Narrative:

Compressor stall left engine; 800 ft on climbout. [There were] loud bangs; pops; smokey odor; and fluctuating EPR and N1. Autothrottles disconnected; power reduced; emergency declared; checklist accomplished; returned for uneventful landing on runway xxr. Cleared runway; crash fire rescue equipment inspected aircraft; no damage noted; taxied to gate.

Google
 

Original NASA ASRS Text

Title: The flight crew of a commercial fixed wing aircraft declared an emergency and returned to their departure airport after suffering continuous compressor stalls from the left engine.

Narrative: Compressor stall left engine; 800 FT on climbout. [There were] loud bangs; pops; smokey odor; and fluctuating EPR and N1. Autothrottles disconnected; power reduced; emergency declared; checklist accomplished; returned for uneventful landing on Runway XXR. Cleared runway; CFR inspected aircraft; no damage noted; taxied to gate.

Data retrieved from NASA's ASRS site as of April 2012 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.