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Multiplexers and Demultiplexers

Multiplexers and Demultiplexers

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


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The “Buffer” Gate

The “Buffer” Gate

If we were to connect two inverter gates together so that the output…


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Logic Signal Voltage Levels

Logic Signal Voltage Levels

Input Voltages for Logic Gates Logic gate circuits are designed to…


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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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Multiplexers

Multiplexers

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


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Fail-safe Design

Fail-safe Design

Logic circuits, whether comprised of electromechanical relays or…


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555 Lab - Advanced Red LED Flasher

555 Lab - Advanced Red LED Flasher

In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.


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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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Karnaugh Maps, Truth Tables, and Boolean Expressions

Karnaugh Maps, Truth Tables, and Boolean Expressions

Who Developed the Karnaugh Map? Maurice Karnaugh, a…


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Safe Meter Usage

Safe Meter Usage

Using an electrical meter safely and efficiently is perhaps the most…


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Minterm vs Maxterm Solution

Minterm vs Maxterm Solution

So far we have been finding Sum-Of-Product (SOP) solutions to logic…


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555 Lab - Blue LED Flasher With Voltage Doubler

555 Lab - Blue LED Flasher With Voltage Doubler

In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.


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Network Protocols

Network Protocols

Aside from the issues of the physical network (signal types and…


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Full-Adder

Full-Adder

The half-adder is extremely useful until you want to add more than one…


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Design Project: Power Inverter

Design Project: Power Inverter

A common topology for DC-AC power converter circuits uses a pair of…


Worksheets - Digital ICs

Boolean Algebra

Boolean Algebra

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


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Digital Lab - Digital Combination Lock

Digital Lab - Digital Combination Lock

In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.


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High-Reliability Circuits

High-Reliability Circuits

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


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Integrated Circuits

Integrated Circuits

  A Logic Gate is assigned as an elementary building block of…


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Diode Switching Circuits

Diode Switching Circuits

Diodes can perform switching and digital logic operations. Forward and…


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Speed Distance Time Calculator

Speed Distance Time Calculator

This calculator will solve for either distance, time, or speed given two of the three parameters.


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DC Metrology

DC Metrology

Define the following metrological terms: • Uncertainty • Accuracy…


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Impedance Transformation

Impedance Transformation

Standing waves at the resonant frequency points of an open- or…


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Introduction to AC Motors

Introduction to AC Motors

After the introduction of the DC electrical distribution system by…


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555 Timer Monostable Circuit Calculator

555 Timer Monostable Circuit Calculator

This calculator computes for the output pulse width of a 555 timer monostable circuit


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Decibel Measurements

Decibel Measurements

During the early development of telephone technology, a unit was…


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Factoring Equivalencies

Factoring Equivalencies

Factoring Identities :   a2 - b2 = (a + b) (a - b) a2 + 2ab + b2…


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Display Tubes

Display Tubes

In addition to performing tasks of amplification and switching, tubes…


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Special Diodes

Special Diodes

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


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Analysis Techniques for Series Parallel Resistor Circuits

Analysis Techniques for Series Parallel Resistor Circuits

Guidelines to Series-Parallel Combination Circuit Analysis The goal of…


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Battery Ratings

Battery Ratings

Because batteries create current flow in a circuit by exchanging…


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Algebraic Equation Manipulation for Electric Circuits

Algebraic Equation Manipulation for Electric Circuits

The electrical resistance of a conductor at any temperature may be…


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DC Lab - Potentiometer Voltage Divider

DC Lab - Potentiometer Voltage Divider

In this hands-on electronics experiment, you will use potentiometers to vary a voltage and learn about voltage divider ratios and potentiometer applications.


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Complex Vector Addition

Complex Vector Addition

If vectors with uncommon angles are added, their magnitudes (lengths)…


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Logic Signal Voltage Levels

Logic Signal Voltage Levels

Input Voltages for Logic Gates Logic gate circuits are designed to…


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Si Lab - Simple Op Amp

Si Lab - Simple Op Amp

In this hands-on semiconductor electronics experiment, build a custom operational amplifier (op amp) and learn about the application of current mirrors and the use of negative feedback in op amp circuits.


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Slope (integrating) ADC

Slope (integrating) ADC

So far, we’ve only been able to escape the sheer volume of…


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Signal Modulation

Signal Modulation

A modern method of electrical power control involves inserting a…


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Ohm’s Law - How Voltage, Current, and Resistance Relate

Ohm’s Law - How Voltage, Current, and Resistance Relate

The first, and perhaps most important, relationship between current,…


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Electrical Transients

Electrical Transients

This chapter explores the response of capacitors and inductors to…


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555 Timer Monostable Circuit Calculator

555 Timer Monostable Circuit Calculator

This calculator computes for the output pulse width of a 555 timer monostable circuit


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Complex Voltage and Current Calculations

Complex Voltage and Current Calculations

There are circumstances when you may need to analyze a DC reactive…


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Bipolar Junction Transistors in Active Mode

Bipolar Junction Transistors in Active Mode

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


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Fundamentals of Radio Communication

Fundamentals of Radio Communication

What does the acronym RF stand form, in reference to radio-related…


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Millman’s Theorem

Millman’s Theorem

In Millman’s Theorem, the circuit is re-drawn as a parallel…


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JFET Quirks

JFET Quirks


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Amplifier Impedances

Amplifier Impedances

Input impedance varies considerably with the circuit configuration…


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Phasing

Phasing

Since transformers are essentially AC devices, we need to be aware of…


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MESFETs

MESFETs


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Special Diodes

Special Diodes

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


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Capacitance, Reactance, and Admittance Calculator

Capacitance, Reactance, and Admittance Calculator

A calculator for solving the capacitance, reactance, and admittance of a capacitor.


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Three-phase Transformer Circuits

Three-phase Transformer Circuits

Since three-phase is used so often for power distribution systems, it…


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Delta and Wye 3-Phase Circuits

Delta and Wye 3-Phase Circuits

Label where each of the following electrical quantities would be found…


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Superposition Theorem

Superposition Theorem

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


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DC Motor Theory

DC Motor Theory

If the ends of a wire loop are attached to two half-circular metal…


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Single-phase Power Systems

Single-phase Power Systems

Single phase power system schematic diagram shows little about the…


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Node Voltage Method

Node Voltage Method

The node voltage method of DC network analysis solves for unknown…


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Asynchronous Flip-Flop Inputs

Asynchronous Flip-Flop Inputs

The normal data inputs to a flip flop (D, S and R, or J and K) are…


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Specific Resistance of Conductors

Specific Resistance of Conductors

Given two lengths of metal wire, which one will have the least…


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Introduction to Operational Amplifiers (Op-amps)

Introduction to Operational Amplifiers (Op-amps)

What is an Operational Amplifier (Op-amp)? Operational Amplifiers,…


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