Categories

Power in Resistive and Reactive AC circuits

Textbook

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

Band Theory of Solids

Textbook

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

Inductor Transient Response

Textbook

Inductors have the exact opposite characteristics of capacitors.…

An Electric Pendulum

Textbook

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

Wiring Color Codes Infographic

Textbook

Wiring Color Codes Infographic. Released under the Creative Commons…

Voltage Divider Circuits

Textbook

Let’s analyze a simple series circuit and determine the voltage…

Inductive Reactance

Worksheets - Passives

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

Make Your Own Multimeter

Textbook

PARTS AND MATERIALS Sensitive meter movement (Radio Shack catalog #…

Power Calculations

Textbook

When calculating the power dissipation of resistive components, use…

Performance-Based Assessments for DC Circuit Competencies

Worksheets - Passives

(Template)

Complex Circuits

Textbook

What do we do if we come across a circuit more complex than the simple…

Class B Audio Amplifier

Textbook

PARTS AND MATERIALS Four 6 volt batteries Dual operational amplifier,…

Inductor Commutating Circuits

Textbook

A popular use of diodes is for the mitigation of inductive…

Passive Filter Circuits

Worksheets - Passives

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

Building Simple Resistor Circuits

Textbook

In the course of learning about electricity, you will want to…

Power Conversion Circuits

Worksheets - Passives

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

Potentiometer as a Voltage Divider

Textbook

PARTS AND MATERIALS Two 6-volt batteries Carbon pencil…

Conductance

Textbook

When students first see the parallel resistance equation, the natural…

The Shockley Diode

Textbook

Our exploration of thyristors begins with a device called the…

Calculating Electric Power

Textbook

Learn the Power Formula We’ve seen the formula for determining…

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Worksheets - Passives

Suppose a 12 volt lead-acid battery has an internal resistance of 20…

What Are Zener Diodes?

Textbook

What Is a Zener Diode? A Zener diode is a special type of rectifying…

Analog and Digital Signals

Textbook

Instrumentation is a field of study and work centering on measurement…

Power Calculations

Textbook

When calculating the power dissipation of resistive components, use…

Fundamentals of Radio Communication

Worksheets - Passives

What does the acronym RF stand form, in reference to radio-related…

Sensitive Audio Detector

Textbook

PARTS AND MATERIALS High-quality “closed-cup” audio…

Questions to Ask Before Proceeding

Textbook

Has the system ever worked before? If yes, has anything happened to…

Combination Tubes

Textbook

Similar in thought to the idea of the integrated circuit, tube…

The Quadratic Formula

Textbook

Solving for x in a given polynomial equation “ax2 + bx + c…

Early Tube History

Textbook

Thomas Edison, that prolific American inventor, is often credited with…

Electron Versus Conventional Flow

Worksheets - Passives

In this electrical circuit, trace the direction of current through the…

Permeability and Saturation

Textbook

The nonlinearity of material permeability may be graphed for better…

The Common-base Amplifier

Textbook

The final transistor amplifier configuration (Figure below) we need to…

Microprocessors

Textbook

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

Design Project: Dual-output AC-DC Power Supply

Worksheets - Passives

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

Meter Check of a Transistor (BJT)

Textbook

Bipolar transistors are constructed of a three-layer semiconductor…

AC Inductor Circuits

Textbook

Resistors vs. Inductors Inductors do not behave the same way as…

Power Sources

Textbook

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

Permissive and Interlock Circuits

Textbook

A practical application of switch and relay logic is in control…

Some Examples with AC Circuits

Textbook

Let’s connect three AC voltage sources in series and use complex…

AC Resistor Circuits (Capacitive)

Textbook

Pure resistive AC circuit: voltage and current are in phase.  …

Free Space Path Loss Calculator

Tools

This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Electromagnetism

Textbook

The discovery of the relationship between magnetism and electricity…

Noninverting Amplifier

Textbook

PARTS AND MATERIALS Operational amplifier, model 1458 or 353…

Systems of Numeration

Textbook

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

Potentiometer as a Voltage Divider

Textbook

PARTS AND MATERIALS Two 6-volt batteries Carbon pencil…

Practical Considerations - Transformers

Textbook

Power Capacity As has already been observed, transformers must be well…

Rectifying Diodes

Worksheets - Passives

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

Factors Affecting Inductance

Textbook

There are four basic factors of inductor construction determining the…

Kirchhoff’s Voltage Law (KVL)

Textbook

What is Kirchhoff’s Voltage Law (KVL)? The principle known as…

Decoder

Textbook

A decoder is a circuit that changes a code into a set of signals. It…

Inductor Commutating Circuits

Textbook

A popular use of diodes is for the mitigation of inductive…

Counters

Worksheets - Passives

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

Voltage/Current Converter OpAmp Circuits

Worksheets - Passives

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

Applications of Resonance

Textbook

So far, the phenomenon of resonance appears to be a useless curiosity,…

Introduction to Digital-Analog Conversion

Textbook

Connecting digital circuitry to sensor devices is simple if the sensor…

Parallel Resistor-Inductor Circuits

Textbook

Let’s take the same components for our series example circuit…

The common-drain Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet

Octal and Hexadecimal to Decimal Conversion

Textbook

Although the prime intent of octal and hexadecimal numeration systems…