Astring: f = +- 7.5 Hzdistance (mm) f1 f2 f3 f4 f5

650 109 109 109 109 109 109 0.00153846153577 109 109 109 109 109 109 0.00173310225514 140 140 140 140 140 140 0.00194552529458 156 156 156 156 156 156 0.00218340611408 171 171 171 171 171 171 0.00245098039364 203 203 203 203 203 203 0.00274725274325 218 218 218 218 218 218 0.00307692307290 281 281 281 281 0.00344827586 140 m/s259 312 312 312 312 312 312 0.00386100386

Length = 650 +- 2mmAverage frequency Transformed (y=1/x) (1/d)