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Chapter 2

Radio Procedures Part 1. Chapter 2. RADIO PROCEDURES. S A D. ECURITY. CCURACY. ISCIPLINE. SECURITY. Callsigns. MRA 23 - Callsign Allocated to UK - Associated with the RAF - Indicates Geographical Location - Serial No Issued by HQAC MRA 23 A1. A. R. M. 23.

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Chapter 2

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  1. Radio Procedures Part 1 Chapter 2

  2. RADIO PROCEDURES S A D ECURITY CCURACY ISCIPLINE

  3. SECURITY Callsigns MRA 23 -Callsign Allocated to UK - Associated with the RAF - Indicates Geographical Location - Serial No Issued by HQAC MRA 23 A1 A R M 23 Issued by Local Unit Assessment Start

  4. SECURITY Main Station Callsign • Given using the Phonetic Alphabet • Main Station Callsign • MRA 99 Mike Romeo Alpha Nine-er Nine-er Mike Romeo Alpha Nine Nine Assessment

  5. SECURITY Non Main Station Callsign • When used away from Main Station • Local Unit should add either: • One Alpha Character • One Alpha Character and One Number • Two Alpha Characters • AC and CC should be avoided Assessment

  6. SECURITY Non Base Station Callsign Examples: MRA 99 A MRA 99 A1 MRA 99 AA MRA 99 B MRA 99 A2 MRA 99 AB MRA 99 G MRA 99 B9 MRA 99 BG MRA 99 X MRA 99 Y1 MRA 99 PQ Note: The combination of AC and CC should be avoided.

  7. SECURITY Abbreviated Callsign • Ease of sending • Speed up sending • Used when instructed • Do not use: • If conditions are poor • Risk of duplicating Assessment End

  8. SECURITY • The Sender. • The Listeners. • The Interceptors.

  9. SECURITY Never • Use unauthorised codenames • Use personal names or nicknames • Use slang or jargon • Transmit aircraft types, roles or weapon loads in clear speech • Transmit details of arms or ammunition, particularly their movement • Transmit unit locations in clear speech

  10. SECURITY Always • Use your callsign at the start of a transmission • Use only authorised appointment titles • Ask a station to “Authenticate” if you think it may not be a genuine one

  11. SECURITY AUTHENTICATION:- Is a way to help protect your communications How to do this is described later

  12. SECURITY • Additional Aids to Security • Codes • Appointment Titles • Veiled Speech List of Appointment Titles

  13. ACCURACY Before Transmitting • Listen • Know how to use microphone • Speak clearly & distinctly • Use of Press to Talk Button (PTT) • Timing

  14. Use of Microphone Radio Procedures Part 2

  15. ACCURACY R Rhythm S Speed V Volume P Pitch

  16. PROWORDS THIS ISThe callsign of the sender follows. OVERThis is the end of my present transmission, a reply is required. OUTThis is the end of my transmission. No reply is expected.

  17. PROWORDS WAIT OUTYour transmission has been received, a reply will follow later.. WILCOMessage received, understood and I will comply with your instructions.. ROGERI have received your last transmission satisfactorily.

  18. PROWORDS SAY AGAIN.Request for repetition of a whole, or part of a message I SPELLI shall spell the next word MESSAGEThe transmission to follow will require to be written down

  19. PROWORDS FIGURESUsed before groups of numbers sent digit by digit GRID .Used before grid reference sent in clear speech. SPEAK SLOWERTransmit at a slower speed TIMEThe following group is a time group, or a date/time group

  20. PROWORDS UNKNOWN STATIONUsed when calling a Station whose identity is not known CORRECT You are correct, or what you have transmitted is correct WRONG Your last transmission was incorrect. Correct version is...

  21. PHONETICS Are used: • When reception is poor • Signal is weak • High Background Noise • Difficult to pronounce • Operators accent Assessment Start

  22. PHONETICS Letter Word Pronunciation AAlpha AL FAH B Bravo BRAHVOH CCharlie CHARLEE D Delta DEL TAH Assessment

  23. PHONETICS Some examples Letter Word Pronunciation M Mike MIKE R Romeo ROW ME OH V Victor VIK TAH For a full list see the separate Self Teach Presentation Assessment End

  24. MAP REFERENCES • The Proword Grid precedes a Grid Ref Example: TQ 123 456 This should be sent as follows: GRID (short pause) Tango Quebec (short pause) Wun Too Tree (short pause) Fower Fife Six When sending Grid References they should be sent slower than normal

  25. TIME • Given using 24-hour Clock • Preceded by the Proword Time Example: 13 40 Hours sent as Time (short pause) Wun Tree (short pause) Fower Zero

  26. DISCIPLINE ALWAYS • Use correct voice operating procedure. • Maintain a constant radio listening watch. • Ensure correct channel/frequency is selected. • Answer all your calls correctly. • Think before transmitting & make sure you know your message. • Release the PTT switch as soon as you have finished speaking & ensure the set returns to receive.

  27. DISCIPLINE NEVER • Compromise classified information by using plain language. • Make unnecessary, over long or unofficial transmissions. • Identify yourself, or your unit by name. • Swear, or lose your temper.

  28. DISCIPLINE NEVER • Disclose Frequencies. • Give telephone numbers or addresses. • Personal details about yourself or others.

  29. Group Discussion • Learning Outcomes • 1 Understand what a Callsign is, and how it is made up. • 2 Understand what the Phonetic Alphabet, how and when is it is used.

  30. Assessment Criteria • Describe how a Callsign is made up.. Help • Explain when the Phonetic Alphabet is used and demonstrate your knowledge of it. Help

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