Narrative:

Airbus departed mem airport. He was an eastbound departure. He contacted me on west departure and I xferred him to the east departure controller. There was almost a midair collision at mem airport several weeks ago because of the same problem.

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Original NASA ASRS Text

Title: MEM CTLR DESCRIBED DEP EVENT WHEN ACR USED WRONG DEP FREQ; LISTING PREVIOUS CLOSE CALL CAUSED BY SAME ANOMALY.

Narrative: AIRBUS DEPARTED MEM ARPT. HE WAS AN EBOUND DEP. HE CONTACTED ME ON W DEP AND I XFERRED HIM TO THE E DEP CTLR. THERE WAS ALMOST A MIDAIR COLLISION AT MEM ARPT SEVERAL WKS AGO BECAUSE OF THE SAME PROB.

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.