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Memory with moving parts: “Drives”

Textbook

The earliest forms of digital data storage involving moving parts was…

Power Density Calculator

Tools

A tool designed to calculate the power density of an antenna

Modern Nonmechanical Memory

Textbook

Now we can proceed to studying specific types of digital storage…

Arc Flash and Arc Blast

Worksheets - Memory

Electromechanical relays used to start and stop high-power electric…

Memory Devices

Worksheets - Memory

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

TTL NAND and AND gates

Textbook

Suppose we altered our basic open-collector inverter circuit, adding a…

Digital Lab - S-R Latch With Enable Input using NAND Gates

Textbook

In this hands-on electronics experiment, you will build an S-R latch with an enable input using four NAND gates and learn more about digital circuit functionality.

TTL NOR and OR gates

Textbook

TTL Circuit Analysis Let’s examine the following TTL circuit and…

Programmable Logic Technology

Worksheets - Memory

Define the following acronyms as they apply to digital logic circuits:…

Flash ADC

Textbook

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

Microprocessors

Textbook

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

Historical, Nonmechanical Memory Technologies

Textbook

Perhaps the most ingenious technique was that of the delay line. A…

Shift Registers

Worksheets - Memory

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

Read-Only Memory (ROM)

Textbook

Read-only memory (ROM) is similar in design to static or dynamic RAM…

Digital Lab - S-R Latch Using NOR Gates

Textbook

In this hands-on electronics experiment, you will build an S-R latch using two NOR gates and learn how this type of digital memory operates, including invalid states, race conditions, and the effects of output loading.

NAND Gate S-R Flip-Flop

Textbook

PARTS AND MATERIALS 4011 quad NAND gate (Radio Shack catalog #…

Digital Memory Terms and Concepts

Textbook

When we store information in some kind of circuit or device, we not…

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.

IGBTs

Textbook

Because of their insulated gates, IGFETs of all types have extremely…

Electromagnetism Experiment

Textbook

PARTS AND MATERIALS 6-volt battery Magnetic compass Small permanent…

Precise Diode Circuits

Worksheets - Memory

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

Bipolar Junction Transistors

Textbook

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

Wires and Connections

Textbook

Older electrical schematics showed connecting wires crossing, while…

What Are Electric Circuits?

Textbook

You might have been wondering how charges can continuously flow in a…

Inductor Quirks

Textbook

In an ideal case, an inductor acts as a purely reactive device. That…

Biasing Techniques (JFET)

Textbook

Voltage Divider Calculator

Tools

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

Q Factor and Bandwidth of a Resonant Circuit

Textbook

The Q, or quality, factor of a resonant circuit is a measure of the…

Nonlinear Conduction

Textbook

“Advances are made by answering questions. Discoveries are made…

The Common-gate Amplifier (JFET)

Textbook

RELATED WORKSHEETS: JFET Amplifiers Worksheet

Tracking ADC

Textbook

A third variation on the counter-DAC-based converter theme is, in my…

DC Lab - Potentiometric Voltmeter

Textbook

In this hands-on electronics experiment, you will build a null-balancing potentiometric voltmeter and learn how to prevent a voltmeter from changing the voltage it is measuring.

Capacitive Reactance

Worksheets - Memory

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

Elementary Circuits

Worksheets - Memory

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

AC Bridge Circuits

Textbook

As we saw with DC measurement circuits, the circuit configuration…

Snell’s Law Calculator

Tools

Given three of the four input parameters (refractive indices, angles of incidence, and refraction) this tool calculates the missing variable based on Snell's law.

Transistor Ratings and Packages (JFET)

Textbook

Advanced Electromagnetism and Electromagnetic Induction

Worksheets - Memory

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

ElectroStatic Discharge

Textbook

At the start of this book, we discussed static electricity and how it…

555 Audio Oscillator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…

Lenz’s Law and Faraday’s Law Calculator

Tools

This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.

Sensing AC Magnetic Fields

Textbook

PARTS AND MATERIALS Audio detector with headphones Electromagnet coil…

The P-N Junction

Textbook

If a block of P-type semiconductor is placed in contact with a block…

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

L-Match Impedance Matching Circuits

Tools

This calculator is designed to compute for the parameters needed to design a L-Match Impedance Circuit

A Binary Adder

Textbook

Suppose we wanted to build a device that could add two binary bits…

Multiplexers

Textbook

A multiplexer, abbreviated mux, is a device that has multiple inputs…

Temperature Coefficients of Resistance Table

Textbook

Temperature coefficient (α) per degree C: Material Element/Alloy…

Basic Electromagnetism and Electromagnetic Induction

Worksheets - Memory

When lightning strikes, nearby magnetic compass needles may be seen to…

Introduction to Analog Integrated Circuits

Textbook

Analog circuits are circuits dealing with signals free to vary from…

Simple Combination Lock

Textbook

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

Finite-state Machine

Textbook

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

Series DC Circuits Practice Worksheet with Answers

Worksheets - Memory

In this circuit, three resistors receive the same amount of current (4…

Mutual Inductors

Textbook

Mutual inductors are inductors that capitalize the effect of mutual…

Historical, Nonmechanical Memory Technologies

Textbook

Perhaps the most ingenious technique was that of the delay line. A…

Scientific Notation

Textbook

In many disciplines of science and engineering, very large and very…

Logarithms

Textbook

Definition of a Logarithm     “log” denotes a…