Big Bird made by SpiralAirfoil TM in yard at Blanchard Machine in Hillsboro N.H.
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Uploader Comments (spiralairfoil)
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You are on It my frend! wat Is start up speed?7tbl
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Hi 7tbl, Glad you approve! The Start up speed is 1.5 miles per hour, we wanted a bird that took advantage of the small winds which happens to be the range that we live in from day to day. We want a bird that will cover the entire spectrum of wind. Thank you for the kind words, greatly appreciated.
spiralairfoil 3 months ago