Flight crew departing reports raas announcing on taxiway; on taxiway very loud.

Attributes
ACN	806002
Time
Date	200809
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : ktn.airport
State Reference	AK
Altitude	agl single value : 0
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	Medium Large Transport Low Wing 2 Turbojet Eng
Operating Under FAR Part	Part 121
Flight Phase	ground : takeoff roll
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Experience	flight time total : 200 flight time type : 2500
ASRS Report	806002
Events
Anomaly	aircraft equipment problem : less severe
Independent Detector	other flight crewa
Resolutory Action	none taken : unable none taken : anomaly accepted
Supplementary
Problem Areas	Aircraft Company
Primary Problem	Aircraft

Narrative:

During takeoff; raas started calling out 'on taxiway' very loud. This call was in error. The raas calls would/could have blocked radio calls. Remove raas.

Original NASA ASRS Text

Title: FLT CREW DEPARTING REPORTS RAAS ANNOUNCING ON TXWY; ON TXWY VERY LOUD.

Narrative: DURING TKOF; RAAS STARTED CALLING OUT 'ON TXWY' VERY LOUD. THIS CALL WAS IN ERROR. THE RAAS CALLS WOULD/COULD HAVE BLOCKED RADIO CALLS. REMOVE RAAS.

Data retrieved from NASA's ASRS site as of May 2009 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.