Categories

Optoelectronic Devices

Worksheets - Optoelectronics

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

Programmable Logic Controllers (PLC)

Textbook

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

LED Resistor Calculator

Tools

An LED resistance calculator is perfect for when you have a single LED and need to know which resistor you should use.

CMOS 555 Long Duration Red LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

Digital Display Circuits

Worksheets - Optoelectronics

What is the purpose of a seven-segment decoder circuit? What is a…

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Special-purpose Diodes

Textbook

Schottky diodes Schottky diodes are constructed of a metal-to-N…

Design Project: LED Stroboscope

Worksheets - Optoelectronics

A technician uses a stroboscope to “freeze” the rotation of a…

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Simple Combination Lock

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…

CMOS 555 Long Duration Flyback LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

Display Tubes

Textbook

In addition to performing tasks of amplification and switching, tubes…

LED Sequencer

Textbook

PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…

Convert MCD to Lumens

Tools

This calculator is useful for calculating the luminous flux for LEDs where the angle is known.

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

Karnaugh Mapping

Worksheets - Optoelectronics

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

7-segment Display

Textbook

PARTS AND MATERIALS 4511 BCD-to-7seg latch/decoder/driver (Radio…

CMOS 555 Long Duration Blue LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Practical Considerations - Batteries

Textbook

When connecting batteries together to form larger “banks”…

DC Circuit Equations and Laws

Textbook

Power Equation of Ohm’s Law and Joule’s Law    …

Contributors (15)

Textbook

Contributors to this chapter are listed in chronological order of…

Common-Emitter Amplifier

Textbook

PARTS AND MATERIALS One NPN transistor—model 2N2222 or 2N3403…

Meter Check of a Diode

Textbook

The Functionality of Diode Polarity Being able to determine the…

Elementary Circuits

Worksheets - Optoelectronics

In the simplest terms you can think of, define what an electrical…

Positive Feedback

Textbook

As we’ve seen, negative feedback is an incredibly useful…

Thyristor Application Circuits

Worksheets - Optoelectronics

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

Biasing Techniques (BJT)

Textbook

In the common-emitter section of this chapter, we saw a SPICE analysis…

Capacitance

Worksheets - Optoelectronics

Write an equation describing the precise mathematical relationship…

Encoder

Textbook

What is an Encoder? An encoder is a circuit that changes a set of…

Design Project: Dual-output AC-DC Power Supply

Worksheets - Optoelectronics

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

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

Worksheets - Optoelectronics

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

Series and Parallel Inductors

Textbook

When inductors are connected in series, the total inductance is the…

Transistors, Insulated-gate Field-effect (IGFET or MOSFET)

Textbook

We have the symbols for depletion mode and enhancement mode MOSFETs -…

Ohm’s Law

Textbook

PARTS AND MATERIALS Calculator (or pencil and paper for doing…

Stepper Motors

Worksheets - Optoelectronics

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

Sequences

Textbook

Arithmetic Sequences An arithmetic sequence is a series of numbers…

Common Antiderivatives

Textbook

 

Class B BJT Amplifiers

Worksheets - Optoelectronics

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

Voltage Regulation

Textbook

As we saw in a few SPICE analyses earlier in this chapter, the output…

Building Series-Parallel Resistor Circuits

Textbook

Once again, when building battery/resistor circuits, the student or…

Design Project: Power Inverter

Worksheets - Optoelectronics

A common topology for DC-AC power converter circuits uses a pair of…

Introduction to Junction Field-effect Transistors (JFET)

Textbook

A transistor is a linear semiconductor device that controls current…

The Shockley Diode

Textbook

Our exploration of thyristors begins with a device called the…

Microprocessors

Textbook

Early computer science pioneers such as Alan Turing and John Von…

Introduction to Solid-state Device Theory

Textbook

This chapter will cover the physics behind the operation of…

Boolean Algebra

Worksheets - Optoelectronics

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

Non-Inverting Op-Amp Resistor Calculator

Tools

This calculator determines the bias and feedback of resistors for a non-inverting Op-Amp

Introduction to Digital Communication

Textbook

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

Resistor Color Codes

Textbook

Try out our Resistor Color Code Calculator in our Tools section.…

Contact “Normal” State and Make/Break Sequence

Textbook

Any kind of switch contact can be designed so that the contacts…

Copper Wire Gauge Table

Textbook

Solid Cooper Wire Table Size Diameter (inches) Cross-sectional area…

Setting Up a Home Lab

Textbook

In order to build the circuits described in this volume, you will need…

Power Sources

Textbook

There are many different types of power sources, and here some of the…

Performance-Based Assessments for Semiconductor Circuit Competencies

Worksheets - Optoelectronics

Class C BJT Amplifiers

Worksheets - Optoelectronics

A common class of operation used in radio-frequency (RF) amplifier…

Stepper Motor Calculator

Tools

A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor

Calculating Power Factor

Textbook

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

Basic Voltmeter Use

Worksheets - Optoelectronics

What will this voltmeter register when connected to a battery as shown…