<div class="entry-content">
 <div class="jetpack-video-wrapper"><iframe src="https://www.youtube.com/embed/VBmuJfcMeFk" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe>
 </div>
 <div class="blog-content">
 This video will help you to start simulating your electronic circuits. Explained by Eric Bogatin
 </div>

 <div class="blog-content-chapters">
 <div>
 Chapters:
 </div>
 <ul class="chapters-list">
 <li class="chapters-list-item">00:00What is this video about</li>
 <li class="chapters-list-item">03:50Circuit simulator vs. Field solver</li>
 <li class="chapters-list-item">07:30Which simulator to learn</li>
 <li class="chapters-list-item">11:17Downloading Qucs</li>
 <li class="chapters-list-item">15:30Starting a new simulation</li>
 <li class="chapters-list-item">19:43Time domain simulation</li>
 <li class="chapters-list-item">26:19Simulating impedance</li>
 <li class="chapters-list-item">29:30Using parameters</li>
 <li class="chapters-list-item">32:00AC simulation</li>
 <li class="chapters-list-item">35:37Explaining the results of simulations</li>
 <li class="chapters-list-item">40:40Simulating PCB tracks</li>
 <li class="chapters-list-item">43:18Simulating transmission line</li>
 <li class="chapters-list-item">55:48DesignCon</li>
 </div>
 
 <div class="blog-content-links">
 <div>
 Links:
 </div>
 <ul class="links-list">
 <li class="links-list-item"><a href="https://www.colorado.edu/faculty/bogatin/">About Eric</a></li>
 <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
 </ul>
 </div> 
</div>

How to Start with Electronic Circuit Simulation for Free | Eric Bogatin

<div class="entry-content">
 <div class="jetpack-video-wrapper"><iframe src="https://www.youtube.com/embed/HaLMjVkKYMw" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe>
 </div>
 <div class="blog-content">
When a ferrite bead should not be used in power rail and when it is ok. Thank you Eric.
 </div>
 
 <div class="blog-content-chapters">
 <div>
 Chapters:
 </div>
 <ul class="chapters-list">
 <li class="chapters-list-item">00:00The problem</li>
 <li class="chapters-list-item">00:32Power distribution network</li>
 <li class="chapters-list-item">02:56What is inductance and why it is a problem</li>
 <li class="chapters-list-item">09:18What is ferrite bead</li>
 <li class="chapters-list-item">12:30The problem for what we need beads</li>
 <li class="chapters-list-item">18:15Solution: LDO</li>
 <li class="chapters-list-item">19:44Solution: Filter (ferrite bead)</li>
 <li class="chapters-list-item">22:58Inductor in power rail: Yes or No?</li>
 <li class="chapters-list-item">26:46Practical example: Setup</li>
 <li class="chapters-list-item">34:17Measurement: No filter</li>
 <li class="chapters-list-item">36:12Measurement: Ferrite bead only</li>
 <li class="chapters-list-item">38:36Measurement: Ferrite bead + capacitor</li>
 </ul>
 </div>

 <div class="blog-content-links">
 <div>
 Links:
 </div>
 <ul class="links-list">
 <li class="links-list-item"><a href="https://www.linkedin.com/in/eric-bogatin-368860/">Eric´s Linked In</a></li>
 <li class="links-list-item"><a href="https://www.colorado.edu/ecee/academics/graduate-programs/professional-masters/high-speed-digital-engineering">Study High-Speed Digital Engineering at University</a></li>
 <li class="links-list-item"><a href="https://youtu.be/ARwBwHZESOY">What Decoupling Capacitor Value To Use And Where To Place Them</a></li>
 <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
 </ul>
 </div> 
</div>

Shall We Use a Ferrite Bead in Power Rail or Not? | Explained by Eric Bogatin

<div class="entry-content">
 <div class="jetpack-video-wrapper"><iframe src="https://www.youtube.com/embed/bdhx7Ir_2Ws" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe>
 </div>
 <div class="blog-content">
 See how placing a decoupling capacitor closer makes a difference. Thank you very much Eric Bogatin.
 </div>

 <div class="blog-content-links">
 <div>
 Links:
 </div>
 <ul class="links-list">
 <li class="links-list-item"><a href="https://www.linkedin.com/in/eric-bogatin-368860/">Eric´s LinkedIn</a></li>
 <li class="links-list-item"><a href="https://youtu.be/ARwBwHZESOY">What Decoupling Capacitor Value To Use And Where To Place Them</a></li>
 
 <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL courses</a></li>
 </ul>
 </div> 
</div>

Watch How Capacitors Placement Makes a Big Difference #HighlightsRF

Bundle of four electrical engineering courses, taking you from beginner level to expert in no time.

