The quick access recorder (QAR) stores data. It gives you access to airplane performance data. The QAR gets data from the FDAU. It holds the data on removable cartridges.

    
The Wireless GroundLink - quick access recorder (WQAR) stores, records data. It is capable of automatically transmitting the recorded data over a commercial wireless data link, while it also provides for manual removal of recorded data using a removable recording media. While the aircraft is on the ground, the recorded data is compressed, encrypted and transmitted securely over the wireless cellular data link.
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