All About Circuits

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Memory Devices

Memory Devices

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


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Microprocessors

Microprocessors

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


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Historical, Nonmechanical Memory Technologies

Historical, Nonmechanical Memory Technologies

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


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Digital Memory Terms and Concepts

Digital Memory Terms and Concepts

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


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Modern Nonmechanical Memory

Modern Nonmechanical Memory

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


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Memory with moving parts: “Drives”

Memory with moving parts: “Drives”

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


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

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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Arc Flash and Arc Blast

Arc Flash and Arc Blast

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


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TTL NOR and OR gates

TTL NOR and OR gates

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


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Modern Nonmechanical Memory

Modern Nonmechanical Memory

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


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Digital Lab - S-R Latch Using NOR Gates

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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Memory Devices

Memory Devices

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


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Microprocessors

Microprocessors

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


Textbook

Digital Memory Terms and Concepts

Digital Memory Terms and Concepts

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


Textbook

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

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

Power Density Calculator

A tool designed to calculate the power density of an antenna


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TTL NAND and AND gates

TTL NAND and AND gates

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


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Historical, Nonmechanical Memory Technologies

Historical, Nonmechanical Memory Technologies

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


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Read-Only Memory (ROM)

Read-Only Memory (ROM)

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


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Memory with moving parts: “Drives”

Memory with moving parts: “Drives”

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


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Programmable Logic Technology

Programmable Logic Technology

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


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Shift Registers

Shift Registers

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


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Conductor Size

Conductor Size

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


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Common Sources of Hazard

Common Sources of Hazard

Of course, there is a danger of electrical shock when directly…


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Voltmeter Impact on Measured Circuit

Voltmeter Impact on Measured Circuit

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


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AC phase

AC phase

If we were to express the series-connected DC voltages as phasors…


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Inductor Sizing Equation

Inductor Sizing Equation

The Inductance Formula     Wheeler’s formulas for…


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Synchronous Counters

Synchronous Counters

What is a Synchronous Counter? A synchronous counter, in contrast to…


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Optical Data Communication

Optical Data Communication

A modern alternative to sending (binary) digital information via…


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Voltmeter Design

Voltmeter Design

As was stated earlier, most meter movements are sensitive devices.…


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Likely Failures in Proven Systems

Likely Failures in Proven Systems

The following problems are arranged in order from most likely to least…


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Peak, Average, and RMS Measurements

Peak, Average, and RMS Measurements

How is it possible to assign a fixed value of voltage or current (such…


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Op-amp Circuits

Op-amp Circuits

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


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AC Resistor Circuits (Inductive)

AC Resistor Circuits (Inductive)

Instantaneous Values in AC Circuits Pure resistive AC circuit:…


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Magnetic Fields and Inductance

Magnetic Fields and Inductance

Whenever electrons flow through a conductor, a magnetic field will…


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Current Signal Systems

Current Signal Systems

Current Source It is possible through the use of electronic amplifiers…


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Basic Ohmmeter Use

Basic Ohmmeter Use

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


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DC Motor Control Circuits

DC Motor Control Circuits

How is it possible to electrically measure the torque output by a…


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Polyphase Power Systems

Polyphase Power Systems

Explain the difference between a balanced polyphase system and an…


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Design Project: Telegraph System

Design Project: Telegraph System

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


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Voltage and Current in a Practical Circuit

Voltage and Current in a Practical Circuit

Because it takes energy to force charge to flow against the opposition…


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AC Lab - Phase Shift in a Capacitive Circuit

AC Lab - Phase Shift in a Capacitive Circuit

In this hands-on AC electronics experiment, build a simple RC circuit that demonstrates phase shift and learn how out-of-phase AC voltages do not add algebraically.


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