All About Circuits

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Voltage and Current

Voltage and Current

As was previously mentioned, we need more than just a continuous path…


Textbook

Energy, Work, and Power

Energy, Work, and Power

Define the following terms: energy, work, and power.


Worksheets - Passives

Capacitor Types

Capacitor Types

A capacitor is a passive two-terminal electronic component that…


Textbook

Band Theory of Solids

Band Theory of Solids

Quantum physics describes the states of electrons in an atom according…


Textbook

Lenz’s Law and Faraday’s Law Calculator

Lenz’s Law and Faraday’s Law Calculator

This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.


Tools

Ohm’s Law Practice Worksheet With Answers

Ohm’s Law Practice Worksheet With Answers

Define the following terms: energy, work, and power.


Worksheets - Passives

Biasing Techniques (BJT)

Biasing Techniques (BJT)

In the common-emitter section of this chapter, we saw a SPICE analysis…


Textbook

An Analogy for Ohm’s Law

An Analogy for Ohm’s Law

Ohm’s Law also makes intuitive sense if you apply it to the…


Textbook

AC Circuit Equations

AC Circuit Equations

Inductive Reactance     Capacitive Reactance    …


Textbook

Passive Filter Circuits

Passive Filter Circuits

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


Worksheets - Passives

Capacitors and Calculus

Capacitors and Calculus

Capacitors do not have a stable “resistance” as conductors…


Textbook

DC Lab - Rate-of-change Indicator

DC Lab - Rate-of-change Indicator

In this hands-on electronics experiment, you will build an analog differentiator circuit that outputs a signal proportional to the rate-of-change and learn about one of the advantages of analog circuits.


Textbook

AC Lab - Variable Inductor

AC Lab - Variable Inductor

In this hands-on AC electronics experiment, build a variable conductor and learn the impact of a metal core placed inside an inductor coil has on the inductance.


Textbook

Copper Wire Ampacity Table

Copper Wire Ampacity Table

Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…


Textbook

Precise Diode Circuits

Precise Diode Circuits

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


Worksheets - Passives

Practical Considerations - Inductors

Practical Considerations - Inductors

Inductors, like all electrical components, have limitations which must…


Textbook

Radio Circuits

Radio Circuits

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…


Textbook

Basic AC-DC Power Supplies

Basic AC-DC Power Supplies

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


Worksheets - Passives

Insulator Breakdown Voltage

Insulator Breakdown Voltage

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


Textbook

Inductor Sizing Equation

Inductor Sizing Equation

The Inductance Formula     Wheeler’s formulas for…


Textbook

TTL Logic Gates

TTL Logic Gates

Counting practice: count from zero to thirty-one in binary, octal, and…


Worksheets - Passives

Design Project: Radio Transmitter

Design Project: Radio Transmitter

Research the FCC (Federal Communication Commission) guidelines on…


Worksheets - Passives

Capacitor Sizing Equation

Capacitor Sizing Equation

Capacitance Formula     Permittivity of Dielectric  …


Textbook

OpAmp Oscillator Circuits

OpAmp Oscillator Circuits

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


Worksheets - Passives

Practical Considerations of ADC Circuits

Practical Considerations of ADC Circuits

Perhaps the most important consideration of an ADC is its resolution.…


Textbook

Voltage Multipliers (Doublers, Triplers, Quadruplers, and More)

Voltage Multipliers (Doublers, Triplers, Quadruplers, and More)

A voltage multiplier is a specialized rectifier circuit producing…


Textbook

Basic Logic Gates

Basic Logic Gates

Identify the type of logic gate shown in this schematic diagram, and…


Worksheets - Passives

Pulse Width Modulation

Pulse Width Modulation

Pulse Width Modulation (PWM) uses digital signals to control power…


Textbook

Sources of Electricity

Sources of Electricity

What is the difference between DC and AC electricity? Identify some…


Worksheets - Passives

Si Lab - Half-wave Rectifier

Si Lab - Half-wave Rectifier

In this hands-on semiconductor electronics experiment, build a half-wave rectifier circuit using a silicon diode and learn about the differences between permanent magnet motor operation on AC vs. DC power.


