Electrical-Electronic Engineering Calculations

Basic and advanced calculation tools you will need in your electrical and electronics projects, designs and learning:

Circuit Analysis Calculations

Ohm's Law Calculator

Calculates the relationship between voltage, current and resistance using Ohm's Law.

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Series/Parallel Resistance Calculation

Finds the equivalent resistance of resistors connected in series or parallel.

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Electrical Power Calculation

Calculates the electrical power (Watt) consumed or produced in the circuit.

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Capacitor Charge/Discharge Calculation

It determines the charging and discharging times and instantaneous values of capacitors.

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Signal and Frequency Calculations

RC/RL Time Constant Calculation

Finds the time constant (tau) of RC or RL circuits.

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Frequency and Period Conversion

Converts between frequency and period values.

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Filter Cutoff Frequency Calculation

Determines the cutoff frequency of low- or high-pass filters.

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Electronic Components and Design

Resistor Color Code Calculator

Finds resistor values from color codes or color codes from values.

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LED Current Limiting Resistor Calculation

Determines the series resistance required to safely operate an LED.

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Voltage Divider Calculation

Calculates the voltage divider resistors to obtain the desired output voltage.

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Power and Energy Systems

Voltage Drop Calculation

Calculates the voltage drop in conductors and its effect.

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Power Factor Correction Calculation

Determines the compensation required to improve the power factor in industrial facilities.

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