Latest Test & Measurement Education

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Optoelectronic Devices

Worksheets - Test & Measurement

In this circuit, the electric motor is supposed to turn on whenever…

Class A BJT Amplifiers

Worksheets - Test & Measurement

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

Wire-by-Number project kit introduction

Worksheets - Test & Measurement

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

Intro Lab - Ohm’s Law

Textbook

Project Overview This project employs all of the skills…

Millman’s Theorem

Worksheets - Test & Measurement

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

Design Project: Pulse-Width Modulation (PWM) Signal Generator

Worksheets - Test & Measurement

What shape of voltage waveform would you expect to measure (using an…

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Worksheets - Test & Measurement

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

Design Project: AC-DC Power Supply

Worksheets - Test & Measurement

Safety is very important when designing and/or building a device…

Wattmeter Design

Textbook

Power in an electric circuit is the product (multiplication) of…

Design Project: Arbitrary Waveform Generator

Worksheets - Test & Measurement

What, exactly, is an arbitrary waveform generator, and for what…

Analysis Options

Textbook

AC ANALYSIS: General form: .ac [curve] [points] [start] [final]…

Class B BJT Amplifiers

Worksheets - Test & Measurement

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

Voltmeter Design

Worksheets - Test & Measurement

Suppose I were about to measure an unknown voltage with a manual-range…

What is Network Analysis?

Textbook

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

Impedance

Worksheets - Test & Measurement

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

Batteries

Worksheets - Test & Measurement

If I wanted to build a battery-powered electric drill, would it be…

Calculating Power Factor

Textbook

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

Resonance

Worksheets - Test & Measurement

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

Digital Lab - 7-segment LED Display

Textbook

In this hands-on electronics experiment, you will control a 7-segment binary-coded decimal (BCD) display and learn about active-low and active-high logic inputs.

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.

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.

History of SPICE

Textbook

SPICE is a computer program designed to simulate analog electronic…

Resonance

Worksheets - Test & Measurement

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

Intro Lab - Nonlinear Resistance

Textbook

In this hands-on electronics experiment, you will compare the resistance of a lamp filament in its on and off states and learn about nonlinear resistances by applying Ohm's law.

Re-drawing Complex Schematics

Textbook

Typically, complex circuits are not arranged in nice, neat, clean…

Asynchronous Flip-Flop Inputs

Textbook

The normal data inputs to a flip flop (D, S and R, or J and K) are…

Binary Math

Worksheets - Test & Measurement

Counting practice: count from zero to thirty-one in binary, octal, and…

The Exclusive-OR Function: The XOR Gate

Textbook

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

Pulse Width Modulation

Textbook

Pulse Width Modulation (PWM) uses digital signals to control power…

Edge-triggered Latches: Flip-Flops

Textbook

So far, we’ve studied both S-R and D latch circuits with enable…

AC Instrumentation Transducers

Textbook

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

The D Latch

Textbook

Since the enable input on a gated S-R latch provides a way to latch…

Light-Pulse Switch

Worksheets - Test & Measurement

It is fairly important to use large value resistors (10 MΩ works…

Electromagnetism

Textbook

The discovery of the relationship between magnetism and electricity…

Edge Coupled Trace Inductance Calculator

Tools

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

Other Specialized Motors

Textbook

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

What is the Relationship Between Conductance and Resistance?

Textbook

The concept and measurement units of resistance are most often used…

Clipper Circuits

Textbook

A circuit which removes the peak of a waveform is known as a clipper.…

The Tetrode

Textbook

As the name suggests, the tetrode tube contains four elements: cathode…

Analog Lab - Op Amp Integrator

Textbook

In this hands-on electronics experiment, you will build an analog integrator using an operational amplifier and learn about integration functions, op amp input bias currents, and how to limit the voltage swing of a potentiometer.

Parallel Circuit Rules

Textbook

Voltage Components in a parallel circuit share the same voltage:…

Practical Considerations - Inductors

Textbook

Inductors, like all electrical components, have limitations which must…

Flash ADC

Textbook

Also called the parallel A/D converter, this circuit is the simplest…

Contributors (12)

Textbook

Contributors to this chapter are listed in chronological order of…

Capacitance Calculator

Tools

This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.

Si Lab - Full-wave Center-tap Rectifier

Textbook

In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.

Frequency and Phase Measurement

Textbook

An important electrical quantity with no equivalent in DC circuits is…

Kirchhoff’s Voltage Law (KVL)

Textbook

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

Parallel Wire Inductance Calculator

Tools

This tool is designed to calculate the inductance of two parallel wires

Free Space Path Loss Calculator

Tools

This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Other Diode Technologies

Textbook

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

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Test & Measurement

(Template)

Microprocessor Programming

Worksheets - Test & Measurement

What is the difference between a JMP (“jump”) instruction and a…

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

Textbook

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

AC Generator Theory

Worksheets - Test & Measurement

If an electric current is passed through this wire, which direction…

Practical Considerations - Capacitors

Textbook

Capacitors, like all electrical components, have limitations that must…

Conversion From Decimal Numeration

Textbook

Because octal and hexadecimal numeration systems have bases that are…

Algebraic Substitution for Electric Circuits

Worksheets - Test & Measurement

There are two basic Ohm’s Law equations: one relating voltage,…

Analog Lab - Op Amp Integrator

Textbook

In this hands-on electronics experiment, you will build an analog integrator using an operational amplifier and learn about integration functions, op amp input bias currents, and how to limit the voltage swing of a potentiometer.