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A
OO-IMC, Lille information, squawk sixty-one twenty, QNH one zero two five, ceiling broken two thousand five hundred feet.
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B
OO-IMC, Lille information, squawk six one two zero, QNH one zero two five, ceiling broken two thousand five hundred feet.
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C
OO-IMC, Lille information, squawk six one two zero, QNH one zero two five, ceiling broken two five zero zero feet.
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D
OO-IMC, Lille information, squawk sixty-one twenty, QNH one zero two five, ceiling broken two five zero zero feet.
Refer to figure.
- squawk 6120 => squawk six one two zero
- QNH 1025 => QNH one zero two five
- ceiling broken 2500 feet => ceiling broken two thousand five hundred feet.
ICAO Annex 10 — Aeronautical Telecommunications
Chapter 5
5.2.1.4 Transmission of numbers in radiotelephony
5.2.1.4.1 Transmission of numbers
5.2.1.4.1.3. The altimeter setting shall be transmitted by pronouncing each digit separately except for the case of a setting of 1 000 hPa which shall be transmitted as ONE THOUSAND.
Altimeter setting | Transmitted as |
1009 | QNH one zero zero nine |
1000 | QNH one thousand |
993 | QNH nine nine three |
5.2.1.4.1.4. All numbers used in the transmission of transponder codes shall be transmitted by pronouncing each digit separately except that, when the transponder codes contain whole thousands only, the information shall be transmitted by pronouncing the digit in the number of thousands followed by the word THOUSAND.
Transponder codes | Transmitted as |
2400 | Squawk two four zero zero |
1000 | Squawk one thousand |
2000 | Squawk two thousand |
5.2.1.4.1.5. All numbers used in the transmission of altitude, cloud height, visibility and runway visual range (RVR) information, which contain whole hundreds and whole thousands, shall be transmitted by pronouncing each digit in the number of hundreds or thousands followed by the word HUNDRED or THOUSAND as appropriate. Combinations of thousands and whole hundreds shall be transmitted by pronouncing each digit in the number of thousands followed by the word THOUSAND followed by the number of hundreds followed by the word HUNDRED.
Cloud height | Transmitted as |
2 200 | Two thousand two hundred |
4 300 | Four thousand three hundred |
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