Wave Period Calculator — T = 1/f

Period and frequency are reciprocals: the period is the time for one complete oscillation, the frequency is how many happen per second.

$T = \frac{1}{f}$

Solve for

Frequency (f)

Unit

Result unit

How to interpret the result

A 440 Hz concert-A tone repeats every 1/440 ≈ 2.27 ms. Higher pitch always means shorter period.