Memory with moving parts: “Drives”

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

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Memory Devices

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

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Digital Memory Terms and Concepts

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

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Read-Only Memory (ROM)

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

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Programmable Logic Technology

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

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Read-Only Memory (ROM)

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

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Arc Flash and Arc Blast

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

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TTL NAND and AND gates

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

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Modern Nonmechanical Memory

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

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Historical, Nonmechanical Memory Technologies

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

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Memory Devices

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

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TTL NOR and OR gates

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

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Digital Lab - S-R Flip-flop Using NAND Gates

In this hands-on electronics experiment, build an edge-triggered S-R flip-flop, learn the difference between a latch and a flip-flop, and experience how a switch bounce can cause logic errors.

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Power Density Calculator

A tool designed to calculate the power density of an antenna

Tools

Memory with moving parts: “Drives”

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

Textbook

Shift Registers

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

Worksheets - Non-volatile

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

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

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Microprocessors

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

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Digital Lab - S-R Latch Using NOR Gates

In this hands-on electronics experiment, 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.

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Digital Memory Terms and Concepts

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

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MESFETs

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Circuit Simplification Examples

Let’s begin with a semiconductor gate circuit in need of…

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Practical Considerations - Batteries

When connecting batteries together to form larger “banks”…

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Ring Counters

If the output of a shift register is fed back to the input. a ring…

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What Are Electric Circuits?

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

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Feedback

If some percentage of an amplifier’s output signal is connected…

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Numbers versus Numeration

It is imperative to understand that the type of numeration system used…

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Voltmeter Impact on Measured Circuit

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

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Boolean Rules for Simplification

Boolean algebra finds its most practical use in the simplification of…

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Series and Parallel Component Equivalent Values

Series and Parallel Resistances     Series and Parallel…

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Time-Delay Electromechanical Relays

What does the normal status of an electrical switch refer to?…

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Differentiator and Integrator Circuits

By introducing electrical reactance into the feedback loops of an…

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Transistors, junction field-effect (JFET)

Note that the direction of the arrow at the gate indicates the…

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Counter Modulus

Incomplete

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What is a Series-Parallel Circuit?

With simple series circuits, all components are connected end-to-end…

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Historical, Nonmechanical Memory Technologies

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

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Transistor Ratings and Packages (IGFET)

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Parallel Circuits and the Application of Ohm’s Law

In this introduction to parallel resistance circuits, we will explain…

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Design Project: Telegraph System

What voltage will you choose to use for each of the station batteries?

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Waveguides

A waveguide is a special form of transmission line consisting of a…

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