Frequency Converter — Unit Converters — Zapit

Frequency Converter

Convert between Hz, kHz, MHz, GHz, RPM and BPM.

Convert from

Megahertz100.00 MHz

Hz

Hertz

100000000

kHz

Kilohertz

100000

MHz

Megahertz

100

GHz

Gigahertz

0.1

THz

Terahertz

0.0001

RPM

Revolutions/min

6000000000

BPM

Beats per minute

6000000000

rad/s

Radians/second

628318500

Period (1/f)

10.00 ns

Time for one complete cycle

EM Wavelength (λ = c/f)

2.998 m

In vacuum (speed of light)

Common frequency reference

NameFrequencyBand
Infrasound (max)20.000 HzInfrasound
Human hearing (min)20.000 HzAudio
Middle A (concert pitch)440.00 HzAudio
Human hearing (max)20.000 kHzAudio
AC power (US/JP)60.000 HzElectrical
AC power (EU/AU)50.000 HzElectrical
AM radio (min)530.00 kHzRadio
FM radio (min)87.500 MHzRadio
Wi-Fi 2.4 GHz2.4000 GHzRF
Wi-Fi 5 GHz5.0000 GHzRF
5G mmWave28.000 GHzRF
Visible light (red)430.00 THzLight
Visible light (violet)750.00 THzLight
Convert between Hz, kHz, MHz, GHz, THz, RPM, BPM and rad/s. Calculates wave period and electromagnetic wavelength for any frequency.

Key Features

8 Units
Hz, kHz, MHz, GHz, THz, RPM, BPM and rad/s — covering audio, radio, electrical and mechanical frequencies.
Wave Period
Shows the time for one complete cycle in the appropriate unit (s, ms, μs, ns or ps).
EM Wavelength
Calculates electromagnetic wavelength using λ = c/f (speed of light divided by frequency).
Reference Table
13 real-world frequency references from infrasound to visible light.

How to Use

  1. 1Select a source unit and enter a frequency value.
  2. 2All equivalent values update instantly in every unit.
  3. 3Check the period and wavelength cards for derived properties.

Frequently Asked Questions