MULTICOM
In U.S. and Canadian aviation, MULTICOM is a frequency allocation used as a Common Traffic Advisory Frequency by aircraft near airports where no air traffic control is available. Frequency allocations vary from region to region.
Despite the use of uppercase letters, MULTICOM is not an abbreviation or acronym.
In the United States, there is one MULTICOM frequency: 122.9 MHz. At uncontrolled airports without a UNICOM, pilots are to self-announce on the MULTICOM frequency.
In Australia, there is one MULTICOM frequency: 126.7 MHz.
In Brazil, there is one MULTICOM frequency: 123.45 MHz.
