Categories

Autotransformers

Worksheets - Analog

How much voltage is there between the following pairs of points in…

Parallel R, L, and C

Textbook

We can take the same components from the series circuit and rearrange…

Analysis Techniques for Series Parallel Resistor Circuits

Textbook

Guidelines to Series-Parallel Combination Circuit Analysis The goal of…

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

Textbook

A voltage multiplier is a specialized rectifier circuit producing…

DC Lab - Voltage Divider

Textbook

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.

Microcontroller Principles

Worksheets - Analog

Read the following quotation, and then research the term…

DC Bridge Circuits

Worksheets - Analog

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

Rules for Derivatives

Textbook

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

RC Time Constant Calculator

Tools

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.

Semiconductor Devices in SPICE

Textbook

The SPICE (Simulation Program, Integrated Circuit Emphesis)…

Insulator Breakdown Voltage

Textbook

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

Resonance

Worksheets - Analog

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

Introduction to Junction Field-effect Transistors (JFET)

Textbook

A transistor is a semiconductor device that controls current with the…

555 Lab - Oscillator With Hysteresis

Textbook

In this hands-on electronics experiment, build an oscillator with hysteresis from a Schmitt trigger and learn how to use it to create an RC oscillator and a method to configure a 555 timer as an astable multivibrator.

Building a Differential Amplifier

Textbook

Differential Op-Amp Circuits An op-amp with no feedback is already a…

Electrical Energy Calculator

Tools

This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.

Amplifier Gain

Textbook

The Voltage Gain Because amplifiers have the ability to increase the…

The Triode

Textbook

De Forest’s Audion tube came to be known as the triode tube…

AC Bridge Circuits

Textbook

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

Phase-locked Loops

Textbook

Troubleshooting Series and Parallel Circuits

Textbook

The jobs of electronics engineers and technicians frequently entail…

Safety Grounding

Worksheets - Analog

In simple AC power systems, one of the two conductors is typically…

Tube Parameters

Textbook

For bipolar junction transistors, the fundamental measure of…

Permeability and Saturation

Textbook

The nonlinearity of material permeability may be graphed for better…

AC Lab - Signal and Noise Coupling

Textbook

In this hands-on AC electronics experiment, power a DC motor through a multi-conductor cable to learn how AC signals are coupled between conductors and how to mitigate noise coupling.

Transistors, Bipolar

Textbook

There are not too many circuit symbols for bipolar transistors. There…

Tesla Polyphase Induction Motors

Textbook

Most AC motors are induction motors. Induction motors are favored due…

Amplifier Circuits

Textbook

Note, Q3 and Q4 in the figure below are complementary, NPN and PNP…

Band Theory of Solids

Textbook

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

Switch Types

Textbook

Though it may seem strange to cover the elementary topic of electrical…

Si Lab - Bipolar Transistor as a Switch

Textbook

In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.

The Junction Field-effect Transistor (JFET) as a Switch

Textbook

Like its bipolar cousin, the field-effect transistor may be used as an…

Advanced Electromagnetism and Electromagnetic Induction

Worksheets - Analog

∫f(x) dx Calculus alert! Electronic power conversion circuits known…

Introduction to Combinational Logic Functions

Textbook

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

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

Textbook

A voltage multiplier is a specialized rectifier circuit producing…

Fundamentals of Radio Communication

Worksheets - Analog

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

Transistors, Hybrid

Textbook

In essence, the IGFET controls the base current of a BJT, which…

Microstrip Max Current Calculator

Tools

A calculator for solving the maximum current a microstrip can handle.

Operational Amplifier Models

Textbook

While mention of operational amplifiers typically provokes visions of…

Specific Resistance of Conductors

Worksheets - Analog

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

Synchronous Counters

Textbook

What is a Synchronous Counter? A synchronous counter, in contrast to…

Field-effect-controlled Thyristors

Textbook

Two relatively recent technologies designed to reduce the…

Boolean Rules for Simplification

Textbook

Boolean algebra finds its most practical use in the simplification of…

Simple Vector Addition

Textbook

Remember that vectors are mathematical objects just like numbers on a…

Kirchhoff’s Laws

Worksheets - Analog

Many electronic circuits use what is called a split or a dual power…

Metric Prefixes and Unit Conversions

Textbook

Metric Prefixes   Yotta = 1024 Symbol: Y Zetta = 1021 Symbol: Z…

Four-Channel Audio Mixer

Worksheets - Analog

A very common misconception students have about potentiometers is the…

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Switches

Worksheets - Analog

What is the purpose of the switch shown in this schematic diagram?

Trigonometric Equivalencies

Textbook

AC Lab - Sensing AC Electric Fields

Textbook

In this hands-on AC electronics experiment, you will sense AC electric fields using the sensitive voltage detector and learn about capacitive coupling, EMI, and shielding techniques.

Design Project: Power Inverter

Worksheets - Analog

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

Si Lab - Full-wave Center-tap Rectifier

Textbook

In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.

Active Versus Passive Devices

Textbook

Passive Devices Components incapable of controlling current by means…

Bridge Circuits

Textbook

No text on electrical metering could be called complete without a…

Superconductivity

Textbook

Conductors lose all of their electrical resistance when cooled to…

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

Emergency Response

Textbook

Despite lock-out/tag-out procedures and multiple repetitions of…

Si Lab - Zener Diode Voltage Regulator

Textbook

In this hands-on semiconductor electronics experiment, build a simple DC voltage regulator circuit and learn how to use reverse-biased Zener diodes as voltage clamps.

Positive Feedback

Textbook

As we’ve seen, negative feedback is an incredibly useful…