Frequency Converter
Convert between Hz, kHz, MHz, GHz, RPM and BPM.
Convert from
Megahertz — 100.00 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
| Name | Frequency | Band |
|---|---|---|
| Infrasound (max) | 20.000 Hz | Infrasound |
| Human hearing (min) | 20.000 Hz | Audio |
| Middle A (concert pitch) | 440.00 Hz | Audio |
| Human hearing (max) | 20.000 kHz | Audio |
| AC power (US/JP) | 60.000 Hz | Electrical |
| AC power (EU/AU) | 50.000 Hz | Electrical |
| AM radio (min) | 530.00 kHz | Radio |
| FM radio (min) | 87.500 MHz | Radio |
| Wi-Fi 2.4 GHz | 2.4000 GHz | RF |
| Wi-Fi 5 GHz | 5.0000 GHz | RF |
| 5G mmWave | 28.000 GHz | RF |
| Visible light (red) | 430.00 THz | Light |
| Visible light (violet) | 750.00 THz | Light |
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
- 1Select a source unit and enter a frequency value.
- 2All equivalent values update instantly in every unit.
- 3Check the period and wavelength cards for derived properties.