Impedance

Impedance may refer to:

• Electrical impedance, the ratio of the voltage phasor to the electric current phasor, a measure of the opposition to time-varying electric current in an electric circuit
  • Characteristic impedance of a transmission line
  • Nominal impedance, approximate designed impedance
• Wave impedance, a constant related to electromagnetic wave propagation in a medium
  • Impedance of free space, a universal constant
• Mechanical impedance, a measure of opposition to motion of a structure subjected to a force
• Acoustic impedance, a constant related to the propagation of sound waves in an acoustic medium
• Impedance, a characterization of the self interaction of a charged particle beam

See also

Look up impedance in Wiktionary, the free dictionary.

• All pages beginning with "impedance"
• All pages with titles containing "impedance"