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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.

What is Alternating Current (AC)?

Textbook

Most students of electricity begin their study with what is known as…

Tesla Polyphase Induction Motors

Textbook

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

AC Commutator Motors

Textbook

Charles Proteus Steinmetz’s first job after arriving in America…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

AC Instrumentation Transducers

Textbook

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

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.

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

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.

Selsyn (Synchro) Motors

Textbook

Normally, the rotor windings of a wound rotor induction motor are…

Wound Rotor Induction Motors

Textbook

A wound rotor induction motor has a stator like a squirrel cage…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Other Specialized Motors

Textbook

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

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.

Analog Lab - Introduction

Textbook

In this series of hands-on electronics experiments, build analog circuits, including amplifiers, comparators, oscillators, and more. Following the step-by-step instructions will help you understand and appreciate analog systems.

Junction field-effect transistors (JFET)

Worksheets - Security

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

Wire Self Inductance Calculator

Tools

This calculator will help compute the inductance of a length of wire.

Capacitor Sizing Equation

Textbook

Capacitance Formula     Permittivity of Dielectric  …

Special-purpose Batteries

Textbook

Mercury Standard Cell Back in the early days of electrical measurement…

Specific Resistance

Textbook

Designing Wire Resistance Conductor ampacity rating is a crude…

Introduction to Combinational Logic Functions

Textbook

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

Clamper Circuits

Textbook

The circuits in the figure below are known as clampers or DC…

MESFETs

Textbook

The Pentode

Textbook

Another strategy for addressing the problem of secondary electrons…

Power in Resistive and Reactive AC circuits

Textbook

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

Table (landscape view)

Textbook

Periodic table of chemical elements.

CMOS Gate Circuitry

Textbook

Up until this point, our analysis of transistor logic circuits has…

Oscilloscope Trigger Controls

Worksheets - Security

A very useful tool for observing rotating objects is a strobe light.…

AC Waveforms

Worksheets - Security

Radio waves are comprised of oscillating electric and magnetic fields,…

The Silicon-Controlled Switch (SCS)

Textbook

If we take the equivalent circuit of an SCR and add another external…

Active Versus Passive Devices

Textbook

Passive Devices Components incapable of controlling current by means…

DC Transducers

Worksheets - Security

Research and describe what the Hall effect is, and list some practical…

Phase Rotation

Textbook

Three-Phase Alternator Let’s take the three-phase alternator…

What is Network Analysis?

Textbook

The basic application of Ohm’s law to combinations of series and…