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Found 23 calculators
Complex number: rectangular to polar
Converts real and imaginary parts to magnitude and phase.
Complex number: polar to rectangular
Converts magnitude and phase to real and imaginary parts.
Two complex impedances in series
Adds two impedances written as R + jX and returns real part, imaginary part, magnitude, and phase.
Two complex impedances in parallel
Combines two impedances written as R + jX in parallel and reports a zero-denominator error.
Period from frequency
Calculates waveform period from frequency.
Angular frequency
Calculates angular frequency from frequency.
RMS from peak
Calculates sinusoidal RMS voltage from peak voltage.
Peak from RMS
Calculates sinusoidal peak voltage from RMS voltage.
Capacitive reactance
Calculates capacitor reactance magnitude at a given frequency.
Inductive reactance
Calculates inductor reactance at a given frequency.
RC impedance magnitude
Calculates impedance magnitude of a series RC model.
RL impedance magnitude
Calculates impedance magnitude of a series RL model.
Series RLC impedance magnitude
Calculates impedance magnitude of a series RLC model.
Series RLC bandwidth and quality
Calculates resonant angular frequency and frequency, bandwidth, Q factor, and damping ratio.
Series RLC half-power frequencies
Calculates lower and upper half-power frequencies and bandwidth of an ideal series RLC circuit.
Series RLC quality factor
Calculates Q factor of an ideal series RLC circuit from inductance, capacitance and resistance.
LC resonant frequency
Calculates resonant frequency of an ideal LC circuit.
Parallel RLC branch currents
Calculates R, L, and C branch currents, reactive component, total current, phase, and power factor.
Power factor from phase angle
Calculates power factor as cosine of phase angle.
Single-phase apparent power
Calculates single-phase apparent power from RMS voltage and RMS current.
Single-phase active power
Calculates single-phase active power from RMS voltage, RMS current and power factor.
Single-phase reactive power
Calculates single-phase reactive power from RMS voltage, RMS current and phase angle.
Parallel RLC circuit
Calculates admittance, impedance, branch currents and resonance of a simple parallel RLC circuit.