Textbook

DC Lab - Potentiometric Voltmeter

DC Lab - Potentiometric Voltmeter

In this hands-on electronics experiment, you will build a null-balancing potentiometric voltmeter and learn how to prevent a voltmeter from changing the voltage it is measuring.


Textbook

Diode Switching Circuits

Diode Switching Circuits

Diodes can perform switching and digital logic operations. Forward and…


Textbook

Optical Data Communication

Optical Data Communication

A modern alternative to sending (binary) digital information via…


Textbook

MESFETs

MESFETs


Textbook

Inductor Quirks

Inductor Quirks

In an ideal case, an inductor acts as a purely reactive device. That…


Textbook

DC Lab - Voltage Divider

DC Lab - Voltage Divider

In this hands-on electronics experiment, you will build a resistive voltage divider and observe how Ohm's law and Kirchhoff's voltage law (KVL) function in real circuits using a voltmeter and an ammeter.


Textbook

Introduction to Conductance and Conductors

Introduction to Conductance and Conductors

By now you should be well aware of the correlation between electrical…


Textbook

Computer Simulation of Electric Circuits

Computer Simulation of Electric Circuits

Computers can be powerful tools if used properly, especially in the…


Textbook

Optoelectronic Devices

Optoelectronic Devices

In this circuit, the electric motor is supposed to turn on whenever…


Worksheets - Passives

Right Triangle Trigonometry

Right Triangle Trigonometry

  A right triangle is defined as having one angle precisely…


Textbook

Voltmeter Design

Voltmeter Design

Suppose I were about to measure an unknown voltage with a manual-range…


Worksheets - Passives

Design Project: Power Inverter

Design Project: Power Inverter

A common topology for DC-AC power converter circuits uses a pair of…


Worksheets - Passives

Optoelectronic Devices

Optoelectronic Devices

In this circuit, the electric motor is supposed to turn on whenever…


Worksheets - Passives

Derivatives of Power Functions of e

Derivatives of Power Functions of e

Example Derivatives of e Proportionality Constant When we say that a…


Textbook

What Are Electric Circuits?

What Are Electric Circuits?

You might have been wondering how charges can continuously flow in a…


Textbook

Design Project: Sensitive Audio Detector

Design Project: Sensitive Audio Detector

The choice of step-down transformers to use in a project such as this…


Worksheets - Passives

Insulated Gate Bipolar Transistors

Insulated Gate Bipolar Transistors

What is an Insulated Gate Bipolar Transistor (IGBT), and what…


Worksheets - Passives

Conventional Versus Electron Flow

Conventional Versus Electron Flow

“The nice thing about standards is that there are so many of…


Textbook

Intro Lab - Circuit With a Switch

Intro Lab - Circuit With a Switch

In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.


Textbook

Delta-Sigma ADC

Delta-Sigma ADC

One of the more advanced ADC technologies is the so-called…


Textbook

Boolean Algebra

Boolean Algebra

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


Worksheets - Passives

Torque Conversion Calculator

Torque Conversion Calculator

A tool designed to convert between units of torque


Tools

Field-effect-controlled Thyristors

Field-effect-controlled Thyristors

Two relatively recent technologies designed to reduce the…


Textbook

Rules for Derivatives

Rules for Derivatives

Constant rule Rule of sums Rule of differences Product rule Quotient…


Textbook

Systems of Numeration

Systems of Numeration

Roman Numerals The Romans devised a system that was a substantial…


Textbook

Other Specialized Motors

Other Specialized Motors

Shaded Pole Induction Motor An easy way to provide starting torque to…


Textbook

DC Lab - 4-wire Resistance Measurement

DC Lab - 4-wire Resistance Measurement

In this hands-on electronics experiment, you will perform a 4-wire Kelvin resistance measurement and learn how to accurately measure resistance.


Textbook

Design Project: Intercom System

Design Project: Intercom System

Design a passive circuit that will create a "split” ( V/-V) power…


Worksheets - Passives

Broadside Coupled Stripline Impedance Calculator

Broadside Coupled Stripline Impedance Calculator

This calculator helps you compute the characteristic impedance of a broadside coupled stripline.


Tools

Digital Ramp ADC

Digital Ramp ADC

Also known as the stairstep-ramp, or simply counter A/D converter,…


Textbook