電子工程工具/計算器

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PCB印刷電路板工具

工程工具

射頻工具

Antenna Design and Analysis Tools

Electronics Design and Analysis Tools

Electrical Engineering

Timing Circuits

Circuit Design and Analysis

AC Circuit Analysis Tools

Power and Energy Calculators

Electronics Engineering Tools

Semiconductor Devices & Circuit Design Tools

Acoustics and Wave Propagation Tools

Schematic Tools

數學計算器

PCB Trace Max Current

Maximize your PCB design efficiency with our comprehensive guide and calculator. Understand the impact of trace width, thickness, and temperature on PCB performance.

PCB印刷電路板工具

PCB Trace Width Calculator

Calculate the width of a copper-printed circuit board conductor (internal trace) necessary to carry a specified current.

PCB印刷電路板工具

PCB Impedance Calculator

A microstrip is constructed with a flat conductor suspended over a ground plane. The conductor and ground plane are separated by a dielectric. Use this tool to compute the characteristic impedance of a microstrip

PCB印刷電路板工具

磁場計算器

Compute the magnetic field inside a long solenoid.

工程工具

Resistor Color Code Calculator

How to read and calculate resistance values for resistors with 3- to 6- colored bands.

工程工具

跟踪電阻計算器

Calculate the resistance of a copper PCB trace, knowing the trace length, width, thickness, and ambient temperature. The same calculation can be applied to bus bars.

PCB印刷電路板工具

串擾計算器

Understand the crosstalk definition and calculate crosstalk solutions for your circuit

射頻工具

並聯電阻計算器

Learn how to measure the resistance of a circuit with up to five resistors in parallel.

工程工具

阻抗匹配計算器

Optimize power transfer with our Impedance Matching Calculator. Calculate inductance, capacitance, and achieve impedance matching using L-match, Pi-match, or T-match configurations in electronics engineering.

PCB印刷電路板工具

射頻單元轉換器

A unit converter for voltage and power. There is an input for impedance that allows the relationship between power and voltage

射頻工具

Dipole Calculator

Calculate dipole antenna dimensions for a specific frequency and diameter using the Dipole Calculator. Obtain antenna length, leg length, and wavelength with ease. Perfect tool for RF engineering.

Antenna Design and Analysis Tools

Series Resistor Calculator

Simplify your circuit design process with our user-friendly Series Resistor Calculator. Accurately calculate total resistance in series circuits for a wide range of resistor values. Ideal for engineers, hobbyists, and students.

Electronics Design and Analysis Tools

Ohm's Law Calculator

Quickly and easily calculate voltage, current, resistance, and power with our free online Ohm's Law Calculator. Ideal for electronics enthusiasts, students, and professionals. Try it now!

Electrical Engineering

555 Timer Calculator

Use our 555 Timer Calculator for accurate IC timing configurations. Ideal for Electronics Engineering projects. Supports Astable & Monostable modes.

Timing Circuits

Voltage Divider Calculator

The Voltage Divider Calculator is a simple tool to calculate output voltage and voltage drop across resistors in electronic circuits.

Electronics Design and Analysis Tools

Op-Amp Gain Calculator

The Op-Amp Gain Calculator is a simple and accurate tool used to calculate the gain of an op-amp circuit. Enter input voltage and resistor values and get the output voltage and gain ratio. Perfect for students and professionals in electronics engineering.

Electronics Design and Analysis Tools

Wire Resistance Calculator

Calculate the electrical resistance of wires instantly with the Wire Resistance Calculator. Input wire material, length, cross-sectional area, and temperature. Essential tool for electrical engineering.

Electrical Engineering

Resistor Wattage Calculator

Calculate power dissipation in single and multiple resistor circuits with the Resistor Wattage Calculator. Easily determine the required wattage rating using resistance, current, voltage, and circuit type.

Electronics Design and Analysis Tools

Low Pass Filter Calculator

Discover the optimal resistor value for your LED circuits with our LED Resistor Calculator. Ideal for both series and parallel connections.

Circuit Design and Analysis

RMS Voltage Calculator

Calculate the effective voltage of AC waveforms with the RMS Voltage Calculator. Analyze waveform shapes, determine RMS voltage, and perform AC circuit analysis in electronics engineering.

AC Circuit Analysis Tools

Battery Capacity Calculator

Calculate battery energy in watt-hours or joules using our Battery Capacity Calculator. Accurate energy estimation for electronics engineering projects.

Power and Energy Calculators

RLC Impedance Calculator

Calculate RLC circuit impedance, phase difference, quality factor, and resonant frequency with our RLC Impedance Calculator. An essential tool for electronics engineering

Electronics Engineering Tools

MOSFET calculator

Our MOSFET Calculator aids in optimizing circuit designs and understanding MOSFET operation. Analyze parameters like Threshold Voltage, Drain Current, and more.

Electronics Design and Analysis Tools

MOSFET Threshold Voltage Calculator

Efficiently calculate MOSFET Threshold Voltage with our dedicated tool. Enhance your circuit design and understand semiconductor device operation better.

Semiconductor Devices & Circuit Design Tools

Sound Wavelength Calculator

Calculate the wavelength of sound waves accurately using our free online Sound Wavelength Calculator. Ideal for acoustics and electronics engineering applications.

Acoustics and Wave Propagation Tools

Shockley Diode Calculator

Explore the Shockley Diode Calculator - a powerful tool for electronics engineers to analyze diode parameters like emission coefficient, saturation current, and more!

Semiconductor Devices & Circuit Design Tools

電纜阻抗計算器

Calculate the impedance of the coax using the outer diameter dielectric width, Inner conductor diameter width, and either the dielectric constant or velocity of propagation (VoP) values.

射頻工具

Transistor Biasing Calculator

Optimize your transistor circuits with our Transistor Biasing Calculator. Calculate base current, base-emitter voltage, and collector-emitter voltage for the ideal Q point.

Electronics Design and Analysis Tools

Capacitor Charge/Energy Calculator

Efficiently calculate capacitor charge, energy storage, and capacitance using our user-friendly Capacitor Charge & Energy Calculator. Ideal for engineers, students, and hobbyists.

Electronics Design and Analysis Tools

Schematic Converter/Viewer (Schematics.io)

Upload your electrical schematic and CAD files to quickly convert them to another format.

Schematic Tools

自感線圈

This calculator will help compute the inductance of a length of wire.

工程工具

平行線圈

This tool is designed to calculate the inductance of two parallel wires

工程工具

平面布線

This calculator helps you compute the inductance of a wire-over-plane setup.

工程工具

環形感應

This calculator helps you compute the inductance of a wire loop.

工程工具

矩形迴路

This calculator helps you compute the inductance of a rectangle loop.

工程工具

線圈感應

The helical coil calculator helps you determine various parameters of a coil.

工程工具

寬邊耦合跡線

This calculator helps you compute the inductance of a broadside coupled trace.

工程工具

邊緣耦合走線電感

This calculator helps you compute the inductance of an edge-coupled trace

工程工具

科學計算器

A free online scientific calculator with advanced features for evaluating percentages, fractions, exponential functions, logarithms, statistics, and more.

數學計算器

在線標準計算器

This is a simple basic calculator with memory functions similar to a small handheld calculator.

數學計算器