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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.

Look-up Tables

Textbook

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

AC Lab - Sensing AC Magnetic Fields

Textbook

In this hands-on AC electronics experiment, you will sense AC magnetic fields using a simple wire coil and learn about AC signal coupling, orientation effects, and the impact of shielding using different materials.

DC Lab - Thermoelectricity

Textbook

In this hands-on electronics experiment, you will build a thermocouple to measure temperature changes and learn about the Seebeck effect.

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

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.

Thermocouples

Textbook

Seebeck Effect An interesting phenomenon applied in the field of…

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.

Bipolar Junction Transistors

Textbook

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

Voltmeter Impact on Measured Circuit

Textbook

Every meter impacts the circuit it is measuring to some extent, just…

Switches, Process Actuated

Textbook

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

Building a Differential Amplifier

Textbook

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

Strain Gauges

Textbook

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

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.

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…

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

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.

Permanent Magnets

Textbook

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

Broadside Coupled Trace Inductance Calculator

Tools

This calculator helps you compute the inductance of a broadside coupled trace.

Larger 5 & 6-variable Karnaugh Maps

Textbook

Larger Karnaugh maps reduce larger logic designs. How large is large…

Vectors and AC Waveforms

Textbook

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

Intro Lab - How to Use a Voltmeter to Measure Voltage

Textbook

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

Elementary Amplifier Theory

Worksheets - Sensors

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

Contributors (2)

Textbook

Contributors to this chapter are listed in chronological order of…

Finite-state Machine

Textbook

Feedback is a fascinating engineering principle. It can turn a rather…

Superconductivity

Textbook

Conductors lose all of their electrical resistance when cooled to…

The S-R Latch

Textbook

A bistable multivibrator has two stable states, as indicated by the…

Combination Tubes

Textbook

Similar in thought to the idea of the integrated circuit, tube…

AC Resistor Circuits (Capacitive)

Textbook

Pure resistive AC circuit: voltage and current are in phase.  …

DC Lab - An Analog Computer For Averaging

Textbook

In this hands-on electronics experiment, you will build a simple circuit that computes the average of voltages and learn about analog computers and their application.

Wire-by-Number project kit introduction

Worksheets - Sensors

Wire-by-Number project: simple voltage divider Description: Build a…

Active-mode Operation (IGFET)

Textbook

DC Lab - Rate-of-change Indicator

Textbook

In this hands-on electronics experiment, you will build an analog differentiator circuit that outputs a signal proportional to the rate-of-change and learn about one of the advantages of analog circuits.

Signal Modulation

Worksheets - Sensors

A modern method of electrical power control involves inserting a…

Programmable Logic Controllers (PLC)

Textbook

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

OpAmp Oscillator Circuits

Worksheets - Sensors

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

Venn Diagrams and Sets

Textbook

Mathematicians use Venn diagrams to show the logical relationships of…

Wire Over Plane Inductance Calculator

Tools

This calculator helps you compute the inductance of a wire-over-plane setup.

Superposition Theorem

Textbook

The superposition theorem is one of those strokes of genius that takes…

Thyristors

Textbook

Thyristors are a broad classification of bipolar-conducting…

Circuit Components

Textbook

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

Decoder

Textbook

A decoder is a circuit that changes a code into a set of signals. It…

The Triode

Textbook

De Forest’s Audion tube came to be known as the triode tube…

Electrical Signal Types

Textbook

With BogusBus, our signals were very simple and straightforward: each…

Rectifying Diodes

Worksheets - Sensors

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

Advanced Electromagnetism and Electromagnetic Induction

Worksheets - Sensors

∫f(x) dx Calculus alert! Electronic power conversion circuits known…

An Electric Pendulum

Textbook

Capacitors store energy in the form of an electric field, and…

Si Lab - Multi-stage Amplifier

Textbook

In this hands-on semiconductor electronics experiment, construct a three-stage common-emitter amplifier using bipolar junction transistors (BJTs) and learn about multi-stage gain and feedback.

Binary Addition

Textbook

The Rules of Binary Addition Adding binary numbers is a very simple…

Binary Math Circuits

Worksheets - Sensors

Add the following binary numbers:

DC Lab - Current Divider

Textbook

In this hands-on electronics experiment, you will build resistive current dividers and observe how Ohm's law and Kirchhoff's current law function in real circuits using a voltmeter and an ammeter.

Integrated Circuits

Textbook

  A Logic Gate is assigned as an elementary building block of…

DC Branch Current Analysis

Worksheets - Sensors

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

Optical Data Communication

Textbook

A modern alternative to sending (binary) digital information via…

DC Lab - Rheostat Range Limiting

Textbook

In this hands-on electronics experiment, you will use series and parallel resistor networks to precisely adjust the range and zero point of a rheostat.

Si Lab - Astable Multivibrator Audio Oscillator

Textbook

In this hands-on semiconductor electronics experiment, build an astable multivibrator (oscillator) circuit that provides an output in the audio frequency range and learn the effect of component values and supply voltage on oscillation frequency.

Junction Field-effect Transistors

Textbook

The field effect transistor was proposed by Julius Lilienfeld in US…

Valence and Crystal Structure

Textbook

Valence: The electrons in the outermost shell, or valence shell, are…