## LED Resistor Calculator (Simple Tool)

LEDs require a current-limiting resistor to operate at the ideal operating point and ensure a long …

## Current Divider Calculator (Online-Tool)

A current divider is a parallel connection of resistors. The same voltage is applied across all …

## Voltage Divider Calculator – Easy Tool

A voltage divider is a linear circuit with two resistors, where the input voltage divides into …

## Series Resistor Calculator – Easy Tool

When connecting two or more resistors in series, the same current flows through all resistors. But …

## Parallel Resistor Calculator – Easy Online-Tool

When connecting two or more resistors in parallel, the current is divided at the junction point …

## Internal Resistance Calculator – Easy Tool

The internal resistance of a voltage source is an important parameter in electrical engineering. The internal …

## Smoothing and Filter Capacitor Calculator

A smoothing capacitor reduces the residual ripple of a previously rectified voltage. This article describes the …

## Wire Size Calculator – How to calculate wire gauge

The cross-section of a cable wire should be selected to match the current consumption of the …

## LC Filter Calculator – How LC filters work

The LC filter, also called the LC filtering element, designates a circuit with an inductance L …

## RC Filter Calculator – How RC filters work

This site explains the exact operation of an RC filter and its individual components. Below we …