Transmission Coefficient Calculator

Calculate transmission and reflection coefficients at impedance boundaries

Formulas Used

Reflection coefficient: r = (Z2 - Z1) / (Z2 + Z1)

Transmission coefficient: t = 2Z2 / (Z2 + Z1)

Power reflection: R = r²

Power transmission: T = 1 - R = 4Z1Z2 / (Z1 + Z2)²