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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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Historical, Nonmechanical Memory Technologies

Historical, Nonmechanical Memory Technologies

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


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Shift Registers

Shift Registers

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


Worksheets - Magnetic Storage

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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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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Programmable Logic Technology

Programmable Logic Technology

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


Worksheets - Magnetic Storage

Microprocessors

Microprocessors

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


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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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Historical, Nonmechanical Memory Technologies

Historical, Nonmechanical Memory Technologies

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


Textbook

Power Density Calculator

Power Density Calculator

A tool designed to calculate the power density of an antenna


Tools

Arc Flash and Arc Blast

Arc Flash and Arc Blast

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


Worksheets - Magnetic Storage

Memory with moving parts: “Drives”

Memory with moving parts: “Drives”

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


Textbook

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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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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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 Devices

Memory Devices

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


Worksheets - Magnetic Storage

Shift Registers

Shift Registers

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


Worksheets - Magnetic Storage

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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Active Versus Passive Devices

Active Versus Passive Devices

Passive Devices Components incapable of controlling current by means…


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Series and Parallel Capacitors

Series and Parallel Capacitors

When capacitors are connected in series, the total capacitance is…


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Step-up and Step-down Transformers

Step-up and Step-down Transformers

So far, we’ve observed simulations of transformers where the…


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More on AC “polarity”

More on AC “polarity”

Complex numbers are useful for AC circuit analysis because they…


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Stripline Crosstalk Calculator

Stripline Crosstalk Calculator

This tool is designed to calculate cross-talk coefficient and coupled voltage for a stripline


Tools

Microstrip Impedance Calculator

Microstrip Impedance Calculator

This calculator helps you compute the characteristic impedance of a microstrip.


Tools

DC Motor Control Circuits

DC Motor Control Circuits

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


Worksheets - Magnetic Storage

Junction Diodes

Junction Diodes

There was some historic crude, but usable semiconductor…


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Table (portrait view)

Table (portrait view)

  Periodic table of chemical elements.


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Averager and Summer Circuits

Averager and Summer Circuits

If we take three equal resistors and connect one end of each to a…


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DC Lab - Voltage Divider

DC Lab - Voltage Divider

In this hands-on electronics experiment, you will build a resistive voltage divider and observe how Ohm's law and Kirchhoff's voltage law (KVL) function in real circuits using a voltmeter and an ammeter.


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Power in Resistive and Reactive AC circuits

Power in Resistive and Reactive AC circuits

Consider a circuit for a single-phase AC power system, where a 120…


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Intro Lab - Circuit With a Switch

Intro Lab - Circuit With a Switch

In this hands-on electronics experiment, you will control a light with a switch and learn the basics of connecting toggle (on/off) switches into circuits.


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The Unijunction Transistor (UJT)

The Unijunction Transistor (UJT)

Unijunction transistor: Although a unijunction transistor is not a…


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Inductance

Inductance

∫f(x) dx Calculus alert! One of the fundamental principles of…


Worksheets - Magnetic Storage

General Troubleshooting Tips

General Troubleshooting Tips

When first approaching a failed or otherwise misbehaving system, the…


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Passive Filter Circuits

Passive Filter Circuits

In very simple, qualitative terms, rate the impedance of capacitors…


Worksheets - Magnetic Storage

Combination Tubes

Combination Tubes

Similar in thought to the idea of the integrated circuit, tube…


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Likely Failures in Unproven Systems

Likely Failures in Unproven Systems

“All men are liable to error;” —John Locke Whereas…


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Circuits and the Speed of Light

Circuits and the Speed of Light

Suppose we had a simple one-battery, one-lamp circuit controlled by a…


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