Because Acarsdeco2 is an unsupported project, you cannot find it on an official modern website. However, its legacy lives on, and the installation files are still available through community-hosted archives.
Acarsdeco2 distinguishes itself from other decoders through its multi-channel capability and integrated web interface: Multi-Channel Decoding : It can decode signals from up to three or four channels simultaneously
Inside, you will find the main executable file: acarsdeco2.exe . Prerequisites: RTL-SDR Driver Setup
No traditional installation is required—the software runs directly from the extracted files.
– Optimized for the air band (118–138 MHz). An air band bandpass filter can help reduce interference. Acarsdeco2 Windows Download
: Look for a .zip archive labeled for Windows (usually acarsdeco2_windows_YYYYMMDD.zip ).
We highly recommend ACARSdeco2 to anyone interested in tracking aircraft communication and decoding ACARS messages. The software is well-maintained, and the developer provides regular updates and support. If you're looking for a reliable and feature-rich ACARS decoding software, ACARSdeco2 is an excellent choice.
acarsdeco2.exe --device-serial 00000001 --freq 131550000 --http-port 8080 acarsdeco2.exe --device-serial 00000002 --freq 131725000 --http-port 8081
Create a dedicated folder on your computer (e.g., C:\SDR\Acarsdeco2 ). Because Acarsdeco2 is an unsupported project, you cannot
: Users generally run the program via a batch file (e.g., ad2.bat ). This file can be edited with Notepad to include specific parameters such as your dongle's PPM frequency offset , gain settings , and the desired ACARS frequencies .
Now open your browser to http://localhost:8080 to see live messages.
Note: ACARS frequencies vary by region. Common frequencies in North America include 131.550 MHz, 131.725 MHz, and 130.025 MHz. In Europe, 131.725 MHz and 131.825 MHz are widely used. 4. Launching the Decoder
Acarsdeco2 is a multi-channel ACARS SDR receiver and decoder designed specifically for Realtek RTL2832U-based software-defined radio dongles. Developed by programmer Serg_Gl, it stands out because it can synthesize and monitor up to four different ACARS frequencies simultaneously using a single RTL-SDR device. : Look for a
To display aircraft images in the Acarsdeco2 web interface, use the --vrs-url option to point to your Virtual Radar Server instance:
In the address bar, type: http://localhost:8080 (or http://127.0.0.1:8080 ). Hit enter.
: Launch the batch file to begin decoding. Once running, open your web browser to the local address specified in the documentation to view incoming data. Use Cases and Data Types