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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.

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.

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.

Pressure Unit Conversion Calculator

Tools

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

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.

AC Commutator Motors

Textbook

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

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

Worksheets - Sensors

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

Design Project: Stepper Motor Driver

Worksheets - Sensors

At first it may seem pointless to have the four buffer gates following…

Safety Grounding

Worksheets - Sensors

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

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

The Importance of Electrical Safety

Textbook

With this lesson, I hope to avoid a common mistake found in…

Polyphase Motor Design

Textbook

AC Motors Perhaps the most important benefit of polyphase AC power…

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.

Specific Troubleshooting Techniques

Textbook

After applying some of the general troubleshooting tips to narrow the…

Bipolar Junction Transistors as Switches

Worksheets - Sensors

Solid-state switching circuits usually keep their constituent…

Radio Circuits

Textbook

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Stepper Motors

Textbook

Stepper Motor vs Servo Motor A stepper motor is a…

Stepper Motors

Worksheets - Sensors

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

Boolean Algebra

Worksheets - Sensors

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

Calculus for Electric Circuits

Worksheets - Sensors

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…

Step-up, Step-down, and Isolation Transformers

Worksheets - Sensors

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

Introduction to AC Motors

Textbook

After the introduction of the DC electrical distribution system by…

AC Lab - Automotive Alternator as AC Generator

Textbook

In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.

Algebraic Equation Manipulation for Electric Circuits

Worksheets - Sensors

The electrical resistance of a conductor at any temperature may be…

Wires and Connections

Textbook

Older electrical schematics showed connecting wires crossing, while…

Beam Power Tubes

Textbook

In the beam power tube, the basic four-element structure of the…

The Exclusive-OR Function: The XOR Gate

Textbook

What Is an XOR Gate? One element conspicuously missing from the set of…

AC Capacitor Circuits

Textbook

Capacitors Vs. Resistors Capacitors do not behave the same as…

Voltage and Current in a Practical Circuit

Textbook

Because it takes energy to force charge to flow against the opposition…

Mutual Inductance

Textbook

If two coils of wire are brought into close proximity with each other…

Vectors and AC Waveforms

Textbook

OK, so how exactly can we represent AC quantities of voltage or…

Finite-length Transmission Lines

Textbook

A transmission line of infinite length is an interesting abstraction,…

Contributors (5)

Textbook

Contributors to this chapter are listed in chronological order of…

High Voltage Ohmmeters

Textbook

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

Basic Ohmmeter Use

Worksheets - Sensors

Explain how an ohmmeter is able to measure the resistance of a…

Polyphase Motor Design

Textbook

AC Motors Perhaps the most important benefit of polyphase AC power…

Power in Electric Circuits

Textbook

In addition to voltage and current, there is another important…

Other Diode Technologies

Textbook

Varicap or varactor diodes A variable capacitance diode is known as a…

AC Inductor Circuits

Textbook

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

Inductance

Worksheets - Sensors

∫f(x) dx Calculus alert! One of the fundamental principles of…

Karnaugh Mapping

Worksheets - Sensors

Identify each of these logic gates by name, and complete their…

The TRIAC

Textbook

SCRs are unidirectional (one-way) current devices, making them useful…

Circuit Components

Textbook

Remember that this tutorial is not exhaustive by any means, and that…