Annex 10 Radiotelephony procedures

Question 1

5.2.1.4.1.2 All numbers used in the transmission of -

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.

Answer 1

1. altitude(not flight level),
2. cloud height,
3. visibility and;
4. runway visual range (RVR) information

Question 2

5.2.1.7.2.2 Abbreviated call signs:

The aircraft radiotelephony call signs shown in 5.2.1.7.2.1.1, with the exception of Type c), may be abbreviated in the circumstances prescribed in 5.2.1.7.3.3.1. Abbreviated call signs shall be in the following form:

Type a) - the first _________ of the _________ and at least the ___ two characters of the ______;

Type b) - the telephony designator of the aircraft operating _______, followed by at least the ___ two characters of the ______;

Note: If the manufacturer(Cessna, Cherokee, Bonanza) is used, the callsign is abbreviated to -

Answer 2

Type a) - the first character of the registration and at least the last two characters of the call sign;

Type b) - the telephony designator of the aircraft operating agency, followed by at least the last two characters of the call sign;

The last three characters of the callsign but AT LEAST the last two.