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HomeEngineering ToolsBasic Circuit
4 Professional Tools

Basic Circuit

Free online calculators for Ohm's Law, voltage dividers, and current dividers. Solve voltage, current, resistance, and power in seconds.

Ohm's Law Calculator

Solve voltage, current, resistance, or power

voltage
Launch

Voltage Divider Calculator

Loaded and unloaded divider output voltage

divider
Launch

Current Divider Calculator

Branch current in a parallel resistor network

parallel
Launch

Electrical Power Calculator

Calculate watts, voltage, current, or resistance

power
Launch
ElectraCalcEngineering Lab

Precision engineering tools and calculators for electronics designers, helping you build better circuits with confidence and mathematical certainty.

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Uptime: 99.9%

Calculations verified against IEC and IPC standards for precision engineering workflows.

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