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Pilot/Controller Glossary

3/29/18

PCG B

−2

BROADCAST

− Transmission of information for

which an acknowledgement is not expected.

(See ICAO term BROADCAST.)

BROADCAST [ICAO]

− A transmission of informa-

tion relating to air navigation that is not addressed to
a specific station or stations.

BUFFER AREA

− As applied to an MVA or MIA

chart, a depicted three (3) or five (5) NM radius
MVA/MIA sector isolating a displayed obstacle for
which the sector is established. A portion of a buffer
area can also be inclusive of a MVA/MIA sector
polygon boundary.