UT

Electrical & Electronics

Calculate, simulate, and design electronic circuits

Ohm's Law Calculator

Calculate voltage, current, and resistance using Ohm's law.

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Resistor Color Code Calculator

Decode resistor values from color bands or find bands from values.

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LED Resistor Calculator

Calculate the correct resistor value for LEDs in your circuit.

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Voltage Divider Calculator

Calculate output voltage and resistor values for voltage dividers.

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Capacitor Charge Calculator

Calculate charging and discharging time for RC circuits.

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Inductor Energy Calculator

Calculate energy stored in an inductor.

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Power Calculator (Watts)

Calculate electrical power from voltage, current, and resistance.

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Wire Gauge Calculator (AWG)

Find the right wire gauge for your current and distance requirements.

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Battery Life Calculator

Estimate how long a battery will last based on capacity and load.

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Series & Parallel Resistor Calculator

Calculate total resistance for series and parallel resistor networks.

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Capacitor Series & Parallel Calculator

Calculate equivalent capacitance for series and parallel combinations.

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Transformer Turns Ratio Calculator

Calculate transformer turns ratio, voltage, and current relationships.

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RC Time Constant Calculator

Calculate time constant for resistor-capacitor circuits.

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Frequency to Wavelength Converter

Convert between frequency and wavelength for electromagnetic waves.

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Decibel (dB) Calculator

Convert between decibels and power or voltage ratios.

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AC Power Factor Calculator

Calculate real, reactive, and apparent power in AC circuits.

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Kirchhoff's Law Calculator

Solve circuits using Kirchhoff's voltage and current laws.

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Op-Amp Gain Calculator

Calculate gain for inverting and non-inverting op-amp configurations.

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555 Timer Calculator

Calculate frequency and duty cycle for 555 timer circuits.

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PCB Trace Width Calculator

Calculate required PCB trace width for a given current.

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Electrical Unit Converter

Convert between electrical units like volts, amps, watts, and ohms.

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Fuse Size Calculator

Determine the correct fuse size for your electrical circuit.

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Motor Horsepower Calculator

Calculate motor horsepower from torque and RPM.

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Solar Panel Calculator

Estimate solar panel output based on size, efficiency, and sunlight.

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Electricity Cost Calculator

Calculate electricity cost based on power consumption and rates.

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Wheatstone Bridge Calculator

Calculate unknown resistance using a Wheatstone bridge circuit.

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RLC Circuit Calculator

Calculate resonant frequency and impedance for RLC circuits.

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Zener Diode Calculator

Calculate resistor values for Zener diode voltage regulation.

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Heat Sink Calculator

Calculate thermal resistance and heat sink requirements.

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Coil Inductance Calculator

Calculate inductance for air-core and toroidal coils.

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Star-Delta Conversion Calculator

Convert between star (Y) and delta (Δ) resistor networks.

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Coulomb's Law Calculator

Calculate electrostatic force between two charges.

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Electrical Wire Resistance Calculator

Calculate wire resistance from material, length, and cross-section.

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