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Insulated Gate Field-Effect Transistors

Insulated Gate Field-Effect Transistors

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


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Digital Logic Functions

Digital Logic Functions

We can construct a simple logic functions for our hypothetical lamp…


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Introduction to Karnaugh Mapping

Introduction to Karnaugh Mapping

Why learn about Karnaugh maps? The Karnaugh map, like Boolean…


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Boolean Algebra

Boolean Algebra

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


Worksheets - Discrete Logic

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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Digital Logic Signals

Digital Logic Signals

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


Worksheets - Discrete Logic

Fail-safe Design

Fail-safe Design

Logic circuits, whether comprised of electromechanical relays or…


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Boolean Relationships on Venn Diagrams

Boolean Relationships on Venn Diagrams

The fourth example has A partially overlapping B. Though, we will…


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Digital Logic With Feedback

Digital Logic With Feedback

With simple gate and combinational logic circuits, there is a definite…


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Boolean Arithmetic

Boolean Arithmetic

Let us begin our exploration of Boolean algebra by adding numbers…


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A Binary Adder

A Binary Adder

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


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Boolean Rules for Simplification

Boolean Rules for Simplification

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


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Introduction to Boolean Algebra

Introduction to Boolean Algebra

Mathematical rules are based on the defining limits we place on the…


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Basic Logic Gate Troubleshooting

Basic Logic Gate Troubleshooting

Counting practice: count from zero to thirty-one in binary, octal, and…


Worksheets - Discrete Logic

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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Flip-Flop Circuits

Flip-Flop Circuits

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


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Converting Truth Tables into Boolean Expressions

Converting Truth Tables into Boolean Expressions

In designing digital circuits, the designer often begins with a truth…


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Edge-triggered Latches: Flip-Flops

Edge-triggered Latches: Flip-Flops

So far, we’ve studied both S-R and D latch circuits with enable…


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Basic Logic Gates

Basic Logic Gates

Identify the type of logic gate shown in this schematic diagram, and…


Worksheets - Discrete Logic

Microcontroller Principles

Microcontroller Principles

Read the following quotation, and then research the term…


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Basic Electromagnetic Relays

Basic Electromagnetic Relays

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


Worksheets - Discrete Logic

Series-Parallel Combination AC Circuits

Series-Parallel Combination AC Circuits

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


Worksheets - Discrete Logic

Special-output Gates

Special-output Gates

Complementary Output Gates It is sometimes desirable to have a logic…


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Introduction to Karnaugh Mapping

Introduction to Karnaugh Mapping

Why learn about Karnaugh maps? The Karnaugh map, like Boolean…


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Performance-Based Assessments for Digital Circuit Competencies

Performance-Based Assessments for Digital Circuit Competencies

(Template)


Worksheets - Discrete Logic

Practical Considerations of ADC Circuits

Practical Considerations of ADC Circuits

Perhaps the most important consideration of an ADC is its resolution.…


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Vol IV. Credits

Vol IV. Credits

All entries arranged in alphabetical order of surname. Major…


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Boolean Algebraic Identities

Boolean Algebraic Identities

In mathematics, an identity is a statement true for all possible…


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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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Edge-triggered Latches: Flip-Flops

Edge-triggered Latches: Flip-Flops

So far, we’ve studied both S-R and D latch circuits with enable…


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Permissive and Interlock Circuits

Permissive and Interlock Circuits

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


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Using Multiple Combinational Circuits

Using Multiple Combinational Circuits

As an example of using several circuits together, we are going to make…


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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.


Textbook

Programmable Logic Technology

Programmable Logic Technology

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


Worksheets - Discrete Logic

Boolean Algebra

Boolean Algebra

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


Worksheets - Discrete Logic

A Binary Adder

A Binary Adder

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


Textbook

Digital-to-Analog Conversion

Digital-to-Analog Conversion

If a pulse-width modulated (PWM) signal is sent to a passive…


Worksheets - Discrete Logic

Don’t Care Cells in the Karnaugh Map

Don’t Care Cells in the Karnaugh Map

Up to this point we have considered logic reduction problems where…


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Analog Lab - 555 Oscillator (Astable Multivibrator)

Analog Lab - 555 Oscillator (Astable Multivibrator)

In this hands-on electronics experiment, build an oscillator using a 555 timer and learn the theory of operation of the 555 timer when configured as an astable multivibrator.


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Bipolar Junction Transistors as Switches

Bipolar Junction Transistors as Switches

Solid-state switching circuits usually keep their constituent…


Worksheets - Discrete Logic

DC Circuit Equations and Laws

DC Circuit Equations and Laws

Power Equation of Ohm’s Law and Joule’s Law    …


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Band Theory of Solids

Band Theory of Solids

Quantum physics describes the states of electrons in an atom according…


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Building a Differential Amplifier

Building a Differential Amplifier

Differential Op-Amp Circuits An op-amp with no feedback is already a…


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Introduction to Electron Tubes

Introduction to Electron Tubes

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


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Free Space Path Loss Calculator

Free Space Path Loss Calculator

This calculator calculates the free space loss, given the distance, frequency, and gain, between two antennas.


Tools

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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555 Lab - Schmitt Trigger

555 Lab - Schmitt Trigger

In this hands-on electronics experiment, build a Schmitt trigger using a 555 timer and learn about hysteresis and the inner workings of the extremely versatile 555 timer IC.


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Optoelectronic Devices

Optoelectronic Devices

In this circuit, the electric motor is supposed to turn on whenever…


Worksheets - Discrete Logic

The Triode

The Triode

De Forest’s Audion tube came to be known as the triode tube…


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Transistor Biasing Calculations

Transistor Biasing Calculations

Although transistor switching circuits operate without bias, it is…


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Si Lab - Zener Diode Voltage Regulator

Si Lab - Zener Diode Voltage Regulator

In this hands-on semiconductor electronics experiment, build a simple DC voltage regulator circuit and learn how to use reverse-biased Zener diodes as voltage clamps.


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RMS Voltage Calculator

RMS Voltage Calculator

This calculator calculates the RMS Voltage value from either the peak voltage, the peak-to-peak voltage, or the average voltage.


Tools

Applications of Resonance

Applications of Resonance

So far, the phenomenon of resonance appears to be a useless curiosity,…


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Si Lab - Full-wave Bridge Rectifier

Si Lab - Full-wave Bridge Rectifier

In this hands-on semiconductor electronics experiment, build a full-wave bridge rectifier using silicon diodes and learn some of this circuit's advantages and disadvantages.


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Microstrip Patch Antenna Calculator

Microstrip Patch Antenna Calculator

This tool calculates the dimensions of the microstrip patch antenna given the desired operating frequency.


Tools

Wire Microstrip Impedance Calculator

Wire Microstrip Impedance Calculator

A helpful tool for calculating the impedance of a wire microstrip.


Tools

Programmable Logic Controllers

Programmable Logic Controllers

The Programmable Logic Controller, or PLC, was invented in the late…


Worksheets - Discrete Logic

Introduction to Bipolar Junction Transistors (BJT)

Introduction to Bipolar Junction Transistors (BJT)

The invention of the bipolar transistor in 1948 ushered in a…


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Analog Lab - Class B Audio Amplifier

Analog Lab - Class B Audio Amplifier

In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.


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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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