Impedance Calculator
Calculate impedance, reactance, and phase angle for AC circuits
Formulas Used
Series: Z = √(R² + (XL - XC)²)
XL = 2πfL, XC = 1/(2πfC)
Phase angle: φ = arctan((XL - XC)/R)
Resonance: f₀ = 1/(2π√LC)
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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.