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Meter Check of a Transistor (BJT)

Meter Check of a Transistor (BJT)

Bipolar transistors are constructed of a three-layer semiconductor…


Textbook

Linear Computational Circuitry

Linear Computational Circuitry

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


Worksheets - Test & Measurement

BJT Amplifier Troubleshooting

BJT Amplifier Troubleshooting

As an instructor of electronics, I am called upon frequently to help…


Worksheets - Test & Measurement

The Common-emitter Amplifier

The Common-emitter Amplifier

At the beginning of this chapter, it illustrates how transistors could…


Textbook

Performance-Based Assessments for DC Circuit Competencies

Performance-Based Assessments for DC Circuit Competencies

(Template)


Worksheets - Test & Measurement

Basic Ohmmeter Use

Basic Ohmmeter Use

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


Worksheets - Test & Measurement

Square Wave Signals

Square Wave Signals

It has been found that any repeating, non-sinusoidal waveform can be…


Textbook

Op-Amp Practical Considerations

Op-Amp Practical Considerations

Real operational amplifiers have some imperfections compared to an…


Textbook

JFET Amplifiers

JFET Amplifiers

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


Worksheets - Test & Measurement

Digital Display Circuits

Digital Display Circuits

What is the purpose of a seven-segment decoder circuit? What is a…


Worksheets - Test & Measurement

Tachogenerators

Tachogenerators

An electromechanical generator is a device capable of producing…


Textbook

Zener Diodes

Zener Diodes

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


Worksheets - Test & Measurement

Open-Loop OpAmp Circuits

Open-Loop OpAmp Circuits

Determine what the magnitude and polarity of the voltmeter’s…


Worksheets - Test & Measurement

Slope (integrating) ADC

Slope (integrating) ADC

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


Textbook

Solving Unbalanced Wheatstone Bridge Circuits Via Mesh Current Method

Solving Unbalanced Wheatstone Bridge Circuits Via Mesh Current Method

An unbalanced Wheatstone bridge cannot be solved using simple series…


Textbook

Optoelectronic Devices

Optoelectronic Devices

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


Worksheets - Test & Measurement

Special Diodes

Special Diodes

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


Worksheets - Test & Measurement

Design Project: Signal Generator

Design Project: Signal Generator

Explain the principle of operation for the particular integrated…


Worksheets - Test & Measurement

Capacitors

Capacitors

Identify some of the different types of capacitors, and their…


Worksheets - Test & Measurement

Design Project: Pulse-Width Modulation (PWM) Signal Generator

Design Project: Pulse-Width Modulation (PWM) Signal Generator

What shape of voltage waveform would you expect to measure (using an…


Worksheets - Test & Measurement

Ohm’s Law (again!)

Ohm’s Law (again!)

A common phrase heard in reference to electrical safety goes something…


Textbook

Phasing

Phasing

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


Textbook

Polarity of voltage drops

Polarity of voltage drops

When using conventional current flow, we can trace the direction of…


Textbook

Semiconductor Devices in SPICE

Semiconductor Devices in SPICE

The SPICE (Simulation Program, Integrated Circuit Emphesis)…


Textbook

Bipolar Junction Transistor (BJT) theory

Bipolar Junction Transistor (BJT) theory

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


Worksheets - Test & Measurement

Voltage Multipliers (Doublers, Triplers, Quadruplers, and More)

Voltage Multipliers (Doublers, Triplers, Quadruplers, and More)

A voltage multiplier is a specialized rectifier circuit producing…


Textbook

Ohm’s Law Calculator

Ohm’s Law Calculator

Calculate circuit parameters using Ohm's Law


Tools

Contact “Normal” State and Make/Break Sequence

Contact “Normal” State and Make/Break Sequence

Any kind of switch contact can be designed so that the contacts…


Textbook

Impedance Transformation

Impedance Transformation

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


Textbook

Binary Addition

Binary Addition

The Rules of Binary Addition Adding binary numbers is a very simple…


Textbook

Microcontroller Principles

Microcontroller Principles

Read the following quotation, and then research the term…


Worksheets - Test & Measurement

Parallel Resistor-Capacitor Circuits

Parallel Resistor-Capacitor Circuits

Using the same value components in our series example circuit, we will…


Textbook

The Silicon-Controlled Switch (SCS)

