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Frequency-wavelength relations for free space
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Frequency-wavelength relations for free space
Band Name
- Cosmic rays
- Frequency Range: Greater that 10+20
- Free Space Wavelength, m: Less than 10-12
- Gamma rays
- Frequency Range: 3x 10+20 to 3x 10+19
- Free Space Wavelength, m: 10-12 to 10-11
- X-rays
- Frequency Range: 3x 10+19 to 3x 10+18
- Free Space Wavelength, m: 10-11 to 10-10
- Ultraviolet
- Frequency Range: 3x 10+18 to 7x 10+14
- Free Space Wavelength, m:10-10 to 4.3x 10-7
- Visible light
- Frequency Range: 7x 10+14 to 4x 10+14
- Free Space Wavelength, m:4.3x 10-7 to 7.5x 10-7
- Infrared
- Frequency Range: 4x 10+14 to 300 GHz
- Free Space Wavelength, m:7.5x 10-7 to 10-3
- EHF (extra high)
- Frequency Range: 300 GHz to 30 GHz
- Free Space Wavelength, m:10-3 to 10-2
- SHF (super high)
- Frequency Range: 30 GHz to 3 GHz
- Free Space Wavelength, m:10-2 to 10-1
- UHF (ultra high)
- Frequency Range: 3 GHz to 300 MHz
- Free Space Wavelength, m:10-1 to 1
- VHF (very high)
- Frequency Range: 300 MHz to 30 MHz
- Free Space Wavelength, m: 1 to 10
- HF (high)
- Frequency Range: 30 MHz to 3 MHz
- Free Space Wavelength, m: 10 to 100
- MF (middle)
- Frequency Range: 3 MHz to 300 kHz
- Free Space Wavelength, m: 10+2 to 10+3
- LF (low)
- Frequency Range: 300 kHz to 30 kHz
- Free Space Wavelength, m: 10+3 to 10+4
- VLF (very low)
- Frequency Range: 30 kHz to 3 kHz
- Free Space Wavelength, m: 10+4 to 10+5
- ULF (ultra low)
- Frequency Range: Less than 3 kHz
- Free Space Wavelength, m: Greater than 10+5