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Vortex Noise from Rotating Cylindrical Rods (1935)

NASA Technical Reports Server (NTRS) · leaf 16

An illustration from Vortex Noise from Rotating Cylindrical Rods, 1935, leaf 16 — Figure 4.- Sound spectra from three rode all rotating at the same tip speed. Vertical line indicates computed frequency for tips. 'A

NASA Technical Reports Server (NTRS)

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