Aircraft Communications Addressing and Reporting System (ACARS)

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Aircraft Communications Addressing and Reporting System (ACARS)
ACARS.jpg
Frequencies 129 MHzMegaHertz (MHz) 10^6 Hz129,000,000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
129,000 kHzKiloHertz (kHz) 10^3 Hz
,137 MHzMegaHertz (MHz) 10^6 Hz137,000,000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
137,000 kHzKiloHertz (kHz) 10^3 Hz
129,000 kHzKiloHertz (kHz) 10^3 Hz
129 MHzMegaHertz (MHz) 10^6 Hz
137,000 kHzKiloHertz (kHz) 10^3 Hz
137 MHzMegaHertz (MHz) 10^6 Hz
Frequency Range 129 MHzMegaHertz (MHz) 10^6 Hz129,000,000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
129,000 kHzKiloHertz (kHz) 10^3 Hz
- 137 MHzMegaHertz (MHz) 10^6 Hz137,000,000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).
137,000 kHzKiloHertz (kHz) 10^3 Hz
Mode AMAmplitude Modulation
Modulation MSKMinimum-Shift Keying (When Shift/Bd = 0.5. It is impossible to get this ratio to be lower than 0.5, hence it is called the 'Minimum' shift.)
ACFAutoCorrelation Function
Bandwidth 5000 HzHertz (Hz), unit of frequency, defined as one cycle per second (1 Hz).kHzKiloHertz (kHz) 10^3 Hz
0.005 MHzMegaHertz (MHz) 10^6 Hz
kHzKiloHertz (kHz) 10^3 Hz
0.005 MHzMegaHertz (MHz) 10^6 Hz
kHzKiloHertz (kHz) 10^3 Hz
0.005 MHzMegaHertz (MHz) 10^6 Hz
Location Worldwide
Short Description Short messages sent to and from aircraft
I/Q Raw Recording Download file
Audio Sample

Short messages sent to and from aircraft.


Samples[edit]

Direct Samples


Frequencies[edit]

ACARS Frequencies
Frequency Location
129.125 MHzMegaHertz (MHz) 10^6 Hz USA and Canada Additional
130.025 MHzMegaHertz (MHz) 10^6 Hz USA and Canada Secondary
130.425 MHzMegaHertz (MHz) 10^6 Hz USA Additional
130.450 MHzMegaHertz (MHz) 10^6 Hz USA and Canada Additional
131.125 MHzMegaHertz (MHz) 10^6 Hz USA Additional
131.450 MHzMegaHertz (MHz) 10^6 Hz Japan Primary
131.450 MHzMegaHertz (MHz) 10^6 Hz NZ ARINC Channel
131.475 MHzMegaHertz (MHz) 10^6 Hz Air Canada Company Channel
131.525 MHzMegaHertz (MHz) 10^6 Hz European Secondary
131.550 MHzMegaHertz (MHz) 10^6 Hz World Primary
131.725 MHzMegaHertz (MHz) 10^6 Hz Europe Primary
131.850 MHzMegaHertz (MHz) 10^6 Hz New European Channel
136.700 MHzMegaHertz (MHz) 10^6 Hz USA Additional
136.750 MHzMegaHertz (MHz) 10^6 Hz USA Additional
136.750 MHzMegaHertz (MHz) 10^6 Hz New European Channel
136.800 MHzMegaHertz (MHz) 10^6 Hz USA Additional
136.850 MHzMegaHertz (MHz) 10^6 Hz SITA North America
136.900 MHzMegaHertz (MHz) 10^6 Hz European Secondary

Decoding Software[edit]

Hobby Level Software

Decoding Tutorials[edit]

Antennas[edit]

ACARS is vertically polarized.

Video Examples[edit]

Additional Links[edit]

Additional Images[edit]