All About Circuits

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AC Capacitor Circuits

AC Capacitor Circuits

Capacitors Vs. Resistors Capacitors do not behave the same as…


Textbook

Oscillator Circuits

Oscillator Circuits

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


Worksheets - Resistors

AC Bridge Circuits

AC Bridge Circuits

As we saw with DC measurement circuits, the circuit configuration…


Textbook

Performance-Based Assessments for DC Circuit Competencies

Performance-Based Assessments for DC Circuit Competencies

(Template)


Worksheets - Resistors

Active Loads in Amplifier Circuits

Active Loads in Amplifier Circuits

We know that the current in a series circuit may be calculated with…


Worksheets - Resistors

Resonance

Resonance

The Q factor of a series inductive circuit is given by the following…


Worksheets - Resistors

DC Lab - Potentiometer as a Rheostat

DC Lab - Potentiometer as a Rheostat

In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.


Textbook

Superposition Theorem

Superposition Theorem

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


Worksheets - Resistors

Wire-by-Number project kit introduction

Wire-by-Number project kit introduction

Wire-by-Number project: simple voltage divider Description: Build a…


Worksheets - Resistors

Switched Capacitor Circuitry

Switched Capacitor Circuitry

Write an equation describing the precise mathematical relationship…


Worksheets - Resistors

Creating Custom Calibration Resistances

Creating Custom Calibration Resistances

Often in the course of designing and building electrical meter…


Textbook

Capacitor Charge and Time Constant Calculator

Capacitor Charge and Time Constant Calculator

This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.


Tools

DC Lab - Rheostat Range Limiting

DC Lab - Rheostat Range Limiting

In this hands-on electronics experiment, you will use series and parallel resistor networks to precisely adjust the range and zero point of a rheostat.


Textbook

DC Bridge Circuits

DC Bridge Circuits

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


Worksheets - Resistors

DC Generator Theory

DC Generator Theory

Generators used in battery-charging systems must be regulated so as to…


Worksheets - Resistors

RC Time Constant Calculator

RC Time Constant Calculator

The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.


Tools

Si Lab - Multi-stage Amplifier

Si Lab - Multi-stage Amplifier

In this hands-on semiconductor electronics experiment, construct a three-stage common-emitter amplifier using bipolar junction transistors (BJTs) and learn about multi-stage gain and feedback.


Textbook

Voltage Divider Calculator

Voltage Divider Calculator

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.


Tools

Performance-Based Assessments for Basic Electricity Competencies

Performance-Based Assessments for Basic Electricity Competencies

(Template)


Worksheets - Resistors

Transistor Biasing Calculations

Transistor Biasing Calculations

Although transistor switching circuits operate without bias, it is…


Textbook

Inductors

Inductors

An inductor is a passive two-terminal electrical component that…


Textbook

Simple Series Resonance

Simple Series Resonance

A similar effect happens in series inductive/capacitive circuits. When…


Textbook

Power Conversion Circuits

Power Conversion Circuits

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


Worksheets - Resistors

Time Constant Circuits

Time Constant Circuits

Generally speaking, how many “time constants” worth of time does…


Worksheets - Resistors

Susceptance and Admittance

Susceptance and Admittance

What is Conductance? In the study of DC circuits, the student of…


Textbook

Conductor Ampacity

Conductor Ampacity

The smaller the cross-sectional area of any given wire, the greater…


Textbook

Passive Filter Circuits

Passive Filter Circuits

In very simple, qualitative terms, rate the impedance of capacitors…


Worksheets - Resistors

555 Lab - Blue LED Flasher With Voltage Doubler

555 Lab - Blue LED Flasher With Voltage Doubler

In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.


Textbook

Series and Parallel Inductors

Series and Parallel Inductors

When inductors are connected in series, the total inductance is the…


Textbook

Input and Output Coupling

Input and Output Coupling

To overcome the challenge of creating necessary DC bias voltage for an…


Textbook

Meter Check of a Diode

Meter Check of a Diode

The Functionality of Diode Polarity Being able to determine the…


Textbook

Resonance in Series-Parallel Circuits

Resonance in Series-Parallel Circuits

In simple reactive circuits with little or no resistance, the effects…


Textbook

Active Filters

Active Filters

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


Worksheets - Resistors

BJT Amplifier Troubleshooting

BJT Amplifier Troubleshooting

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


Worksheets - Resistors

Analog Lab - PWM Power Controller

Analog Lab - PWM Power Controller

In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.


Textbook

Design Project: Sensitive Microphone Amplifier

Design Project: Sensitive Microphone Amplifier

Identify which direction each potentiometer wiper must move in this…


Worksheets - Resistors

Trigonometry for AC Circuits

Trigonometry for AC Circuits

Identify which trigonometric functions (sine, cosine, or tangent) are…


Worksheets - Resistors

Capacitive Reactance

Capacitive Reactance

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


Worksheets - Resistors

Insulator Breakdown Voltage

Insulator Breakdown Voltage

The atoms in insulating materials have very tightly-bound electrons,…


Textbook

Temperature Coefficient of Resistance

Temperature Coefficient of Resistance

You might have noticed on the table for specific resistances that all…


Textbook

Tachogenerators

Tachogenerators

An electromechanical generator is a device capable of producing…


Textbook

The Common-gate Amplifier (IGFET)

The Common-gate Amplifier (IGFET)


Textbook

History of SPICE

History of SPICE

SPICE is a computer program designed to simulate analog electronic…


Textbook

Simple AC Circuit Calculations

Simple AC Circuit Calculations

Over the course of the next few chapters, you will learn that AC…


Textbook

Ammeter Design

Ammeter Design

Ammeters Measure Electrical Current A meter designed to measure…


Textbook

Component Modeling

Component Modeling

When plotted on a curve tracer, the characteristic curve for a normal…


Worksheets - Resistors

The Common-emitter Amplifier

The Common-emitter Amplifier

At the beginning of this chapter, it illustrates how transistors could…


Textbook

Numbers versus Numeration

Numbers versus Numeration

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


Textbook

Power Sources

Power Sources

There are many different types of power sources, and here some of the…


Textbook

Conductors and Insulators

Conductors and Insulators

Given two lengths of metal wire, which one will have the least…


Worksheets - Resistors

Karnaugh Mapping

Karnaugh Mapping

Identify each of these logic gates by name, and complete their…


Worksheets - Resistors

TTL NOR and OR gates

TTL NOR and OR gates

TTL Circuit Analysis Let’s examine the following TTL circuit and…


Textbook

Switches, Process Actuated

Switches, Process Actuated

It is very important to keep in mind that the “normal”…


Textbook

Intermediate Electromagnetism and Electromagnetic Induction

Intermediate Electromagnetism and Electromagnetic Induction

As an electric current is passed through a coil of wire, it creates a…


Worksheets - Resistors

Resistivity Calculator

Resistivity Calculator

This calculator calculates the resistivity of a component based on its resistance value, length, and cross-sectional area.


Tools

Creating Custom Calibration Resistances

Creating Custom Calibration Resistances

Often in the course of designing and building electrical meter…


Textbook

Time Constant Equations

Time Constant Equations

Value of time constant in series RC and RL circuits   Time…


Textbook

Parallel Circuits and the Application of Ohm’s Law

Parallel Circuits and the Application of Ohm’s Law

In this introduction to parallel resistance circuits, we will explain…


Textbook

Metric Notation

Metric Notation

The metric system, besides being a collection of measurement units for…


Textbook

Pressure Unit Conversion Calculator

Pressure Unit Conversion Calculator

This calculator will convert pressure values to ten different standard units for pressure.


Tools