VERIFY | Check and confirm with originator. |
| WILCO | I understand your message and will comply with it. |
| WORDS TWICE | The readability is:
|
group of words in this message will be sent twice.