Frequency Calculator

Give frequency in Hertz

Frequency Hz KHz MHz GHz THz PHz EHz

Calculate frequency!

Frequency ↔ wavelength

Hertz

Cycles per second

350GHz

Power of 10

Log₁₀ (a.k.a. 'orders of magnitude')

11.5441

Power of 2

Log₂ (a.k.a. 'octaves')

38.3486

Cycle duration

1 / hertz = time/cycle

2.86psec

Wavelength

Speed of light = 299 792 km/s

0.86mm

Electro-Magnetic Spectrum

IR-C	IR-B	IR-A	red	orange	yellow	green	blue	violet	UVA	UVB	UVC
300 GHz – 100 THz	100 THz – 215 THz	215 THz – 430 THz	450 THz	500 THz	515 THz	545 THz	650 THz	750 THz	750THz - 951THz	951THz - 1.07PHz	1.07PHz - 2.5PHz

Examples

Blue (visible light)

Infra-red

AM Radio

FM Radio

UHF TV

Wifi 11a

Wifi 11g

X-ray

References

Infrared

Hertz

Speed of Sound