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Aviation Images > Rarebirds > Douglas MD-81 UDF (GE36) Propfan Demonstrator |
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MD-81 DC-9-81 UDF Demonstrator (GE36) - s/n N980DC - 48000/909 - McDD/General Electric - Farnborough, September 1988 |
The GE36 Unducted Fan (UDF) used two contra-rotating propellers with eight blades each. |