Cricket (Warning Sound)

A cricket is a type of cockpit audio alert onboard commercial aircraft such as those of Airbus.^[1]^[2] Its sound is intentionally designed to be extremely difficult for pilots to ignore. The "chirp chirp" sound is named after the insect that it imitates.

References

↑ "Flight Operations Briefing Notes". Airbus. 4 May 2005. http://www.airbus.com/fileadmin/media_gallery/files/safety_library_items/AirbusSafetyLib_-FLT_OPS-TOFF_DEP-SEQ08.pdf. Retrieved 12 December 2011.
↑ "A319/A320/A321 Flightdeck and Systems Briefing for Pilots". 8 October 2006. http://www.smartcockpit.com/data/pdfs/plane/airbus/A320/misc/A320_Flight_Deck_and_Systems_Briefing_For_Pilots.pdf.

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[1] "Flight Operations Briefing Notes". Airbus. 4 May 2005. http://www.airbus.com/fileadmin/media_gallery/files/safety_library_items/AirbusSafetyLib_-FLT_OPS-TOFF_DEP-SEQ08.pdf. Retrieved 12 December 2011.

[2] "A319/A320/A321 Flightdeck and Systems Briefing for Pilots". 8 October 2006. http://www.smartcockpit.com/data/pdfs/plane/airbus/A320/misc/A320_Flight_Deck_and_Systems_Briefing_For_Pilots.pdf.