All About Circuits

Latest Wearables Education

Categories

Wheatstone Bridge Calculator

Wheatstone Bridge Calculator

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.


Tools

Parallel Resistor Calculator

Parallel Resistor Calculator

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.


Tools

Introduction to Network Theorems for Circuit Analysis

Introduction to Network Theorems for Circuit Analysis

Anyone who’s studied geometry should be familiar with the…


Textbook

Resistor Color Code Calculator and Chart—4 Band, 5 Band, or 6 Band Resistors

Resistor Color Code Calculator and Chart—4 Band, 5 Band, or 6 Band Resistors

A handy all-in-one tool for reading resistor color code values for a 4 band resistor, 5 band resistor, or 6 band resistor.


Tools

Numbers versus Numeration

Numbers versus Numeration

It is imperative to understand that the type of numeration system used…


Textbook

Design Project: LED Stroboscope

Design Project: LED Stroboscope

A technician uses a stroboscope to “freeze” the rotation of a…


Worksheets - Wearables

Special-purpose Diodes

Special-purpose Diodes

Schottky diodes Schottky diodes are constructed of a metal-to-N…


Textbook

Introduction to SPICE

Introduction to SPICE

“With Electronics Workbench, you can create circuit schematics…


Textbook

Summary of Filters

Summary of Filters

As lengthy as this chapter has been up to this point, it only begins…


Textbook

Introduction to Combinational Logic Functions

Introduction to Combinational Logic Functions

The term “combinational” comes to us from mathematics. In…


Textbook

Wire Types and Sizes

Wire Types and Sizes

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


Worksheets - Wearables

Safe Practices

Safe Practices

If at all possible, shut off the power to a circuit before performing…


Textbook

Microprocessors

Microprocessors

Early computer science pioneers such as Alan Turing and John Von…


Textbook

Complex Voltage and Current Calculations

Complex Voltage and Current Calculations

There are circumstances when you may need to analyze a DC reactive…


Textbook

JFET Quirks

JFET Quirks


Textbook

AC Phase

AC Phase

Things start to get complicated when we need to relate two or more AC…


Textbook

LC Tank Circuit Resonance Calculator

LC Tank Circuit Resonance Calculator

This calculator computes the resonant frequency of a parallel inductor and capacitor "tank" circuit.


Tools

Derivative of a Constant

Derivative of a Constant

    (“c” being a constant)   RELATED…


Textbook

Contributors (10)

Contributors (10)

Contributors to this chapter are listed in chronological order of…


Textbook

Reflection Attenuator Calculator

Reflection Attenuator Calculator

This tool is designed to calculate the value of resistance R1 in a reflection attenuator.


Tools

AC Commutator Motors

AC Commutator Motors

Charles Proteus Steinmetz’s first job after arriving in America…


Textbook

Tubes versus Semiconductors

Tubes versus Semiconductors

Devoting a whole chapter in a modern electronics text to the design…


Textbook

IGFET Amplifiers

IGFET Amplifiers

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


Worksheets - Wearables

Introduction to Solid-state Device Theory

Introduction to Solid-state Device Theory

This chapter will cover the physics behind the operation of…


Textbook

An Electric Pendulum

An Electric Pendulum

Capacitors store energy in the form of an electric field, and…


Textbook

Digital Lab - S-R Latch Using NOR Gates

Digital Lab - S-R Latch Using NOR Gates

In this hands-on electronics experiment, build an S-R latch using two NOR gates and learn how this type of digital memory operates, including invalid states, race conditions, and the effects of output loading.


Textbook

Circuit Components

Circuit Components

Remember that this tutorial is not exhaustive by any means, and that…


Textbook

Contributors (15)

Contributors (15)

Contributors to this chapter are listed in chronological order of…


Textbook

Optothyristors

Optothyristors

Like bipolar transistors, SCRs and TRIACs are also manufactured as…


Textbook

Resistor Color Codes

Resistor Color Codes

Try out our Resistor Color Code Calculator in our Tools section.…


Textbook

Digital Lab - Digital Combination Lock

Digital Lab - Digital Combination Lock

In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.


Textbook

AC Instrumentation Transducers

AC Instrumentation Transducers

Just as devices have been made to measure certain physical quantities…


Textbook

DC Lab - Precision Potentiometer

DC Lab - Precision Potentiometer

In this hands-on electronics experiment, you will build a precision potentiometer from three lower precision potentiometer and learn about voltage range compression and parameter interactions.


Textbook

What is Alternating Current (AC)?

What is Alternating Current (AC)?

Most students of electricity begin their study with what is known as…


Textbook

Voltage and Current in a Practical Circuit

Voltage and Current in a Practical Circuit

Because it takes energy to force charge to flow against the opposition…


Textbook

Radicals

Radicals

Definition of a Radical Given the expression where “x” is…


Textbook

Peak, Average, and RMS Measurements

Peak, Average, and RMS Measurements

How is it possible to assign a fixed value of voltage or current (such…


Worksheets - Wearables

Power in Resistive and Reactive AC circuits

Power in Resistive and Reactive AC circuits

Consider a circuit for a single-phase AC power system, where a 120…


Textbook

Table (landscape view)

Table (landscape view)

Periodic table of chemical elements.


Textbook

Complex Voltage and Current Calculations

Complex Voltage and Current Calculations

There are circumstances when you may need to analyze a DC reactive…


Textbook

Design Project: Dual-output AC-DC Power Supply

Design Project: Dual-output AC-DC Power Supply

Safety is very important when designing and/or building a device…


Worksheets - Wearables

BJT Amplifier Troubleshooting

BJT Amplifier Troubleshooting

As an instructor of electronics, I am called upon frequently to help…


Worksheets - Wearables