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Phasor Mathematics

Worksheets - Telecom

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

Time Constant Circuits

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Generally speaking, how many “time constants” worth of time does…

The Thyristor

Textbook

A thyristor is a device that has a number of unusual characteristics.…

Elementary Circuits

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

Critical Temperatures for Superconductors

Textbook

Critical temperatures given in Kelvins Material Element/Alloy Critical…

Low-pass Filters

Textbook

By definition, a low-pass filter is a circuit offering easy passage to…

Digital Logic Signals

Worksheets - Telecom

A rheostat (variable resistor) and a switch are both examples of…

The Common-source Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet

Permissive and Interlock Circuits

Textbook

A practical application of switch and relay logic is in control…

AC Waveforms

Textbook

When an alternator produces AC voltage, the voltage switches polarity…

Octal and Hexadecimal to Decimal Conversion

Textbook

Although the prime intent of octal and hexadecimal numeration systems…

Conventional Versus Electron Flow

Textbook

“The nice thing about standards is that there are so many of…

Shift Registers: Parallel-in, Serial-out (PISO) Conversion

Textbook

Parallel-in/ serial-out shift registers do everything that the…

Op-Amp Practical Considerations

Textbook

Real operational amplifiers have some imperfections compared to an…

AC Phase

Textbook

Things start to get complicated when we need to relate two or more AC…

Scientific Notation in SPICE

Textbook

The SPICE circuit simulation computer program uses scientific notation…

Vol IV. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Introduction to Electron Tubes

Textbook

An often neglected area of study in modern electronics is that of…

Unit Conversion Calculator

Tools

Convert to and from different units of length, weight, power, temperature and torque

Questions to Ask Before Proceeding

Textbook

Has the system ever worked before? If yes, has anything happened to…

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

Series-parallel R, L, and C

Textbook

Now that we’ve seen how series and parallel AC circuit analysis…

Complex Number Arithmetic

Textbook

Since complex numbers are legitimate mathematical entities, just like…

Inductor-Capacitor “tank” Circuit

Textbook

PARTS AND MATERIALS Oscilloscope Assortment of non-polarized…

Calculating Electric Power

Textbook

Learn the Power Formula We’ve seen the formula for determining…

Basic Voltmeter Use

Worksheets - Telecom

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

Control Circuits

Textbook

The Importance of Electrical Safety

Textbook

With this lesson, I hope to avoid a common mistake found in…

Full-wave Center-tap Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) Two…

How to Build a Current Mirror Circuit

Textbook

PARTS AND MATERIALS   Two NPN transistors—models 2N2222 or…

IC Fabrication and Packaging

Worksheets - Telecom

What does it mean if an integrated circuit comes in DIP form? What…

Wiring Color Codes Infographic

Textbook

Wiring Color Codes Infographic. Released under the Creative Commons…

Design Project: Logic Probe

Worksheets - Telecom

What factors determine where potentiometers Rpot1 and Rpot2 must be…

The Common-emitter Amplifier

Textbook

At the beginning of this chapter, it illustrates how transistors could…

Time Constant Circuits

Worksheets - Telecom

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

The S-R Latch

Textbook

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

AC Negative Feedback OpAmp Circuits

Worksheets - Telecom

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

Universal Shift Registers: Parallel-in, Parallel-out

Textbook

The purpose of the parallel-in/ parallel-out shift register is to take…

Decoder

Textbook

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…