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
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: University Physics
by Young & Freedman
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.