An small aircraft crew lost its alternator.

Attributes
ACN	258608
Time
Date	199312
Day	Thu
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : ind
State Reference	IN
Altitude	msl bound lower : 4000 msl bound upper : 4000
Environment
Flight Conditions	IMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : ind tower : bvy
Operator	general aviation : instructional
Make Model Name	Small Aircraft, High Wing, 1 Eng, Fixed Gear
Flight Phase	cruise other other
Flight Plan	IFR
Person 1
Affiliation	Other
Function	instruction : trainee
Qualification	pilot : private
Experience	flight time last 90 days : 50 flight time total : 170 flight time type : 50
ASRS Report	258608
Person 2
Affiliation	Other
Function	instruction : instructor
Qualification	pilot : instrument pilot : commercial pilot : cfi
Experience	flight time last 90 days : 100 flight time total : 900 flight time type : 300
ASRS Report	258802
Events
Anomaly	aircraft equipment problem : critical inflight encounter : weather other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : unspecified other flight crewa
Resolutory Action	flight crew : declared emergency none taken : anomaly accepted other
Consequence	Other
Supplementary
Primary Problem	Aircraft

Narrative:

During cruise flight, low voltage light came on. It was determined that an alternator failure had occurred. We returned to indianapolis and declared an emergency so priority would be given due to low electrical power.

Original NASA ASRS Text

Title: AN SMA CREW LOST ITS ALTERNATOR.

Narrative: DURING CRUISE FLT, LOW VOLTAGE LIGHT CAME ON. IT WAS DETERMINED THAT AN ALTERNATOR FAILURE HAD OCCURRED. WE RETURNED TO INDIANAPOLIS AND DECLARED AN EMER SO PRIORITY WOULD BE GIVEN DUE TO LOW ELECTRICAL PWR.

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.