Power Factor Calculator Home›Electronics Calculators›AC Circuits›Power Factor Calculator This calculator requires JavaScript.PF = cos(θ) = P/S | S = V×I | Q = √(S²−P²) PF = cos(θ) PF = P/S… read more
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Resonant Frequency Calculator
Resonant Frequency Calculator Home›Electronics Calculators›AC Circuits›Resonant Frequency Calculator This calculator requires JavaScript.f₀ = 1/(2π√(LC)) | Q = (1/R)√(L/C) | BW = f₀/Q f₀ = 1/(2π√LC) Q = Xₗ/R BW =… read more
Capacitor Ripple Voltage Calculator
Capacitor Ripple Voltage Calculator – Filter Cap Sizing & Ripple Home›Electronics Calculators›Capacitors›Capacitor Ripple Voltage Calculator This calculator requires JavaScript. Key formula:ΔV = I / (n × f × C) ΔV… read more
Capacitance Between Wires Calculator
Capacitance Between Wires Calculator Home›Electronics Calculators›Capacitance Between Wires Calculator This calculator requires JavaScript. Key formula:C/m = πε₀εr / acosh(D/2r) Capacitance Between Two Parallel Conductors Twin Lead (1mm/5mm) Speaker Cable AWG16… read more
Capacitor Charge Calculator
Capacitor Charge Calculator Home›Electronics Calculators›Capacitors›Capacitor Charge Calculator This calculator requires JavaScript. Key formulas:Q = C × V | E = ½CV² | τ = RC Calculate Charge, Energy, and RC… read more
Active Filter Calculator
Active Filter Calculator Home›Electronics Calculators›Filters›Active Filter Calculator This calculator requires JavaScript. Sallen-Key active filter design. Sallen-Key (unity gain) 2nd Order Active No inductors needed Low Pass High Pass Band Pass… read more
Butterworth Filter Calculator
Butterworth Filter Calculator Home›Electronics Calculators›Filters›Butterworth Filter Calculator This calculator requires JavaScript. Butterworth: maximally-flat magnitude response. Maximally Flat Passband −20n dB/decade roll-off |H(jω)|² = 1/(1+(ω/ωc)2n) 1kHz 2nd Order 10kHz 3rd Order… read more
Crossover Calculator
Crossover Calculator Home›Electronics Calculators›Filters›Crossover Calculator This calculator requires JavaScript. 1st Order: −6 dB/oct 2nd Order: −12 dB/oct Butterworth / Linkwitz-Riley 2-Way 3-Way 3kHz 8Ω (2-way) 2.5kHz 4Ω 500/5k 8Ω (3-way)… read more
Band Stop Filter Calculator
Band Stop Filter Calculator Home›Electronics Calculators›Filters›Band Stop Filter Calculator This calculator requires JavaScript. fc = √(fL × fH) | BW = fH − fL | Q = fc/BW fc =… read more
Band Pass Filter Calculator
Band Pass Filter Calculator Home›Electronics Calculators›Filters›Band Pass Filter Calculator This calculator requires JavaScript. fc = √(fL × fH) | BW = fH − fL | Q = fc/BW fc =… read more
High Pass Filter Calculator
High Pass Filter Calculator Home›Electronics Calculators›Filters›High Pass Filter Calculator This calculator requires JavaScript. High Pass: passes f > fc, attenuates f < fc Passes high frequencies Attenuates low frequencies −3… read more