All About Circuits

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Stepper Motor Calculator

Stepper Motor Calculator

A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor


Tools

Basic Circuit Troubleshooting

Basic Circuit Troubleshooting

Determine if the light bulb will de-energize for each of the following…


Worksheets - RFID

AC Metrology

AC Metrology

In power distribution systems, it is very important to be able to…


Worksheets - RFID

Memory Devices

Memory Devices

Don’t just sit there! Build something!! Learning to analyze digital…


Worksheets - RFID

Capacitors

Capacitors

Identify some of the different types of capacitors, and their…


Worksheets - RFID

Control Circuits

Control Circuits


Textbook

Resistors

Resistors

Because the relationship between voltage, current, and resistance in…


Textbook

What is Norton’s Theorem and the Norton Equivalent Circuit?

What is Norton’s Theorem and the Norton Equivalent Circuit?

This article explains the step-by-step process for determining the…


Textbook

Inverting Op-Amp Resistor Calculator

Inverting Op-Amp Resistor Calculator

This calculator determines the bias and feedback of resistors for an inverting op-amp.


Tools

Microstrip Patch Antenna Calculator

Microstrip Patch Antenna Calculator

This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.


Tools

TTL NAND and AND gates

TTL NAND and AND gates

Suppose we altered our basic open-collector inverter circuit, adding a…


Textbook

Capacitor Impedance Calculator

Capacitor Impedance Calculator

This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.


Tools

Wire Types and Sizes

Wire Types and Sizes

Most electrical wire is covered in a rubber or plastic coating called…


Worksheets - RFID

555 Timer Astable Oscillator Circuit

555 Timer Astable Oscillator Circuit

In an astable circuit, the output voltage alternates between VCC and 0 volts on a continuous basis. This calculator will help you design an oscillator using a 555 timer IC.


Tools

Mutual Inductance

Mutual Inductance

When an electric current is passed through a coil of wire, what…


Worksheets - RFID

Safe Circuit Design

Safe Circuit Design

As we saw earlier, a power system with no secure connection to earth…


Textbook

Wire Microstrip Impedance Calculator

Wire Microstrip Impedance Calculator

A helpful tool for calculating the impedance of a wire microstrip.


Tools

Current Divider Circuits and the Current Divider Formula

Current Divider Circuits and the Current Divider Formula

A parallel circuit is often called a current divider for its ability…


Textbook

Important Constants

Important Constants

Euler’s Number Euler’s constant is an important value for…


Textbook

Op-Amp Data

Op-Amp Data

Parametric data for all semiconductor op-amp models except the CA3130…


Textbook