Categories

Static Electricity Sensor

Textbook

PARTS AND MATERIALS One N-channel junction field-effect transistor,…

Voltage Divider Calculator

Tools

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

AC Instrumentation Transducers

Textbook

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

Permanent Magnets

Textbook

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

Voltage Divider Calculator

Tools

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Strain Gauges

Textbook

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

Physiological Effects of Electricity

Textbook

Most of us have experienced some form of electric “shock,”…

Switches, Process Actuated

Textbook

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

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Look-up Tables

Textbook

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

Differential Amplifier

Textbook

PARTS AND MATERIALS Two 6-volt batteries Two NPN…

Static Electricity Sensor

Textbook

PARTS AND MATERIALS One N-channel junction field-effect transistor,…

Building a Differential Amplifier

Textbook

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

Thermocouples

Textbook

Seebeck Effect An interesting phenomenon applied in the field of…

Voltmeter Impact on Measured Circuit

Textbook

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

Bipolar Junction Transistors

Textbook

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

Differentiator and Integrator Circuits

Textbook

By introducing electrical reactance into the feedback loops of an…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Sensitive Voltage Detector

Textbook

PARTS AND MATERIALS High-quality “closed-cup” audio…

Capacitor Transient Response

Textbook

Because capacitors store energy in the form of an electric field, they…

Latch Circuits

Worksheets - Motion Sensors

What do you think this logic buffer gate will do, with the output…

Asymmetric Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of an asymmetric stripline

Phasor Mathematics

Worksheets - Motion Sensors

Provide a definition for phasor, as the term applies to electrical…

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Wire Types and Sizes

Worksheets - Motion Sensors

Most electrical wire is covered in a rubber or plastic coating called…

Kirchhoff’s Current Law (KCL)

Textbook

What Is Kirchhoff’s Current Law? Kirchhoff’s Current Law,…

Waveform Analysis

Textbook

PARTS AND MATERIALS IBM-compatible personal computer with sound card,…

Wattmeter Design

Textbook

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

Soldering

Worksheets - Motion Sensors

Both soldering irons and soldering guns are tools used in the process…

Basic Ohmmeter Use

Worksheets - Motion Sensors

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

Conductance

Textbook

When students first see the parallel resistance equation, the natural…

Sensing AC Electric Fields

Textbook

PARTS AND MATERIALS Audio detector with headphones  …

Light-Pulse Switch

Worksheets - Motion Sensors

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

Amplifier Circuits

Textbook

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

Introduction to Digital Communication

Textbook

In the design of large and complex digital systems, it is often…

Conductor Size

Textbook

It should be common-sense knowledge that liquids flow through…

Vectors and AC Waveforms

Textbook

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

AC Metrology

Worksheets - Motion Sensors

In power distribution systems, it is very important to be able to…

Potato Battery

Textbook

PARTS AND MATERIALS One large potato One lemon (optional) Strip of…