Latest Relays Education

Categories

High Voltage Ohmmeters

Textbook

Most ohmmeters of the design shown in the previous section utilize a…

Step-up, Step-down, and Isolation Transformers

Worksheets - Relays

Calculate the voltage output by the secondary winding of a transformer…

Tube Lab - Vacuum Tube Audio Amplifier

Textbook

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.

Winding Configurations

Textbook

Transformers with Multiple Secondaries Transformers are very versatile…

Programmable Logic Controllers (PLC)

Textbook

Before the advent of solid-state logic circuits, logical control…

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Lorentz Force Calculator

Tools

This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.

Electrical Isolation

Textbook

SPICE analysis of Electrical Isolation Aside from the ability to…

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

Bipolar Junction Transistors as Switches

Worksheets - Relays

Solid-state switching circuits usually keep their constituent…

Lenz’s Law and Faraday’s Law Calculator

Tools

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.

Semiconductor Manufacturing Techniques

Textbook

The manufacture of only silicon based semiconductors is described…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Tesla Polyphase Induction Motors

Textbook

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

Pressure Unit Conversion Calculator

Tools

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

Parallel Resistor Calculator

Tools

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.

Wheatstone Bridge Calculator

Tools

This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.

Programmable Logic Controllers (PLC)

Textbook

Before the advent of solid-state logic circuits, logical control…

Instrumentation Amplifier Gain Calculator

Tools

The instrumentation amplifier calculator will assist in the design and analysis of a conventional instrumentation amplifier circuit by calculating the required resistor values and gain.

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Network Protocols

Textbook

Aside from the issues of the physical network (signal types and…

High Voltage Ohmmeters

Textbook

Most ohmmeters of the design shown in the previous section utilize a…

Step-up, Step-down, and Isolation Transformers

Worksheets - Relays

Calculate the voltage output by the secondary winding of a transformer…

DC Lab - Potentiometer as a Rheostat

Textbook

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.

Circuit Effects

Textbook

The principle of non-sinusoidal, repeating waveforms being equivalent…

Calculating Electric Power

Textbook

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

Basic AC-DC Power Supplies

Worksheets - Relays

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

Logic Simplification With Karnaugh Maps

Textbook

The logic simplification examples that we have done so far could have…

Kirchhoff’s Voltage Law (KVL)

Textbook

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

DC Lab - 4-wire Resistance Measurement

Textbook

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

DC Lab - Capacitor Charging and Discharging

Textbook

In this hands-on electronics experiment, you will build capacitor charging and discharging circuits and learn how to calculate the RC time constant of resistor-capacitor circuits.

Resonance

Worksheets - Relays

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

Simple Circuits

Worksheets - Relays

Shown here is the schematic symbol for a resistor: What is the purpose…

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Worksheets - Relays

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Transistors, Insulated-gate Field-effect (IGFET or MOSFET)

Textbook

We have the symbols for depletion mode and enhancement mode MOSFETs -…

Differential Transistor Amplifiers

Worksheets - Relays

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

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Synchronous Counters

Textbook

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

Practical considerations - Digital Communication

Textbook

A principal consideration for industrial control networks, where the…

Edge Coupled Trace Inductance Calculator

Tools

This calculator helps you compute for the inductance of an edge coupled trace.

Amplifiers

Textbook

Practical Benefit of Active Devices The practical benefit of active…

Basic Voltmeter Use

Worksheets - Relays

What will this voltmeter register when connected to a battery as shown…

Intro Lab - How to Use an Ammeter to Measure Current

Textbook

In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure current using the ammeter function.