Charles Proteus Steinmetz’s first job after arriving in America…
Every meter impacts the circuit it is measuring to some extent, just…
In this hands-on AC electronics experiment, build a simple transformer and learn some important transformer fundamentals including voltage step-up and step-down.
Logic circuits, whether comprised of electromechanical relays or…
SCRs are unidirectional (one-way) current devices, making them useful…
Calculate the voltage output by the secondary winding of a transformer…
Protective relays are special power-sensing devices whose job it is to…
AC Motors Perhaps the most important benefit of polyphase AC power…
A switch can be constructed with any mechanism bringing two conductors…
Like its bipolar cousin, the field-effect transistor may be used as an…
This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.
The variable reluctance motor is based on the principle that an…
Don’t just sit there! Build something!! Learning to analyze digital…
What is the purpose of the switch shown in this schematic diagram?
Pulse Width Modulation (PWM) uses digital signals to control power…
Limitations of Electromechanical Relays As versatile as…
Don’t just sit there! Build something!! Learning to mathematically…
Suppose you were to take a 3 kW electric heater rated for 240 VAC and…
Electromechanical relays used to start and stop high-power electric…
In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.
In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.
Example Derivatives of e Proportionality Constant When we say that a…
What will this voltmeter register when connected to a battery as shown…
To build the DIY electronics projects described in this textbook, you will need a small work area, a few tools, and some basic electronics supplies. This page describes the setup of a low-cost home electronics laboratory.
Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
All entries arranged in alphabetical order of surname. Major…
Many electronic circuits use what is called a split or a dual power…
In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.
Identify some different ways you can create the sine-wave audio tracks…
Previously, we examined series circuits and parallel circuits using…
A tool designed to calculate the noise figure of cascaded amplifiers
When first approaching a failed or otherwise misbehaving system, the…
Diodes can perform switching and digital logic operations. Forward and…
In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.
Thyristors are a broad classification of bipolar-conducting…
Buses and networks are designed to allow communication to occur…
We can construct a simple logic functions for our hypothetical lamp…
Most integrated circuits are digital, based on MOS (CMOS) transistors.…
Learn the Power Formula We’ve seen the formula for determining…
A diode is an electronics component made from a combination of a…
When a transistor is in the fully-off state (like an open switch), it…
The smaller the cross-sectional area of any given wire, the greater…
Don’t just sit there! Build something!! Learning to mathematically…
Our exploration of thyristors begins with a device called the…
A wound rotor induction motor has a stator like a squirrel cage…
The atoms in insulating materials have very tightly-bound electrons,…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
What is Split-Phase Power Systems? Split-phase power systems achieve…
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.
A voltage multiplier is a specialized rectifier circuit producing…
In this hands-on semiconductor electronics experiment, construct a common-emitter amplifier using a bipolar junction transistor (BJT) and learn about amplifier gain and feedback.
Don’t just sit there! Build something!! Learning to analyze digital…
This calculator will convert voltage or power gains into decibels. Enter one of the three values and the calculator will output the other two.
When connecting batteries together to form larger “banks”…
Don’t just sit there! Build something!! Learning to mathematically…
Learn about junction field effect transistors (JFETs), their equations, and how to model and simulate JFETs in LTspice.