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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.

Look-up Tables

Textbook

Having learned about digital memory devices in the last chapter, we…

Differentiator and Integrator Circuits

Textbook

By introducing electrical reactance into the feedback loops of an…

Building a Differential Amplifier

Textbook

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

Permanent Magnets

Textbook

Centuries ago, it was discovered that certain types of mineral rock…

Thermocouples

Textbook

Seebeck Effect An interesting phenomenon applied in the field of…

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

Bipolar Junction Transistors

Textbook

The bipolar junction transistor (BJT) was named because its operation…

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.

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Strain Gauges

Textbook

If a strip of conductive metal is stretched, it will become skinnier…

DC Lab - Sensitive Voltage Detector With Audio Output

Textbook

In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.

Pressure Unit Conversion Calculator

Tools

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

AC Instrumentation Transducers

Textbook

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

Si Lab - Light Sensor (LED Photodetector)

Textbook

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.

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

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.

Si Lab - JFET Switching Circuit and Static Electricity Sensor

Textbook

In this hands-on semiconductor electronics experiment, use a junction field-effect transistor (JFET) to build a sensitive switching circuit and learn about JFET current gain.

Voltage Divider Calculator

Tools

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.

More on AC “polarity”

Textbook

Complex numbers are useful for AC circuit analysis because they…

Introduction to Operational Amplifiers (Op-amps)

Textbook

What is an Operational Amplifier (Op-amp)? Operational Amplifiers,…

Switches, Process Actuated

Textbook

It is very important to keep in mind that the “normal”…

Capacitance

Worksheets - Automotive

Write an equation describing the precise mathematical relationship…

Building a Differential Amplifier

Textbook

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

Calculating Power Factor

Textbook

As was mentioned before, the angle of this “power…

Printed Circuit Board Layout and Manufacture

Worksheets - Automotive

When a PCB designer speaks of dimensions in thous or mils, what does…

Amplifier Circuits

Textbook

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

Review of R, X, and Z (Resistance, Reactance and Impedance)

Textbook

Before we begin to explore the effects of resistors, inductors, and…

Special-purpose Batteries

Textbook

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

DC Mesh Current Analysis

Worksheets - Automotive

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

Binary Overflow

Textbook

One caveat with signed binary numbers is that of overflow, where the…

Analog Lab - Non-inverting Amplifier

Textbook

In this hands-on electronics experiment, you will build a programmable non-inverting amplifier and learn how to use the negative feedback of an operational amplifier to control the gain.

Insulated-gate Field-effect Transistors (MOSFET)

Textbook

The Insulated-Gate Field-Effect Transistor (IGFET), also known as…

Delta and Wye 3-Phase Circuits

Worksheets - Automotive

Label where each of the following electrical quantities would be found…

Nonlinear Conduction

Textbook

“Advances are made by answering questions. Discoveries are made…

The NOT Gate

Textbook

The single-transistor inverter circuit illustrated earlier is actually…

Elementary Amplifier Theory

Worksheets - Automotive

Fundamentally, an amplifier is a device that takes in a low-power…

Simple AC Circuit Calculations

Textbook

Over the course of the next few chapters, you will learn that AC…

Junction field-effect transistors (JFET)

Worksheets - Automotive

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