![]() A response of ROGER is shorthand for the prowords LOUD AND CLEAR.The sender requests a response indicating the strength and readability of their transmission, according to plain language radio check standards: "What is my signal strength and readability how do you hear me?" Transmission will continue with the last word correctly sent." "The following is my response to your READ BACK proword." "Please repeat my entire transmission back to me." "I must pause for longer than a few seconds. "Please repeat the message you just sent me ending before the word or phrase said after this proword." Vessel restricted in ability to deviate from its course. ![]() I SAY AGAIN, at position one decimal two miles from Calshot Spit on bearing one six five degrees. All stations, all stations, this is Solent Coastguard. Roger acknowledges receipt and conveys that the receiver intends to take action based on the information conveyed. Copy is used in communications between stations and indicates to the sender that the information for the receiver has been received satisfactorily. "Copy" does not mean the same as "roger". The modern NATO spelling alphabet uses the word "Romeo" for "R" instead of "Roger", and "Romeo" is sometimes used for the same purpose as "Roger", mainly in Australian maritime operations. This was extended into spoken radio during World War II, with the "R" changed to the spelling alphabet equivalent word "Roger". ![]() The term originates from the practice of telegraphers sending an "R" to stand for "received" after successfully getting a message. "ROGER" may be used to mean "yes" with regard to confirming a command however, in Air Traffic Control phraseology, it does not signify that a clearance has been given. "This is the end of my transmission to you and no answer is required or expected."Ī question about whether the receiver can hear and understand the transmission.Įxample: "Bob, you read me? What is the situation from your position?"ī: "Copy loud and clear. With spring-loaded Push to talk (PTT) buttons on modern combined transceivers, the same meaning can be communicated with just "OUT", as in "Ops, Alpha, ETA five minutes. "Over" and "Out" are never used at the same time, since their meanings are mutually exclusive. "This is the end of my transmission to you and a response is necessary. Note, "This is ground control to Major Tom", incorrectly reverses the combination the correct syntax would be "Major Tom, this is ground control". One can never say, "This is GMO3 calling VJ0". So, "Victor Juliet zero, THIS IS Golf Mike Oscar three.", or for brevity, "Victor Juliet zero, Golf Mike Oscar three. ![]() For clarity, the station called should be named before the station calling. This transmission is from the station whose designator immediately follows. Marine Corps training document FMSO 108, "understanding the following PROWORDS and their respective definitions is the key to clear and concise communication procedures". Prowords are one of several structured parts of radio voice procedures, including brevity codes and plain language radio checks.Īccording to the U.S. Coast Guard, US Civil Air Patrol, US Military Auxiliary Radio System, and others. The NATO communications manual ACP-125 contains the most formal and perhaps earliest modern (post- World War II) glossary of prowords, but its definitions have been adopted by many other organizations, including the United Nations Development Programme, the U.S. Prowords are voice versions of the much older procedural signs for Morse code which were first developed in the 1860s for Morse telegraphy, and their meaning is identical. Procedure words (abbreviated to prowords) are words or phrases limited to radio telephone procedure used to facilitate communication by conveying information in a condensed standard verbal format. Structured vocabulary for voice communication
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