Frequency Calculator

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Calculates frequency (cycles per second, Hz) based on period, wavelength, or wave speed.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Period (seconds), Wavelength (meters), and Wave Speed (meters/second) in the units shown.

Step 2

Read Frequency from Wave Speed and Frequency from Period in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

See the inputs and their calculated results.

Period (seconds): 1 s; Wavelength (meters): 1 m; Wave Speed (meters/second): 343 m/s

Frequency from Wave Speed: 343 Hz; Frequency from Period: 1 Hz

Period (seconds): 0.5 s; Wavelength (meters): 1 m; Wave Speed (meters/second): 343 m/s

Frequency from Wave Speed: 343 Hz; Frequency from Period: 2 Hz

Period (seconds): 1 s; Wavelength (meters): 2 m; Wave Speed (meters/second): 343 m/s

Frequency from Wave Speed: 171.5 Hz; Frequency from Period: 1 Hz

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