A B737-300 rejected takeoff at 80 KTS due to no airspeed indication on captain's indicator caused by a failed air data computer.

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Attributes
ACN	521858
Time
Date	200108
Day	Fri
Local Time Of Day	1801 To 2400
Place
Locale Reference	airport : clt.airport
State Reference	NC
Altitude	agl single value : 0
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	B737-300
Operating Under FAR Part	Part 121
Flight Phase	ground : takeoff roll ground : preflight
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
Experience	flight time last 90 days : 160 flight time total : 10000 flight time type : 1500
ASRS Report	521858
Person 2
Affiliation	company : air carrier
Function	flight crew : captain
Qualification	pilot : atp
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	other flight crewa other flight crewb
Resolutory Action	flight crew : rejected takeoff
Consequence	other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

During takeoff roll, at the 80 KT call, the captain had no airspeed indication and rejected the takeoff. The reject was good and aircraft was taxied clear of the runway. Returned to the gate. Callback conversation with reporter revealed the following information: the reporter stated the rejected takeoff was caused by no airspeed indication on the captain's side. The reporter said the air data computer had failed and was replaced with a short delay.

Original NASA ASRS Text

Title: A B737-300 REJECTED TKOF AT 80 KTS DUE TO NO AIRSPD INDICATION ON CAPT'S INDICATOR CAUSED BY A FAILED AIR DATA COMPUTER.

Narrative: DURING TKOF ROLL, AT THE 80 KT CALL, THE CAPT HAD NO AIRSPD INDICATION AND REJECTED THE TKOF. THE REJECT WAS GOOD AND ACFT WAS TAXIED CLR OF THE RWY. RETURNED TO THE GATE. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE RPTR STATED THE REJECTED TKOF WAS CAUSED BY NO AIRSPD INDICATION ON THE CAPT'S SIDE. THE RPTR SAID THE AIR DATA COMPUTER HAD FAILED AND WAS REPLACED WITH A SHORT DELAY.

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.