The Silicon-Controlled Switch (SCS)

If we take the equivalent circuit of an SCR and add another external…


Textbook

TTL NOR and OR gates

TTL NOR and OR gates

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


Textbook

Performance-Based Assessments for Digital Circuit Competencies

Performance-Based Assessments for Digital Circuit Competencies

(Template)


Worksheets - Test & Measurement

Modern Nonmechanical Memory

Modern Nonmechanical Memory

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


Textbook

AC Network Analysis

AC Network Analysis

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


Worksheets - Test & Measurement

Capacitance, Reactance, and Admittance Calculator

Capacitance, Reactance, and Admittance Calculator

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


Tools

The Antiderivative (Indefinite Integral)

The Antiderivative (Indefinite Integral)

  Notice something important here: taking the derivative of f(x)…


Textbook

An Analogy for Divided Feedback

An Analogy for Divided Feedback

A helpful analogy for understanding divided feedback amplifier…


Textbook

Basic Voltmeter Use

Basic Voltmeter Use

What will this voltmeter register when connected to a battery as shown…


Worksheets - Test & Measurement

Differentiator and Integrator Circuits

Differentiator and Integrator Circuits

By introducing electrical reactance into the feedback loops of an…


Textbook

Heat Sink Calculator

Heat Sink Calculator

This calculator helps determine the maximum temperature a device can withstand


Tools

The Unijunction Transistor (UJT)

The Unijunction Transistor (UJT)

Unijunction transistor: Although a unijunction transistor is not a…


Textbook

Fundamentals of Radio Communication

Fundamentals of Radio Communication

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


Worksheets - Test & Measurement

Review of R, X, and Z (Resistance, Reactance and Impedance)

Review of R, X, and Z (Resistance, Reactance and Impedance)

Before we begin to explore the effects of resistors, inductors, and…


Textbook

Read-Only Memory (ROM)

Read-Only Memory (ROM)

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


Textbook

Safety Grounding

Safety Grounding

In simple AC power systems, one of the two conductors is typically…


Worksheets - Test & Measurement

Resistance

Resistance

The circuit in the previous section is not a very practical one. In…


Textbook

Parallel R, L, and C

Parallel R, L, and C

We can take the same components from the series circuit and rearrange…


Textbook

AC Lab - Sensing AC Electric Fields

AC Lab - Sensing AC Electric Fields

In this hands-on AC electronics experiment, you will sense AC electric fields using the sensitive voltage detector and learn about capacitive coupling, EMI, and shielding techniques.


Textbook

Resistors

Resistors

Shown here is the schematic symbol for a resistor: What is the purpose…


Worksheets - Test & Measurement

Electron Tubes

Electron Tubes

Cathode:   This is the electrode that is heated and emits the…


Textbook

Design Project: Sensitive Microphone Amplifier

Design Project: Sensitive Microphone Amplifier

Identify which direction each potentiometer wiper must move in this…


Worksheets - Test & Measurement

Transistor Biasing Calculations

Transistor Biasing Calculations

Although transistor switching circuits operate without bias, it is…


Textbook

The Silicon-Controlled Rectifier (SCR)

The Silicon-Controlled Rectifier (SCR)

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…


Textbook

Conductors and Insulators

Conductors and Insulators

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


Worksheets - Test & Measurement

Numeration Systems

Numeration Systems

Digital computers communicate with external devices through ports:…


Worksheets - Test & Measurement

Fail-safe Design

Fail-safe Design

Logic circuits, whether comprised of electromechanical relays or…


Textbook

Field-effect-controlled Thyristors

Field-effect-controlled Thyristors

Two relatively recent technologies designed to reduce the…


Textbook