AV08 Basic Communications Flashcards
Priority of Air/Ground Communications
- Distress
- Urgency
- VDF Navigation
- Flight safety
- Other
Distress
MAYDAY or related traffic
Urgency
PAN PAN or MEDEVAC flights
Understand the message
Ensure that you understand each message before beginning a transmission
Grouping Numbers (Aircraft)
Whole Thousands
11000 = “One One Thousand”
Aircraft Identification Flight Numbers
WJA685 = “West Jet Six Eighty Five”
Aircraft Type Numbers
A320 = “Airbus Three Twenty”
Grouping Numbers (Weather)
Wind Speed
230/20 = “Two Three Zero at Twenty”
Cloud Height
BKN035 = “Thirty Five Hundred Broken”
Vertical Visibility
VV012 = “Vertical Visibility Twelve Hundred”
Altitudes/RVR number grouping
Express in thousands, plus hundreds of feet
13500 = “One Three Thousand Five Hundred”
RVR2800 = “RVR Two Thousand Eight Hundred Feet”
Flight Levels
The word “flight level” followed by 3 separate digits
FL200 = “Flight Level Two Zero Zero”
When to say Altimeter twice
- 31.00 and higher
- 28.99 and lower
Aircraft speed
90 knots = “Speed Niner Zero Knots”
Mach 1.3 = “Mach One Decimal Three”
Runway
Runway 09 = “Runway Zero Niner”
Taxiway
Taxiway Alfa
NAVAIDS
VOR, DME, TACAN, and NDB
“Yarmouth V-O-R”
“Uplands TACAN”
“Yankee Alfa Sierra N-D-B”
Airways, Air Routes, VFR Waypoints
Jet airways and RNAV Q-routes
J500 = “JET Five Zero Zero”
Q145 = “Q One Forty Five”
VFR waypoints: State the name in full
Headings
A) In degrees magnetic in SDA
360 magnetic = “Heading Three Six Zero”
B) In degrees true in NDA
040 true = “Heading Zero Four Zero True”
Acknowledge
Let me know that you have received and understood this message
Affirmative
Yes
Break
I hereby indicate the separation between portions of the message (Used where there is no clear distinction between the text and other portions of the message)
Break Break
I hereby indicate the separation between messages transmitted to different aircraft in a very busy environment
Confirm
I request verification of: (clearance, instruction, action, information)
Contact
Establish communications with
Correct
True or Accurate
Correction
An error has been made in this transmission (or message as indicated). The correct version is…
Disregard
Ignore
Go Ahead
Proceed with your message
(Not used whenever the possibility exists of misconstruing “Go Ahead” as an authorization for an aircraft or vehicle to proceed)
How do you read
What is the readability of my transmission
I say again
I repeat for clarity or emphasis
Monitor
Listen out on (frequency)
Negative
“No” or “Permission not granted” or “That is not correct or “Not capable”
Out
This exchange of transmissions is ended and no response is expected (Not normally used in VHF communications)
Over
My transmissions is ended and I expect a response form you (Not normally used in VHF communications
Read Back
Repeat all, or the specified part, of this message back to me
Roger
I have received all of your last transmission
not used for any purpose other than to acknowledge receipt
Say Again
Repeat all, or the following part, of your last transmission
Speak Slower
Reduce your rate of speech
Stand-by
Wait and I will call you (The caller would normally re-establish contact if the delay is lengthy)
Unable
I cannot comply with your request, instruction, or clearance
Wilco
I understand your message and will comply with it (Wilco is the abbreviation for “will comply”)
Words Twice
A. As a request: “Communication is difficult. Please say every word, or group of words twice”
B. As information: “Since communication is difficult, every word or group of words in this message will be sent twice”
Readability Scale
1 - Unreadable 2 - Readable now and then 3 - Readable with difficulty 4 - Readable 5 - Perfectly readable
Unit Identification
Radio & Interphone
- “March Radio”
Public Telephone
“March Flight Service Station”
or “March F-S-S”
Canadian Operators with Designators
Initial Contact
- Operator's Radiotelephony Designator
- Flight number or last 4 char. of Reg.
ex. "Pemair One Zero one Medevac"
"West Jet Foxtrot Alfa Bravo Charlie"
Subsequent Contacts
-Do Not Abbreviate
Foreign Operators with Designators
Initial Contact
- Operators Radiotelephony Designator
- Flight number or complete aircraft Reg.
ex. “Delta Six Seventy Two Heavy”
“Speedbird Golf Alfa Bravo Charlie”
Subsequent Contacts
- No Abbreviation if flight number is used; or Designator and last 2 characters of aircraft reg.
ex. “Speedbird Charlie Delta”
Operators without Registered Designators
Initial Contact
- Manufacturer’s Name or Aircraft Type
- Last 4 characters of aircraft Reg.
ex. PA31 CGYFP = “Piper Golf Yankee Foxtrot Papa”
Subsequent Contacts
- Last 3 characters of aircraft Reg.
ex. “Yankee Foxtrot Papa”
Canadian Private Aircraft
Initial Contact
- Manufacturer’s Name or Aircraft Type
- Last 4 characters of Aircraft Reg.
ex. C172 CFABC = “Cessna Foxtrot Alfa Bravo Charlie”
or “Skyhawk Foxtrot Alfa Bravo Charlie”
Subsequent Contacts
- Last 3 characters of Aircraft Reg.
ex. “Alfa Bravo Charlie”
Foreign Private Aircraft
Initial Contact
- Manufacturer’s Name or Aircraft Type
- Complete Aircraft Registration
ex. E110 N6729H
“Embraer November Six Seven Two Niner Hotel”
or “Bandeirante November Six Seven Two Niner Hotel”
Subsequent Contacts
- Last 3 characters of Aircraft Reg.
ex. “Two Niner Hotel”
Canadian Military Aircraft
Initial Contact
- Military Service’s Radiotelephony Designator &
- Flight Number or last 4 char. of Reg. or Tactical Call Sign
ex. “Canforce Seven One Two”
“Banjo Eight One”
Subsequent Contacts
- Do Not Abbreviate
Canadian Military Aircraft carrying VIP’s
Initial Contact
- State the call sign stated by the aircraft
Royal 01-09: Royal family
Canforce 3701: Governor General
Canforce 01: Prime Minister
Canforce 02-19: Other heads of state/government
Subsequent Contact
- Do not abbreviate
Foreign Military & Coast Guard
Initial Contact
- Military Service’s Radiotelephony Designator &
- Flight Number or last 5 char. of Reg. or
ex. “US Marine Four Two Two One Five” - Tactical Call Sign
ex. “Hinge Four Eight Four”
Subsequent Contacts
-Do not abbreviate
Open Skies Treaty
Based on territorial openness and quotas of annual flights equipped with sensors to gather information about military forces and activities. Canada will accept 12 observation flights per year.
Open Skies Treaty Identification
Radiotelephony Designator: Open Skies (followed by two digits to identify the country of origin and a one-letter suffix for the type of mission) Type of missions: - F: Observation flight - D: Demonstration Flight - T: Transit Flight Designator: OSY ex. Open Skies Nine One Foxtrot
When can an aircraft’s call sign be abbreviated and unit identification omitted?
When:
- Satisfactory communication has been established, and
- No confusion is likely
When not to abbreviate call signs?
Do not abbreviate any call sign if there exists the possibility for misunderstanding.
ex. C172 CFABC vs P28A CGABC
Redbacks
- Request readback to verify accuracy
- Ensure that “readbacks” are correct
- Identify and correct any readback errors
ex. “Negative, March Altimeter (setting)”
