Music & Acoustics

Intermediate

Open Pipe Fundamental

Lowest note of a pipe open at both ends (like a flute).

Formula

f = \frac{v}{2L}

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Variables

fFrequency (Hz)

vSpeed of sound (m/s)

LPipe length (m)

Example

L=0.5 m: f = 343/1.0 = 343 Hz

Did You Know?

A pipe closed at one end sounds an octave lower than an open pipe of the same length.

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