Narrative:

Aircraft landed gear up -- pilot failed to check for down indication visual, horn was functional, but couldn't hear due to headsets being used. Louder horn.

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Original NASA ASRS Text

Title: SMA LANDS GEAR UP.

Narrative: ACFT LANDED GEAR UP -- PLT FAILED TO CHK FOR DOWN INDICATION VISUAL, HORN WAS FUNCTIONAL, BUT COULDN'T HEAR DUE TO HEADSETS BEING USED. LOUDER HORN.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.