Frequency Calculator

Give frequency in Hertz

Frequency ↔ wavelength

Hertz
Cycles per second
29.98PHz
Power of 10
Log10 (a.k.a. 'orders of magnitude')
16.4768
Power of 2
Log2 (a.k.a. 'octaves')
54.7348
Cycle duration
1 / hertz = time/cycle
33.36asec
Wavelength
Speed of light = 299 792 km/s
10nm

Electro-Magnetic Spectrum

Ultraviolet A (UV-A)
  • Frequency:
    749.5THz - 951THz
  • Wavelength:
    0.32µm - 0.4µm
Ultraviolet B (UV-B)
  • Frequency:
    951THz - 1.07PHz
  • Wavelength:
    0.28µm - 0.32µm
Ultraviolet C (UV-C)
  • Frequency:
    1.07PHz - 2.5PHz
  • Wavelength:
    0.12µm - 0.28µm
Vacuum Ultraviolet
  • Frequency:
    2.5PHz - 30PHz
  • Wavelength:
    9.99nm - 0.12µm

Examples

Blue (visible light)
Infra-red
AM Radio
FM Radio
UHF TV
Wifi 11a
Wifi 11g
X-ray

References

Infrared
Hertz
Speed of Sound