The X band (3-cm radar spot-band) of the microwave band of the electromagnetic spectrum roughly ranges from 5.2–10.9 GHz. It is used by some communications satellites and X-band radar.

See also

• L band
• S band
• C band
• K band
  • K_u band
  • K_a band
• V band

Electromagnetic Spectrum Radio waves | Microwave | Infrared | Optical spectrum | Ultraviolet | X-ray | Gamma ray Visible: Red | Orange | Yellow | Green | Cyan | Blue | Violet