Narrative:

Using new navigation (GPS) equipment. Thought I was clear class C airspace but was not. Climbed to 4000 ft MSL with a floor of 3000 ft MSL.

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Original NASA ASRS Text

Title: AC11 PLT HAD INCURSION INTO OKC CLASS C.

Narrative: USING NEW NAV (GPS) EQUIP. THOUGHT I WAS CLR CLASS C AIRSPACE BUT WAS NOT. CLBED TO 4000 FT MSL WITH A FLOOR OF 3000 FT MSL.

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.