Company package of the essential online courses teaching about Hardware Design

Electronics 101 Package

Introduction to electrical engineering

Static signals and circuits

Transient signals and circuits

Sine Wave Signals, circuits and impedance

Includes: Online video access for 6 months Can be extended by 1 month for FREE All lessons are available after payment1 certificate (if you complete the course activities) 100% money-back guarantee up to 30 days from order

Online

Includes: Online video access for 6 months Online access for up to 3 people per each course Every online access can be extended 2 times for FREE, each time for 1 more month ALL lessons accessible immediately after payment Unlimited video access (after downloaded) Video download available (after 30 days) Certificates for up to 3 people from your company (if you complete activities) 100% money-back guarantee up to 30 days from order

Online and Download

(Recommended)

Includes: Online video access for 6 months Online access for up to 5 people per each course. Every online access can be extended 3 times for FREE, each time for 1 more month ALL lessons accessible immediately after payment Unlimited video access (after downloaded) Video download available immediately after payment Certificates for up to 5 people from your company (if you complete activities) 100% money-back guarantee up to 30 days from order

Quick Download

Extra Online licenses for Online and Download or Quick Download options You will get 3 extra Online licenses, one for each course in this package

Additional Online license

Extra Online licenses for Online and Download or Quick Download options. For Companies, which need additional online access to this course for their engineers.

Paper certificate

Extended bundle of courses about PCB Design and Electronics. For companies and individuals designing electronic boards and systems.

The essential online courses teaching about hardware design and Electronics.

Hardware Design Courses and Electronics 101 Package

Mixed-Signal Hardware Design with KiCad

Advanced Digital Hardware Design

Includes: Online video access for 13-24 weeks (different between courses) Can be extended by 1 month for FREE The first lesson is available after payment, then next lessons open every 7 days (depending on course)1 certificate (if you complete the course activities) 100% money-back guarantee up to 30 days from order

Includes: Online video access for 8-12 weeks (different between courses) Online access for up to 3 people per each course. In total, up to 9 Online licenses. Every online access can be extended 2 times for FREE, each time for 1 more month ALL lessons accessible immediately after payment Unlimited video access (after downloaded) Video download available (after 30 days) Certificates for up to 3 people from your company (if you complete activities) 100% money-back guarantee up to 30 days from order

Includes: Online video access for 8-12 weeks (different between courses) Online access for up to 5 people per each course. In total, up to 15 Online licenses. Every online access can be extended 3 times for FREE, each time for 1 more month ALL lessons accessible immediately after payment Unlimited video access (after downloaded) Video download available immediately after payment Certificates for up to 5 people from your company (if you complete activities) 100% money-back guarantee up to 30 days from order

Extra Online licenses for Online and Download or Quick Download options You will get 5 extra Online licenses, one for each course in this package

A foundational course in electrical engineering principles, covering voltage, current, resistance, circuit analysis, operational amplifiers, diodes, transistors, and practical measurements.
 
Structured, hands-on introduction to essential electrical engineering principles that every hardware engineer and electronics enthusiast must know. Covering everything from the physical basis of voltage, current, and resistance to practical methods for analyzing and building real circuits, this course bridges theory and real-world application.

What will you learn?

Ideal for students preparing for the FE exam or beginning their journey in electronic circuit design.
 
Whether you’re just beginning your journey in electrical engineering or refreshing your foundational knowledge, this course provides a clear, practical path to mastering the concepts and techniques that form the backbone of all modern electronic design.

Who is this course for?

You’ll begin with the fundamental building blocks — ideal circuit elements, Kirchhoff’s laws, and Ohm’s Law — before moving on to powerful network analysis techniques, such as node-voltage and mesh-current methods. You’ll explore how to model and work with practical components, including resistors, diodes, transistors, and operational amplifiers, while understanding their limitations and behavior under real conditions.
 
The curriculum includes step-by-step solved problems, simulation labs using SIMetrix, and extensive hands-on hardware experiments to reinforce theoretical knowledge. By actively working through measurement labs, students gain critical skills in circuit debugging, using digital multimeters, oscilloscopes, and test kits.
 

Key Topics Include:
<ul><li>Voltage, current, resistance, and power in DC circuits</li>
<li>Circuit topologies and the use of Kirchhoff’s Current and Voltage Laws (KCL & KVL)</li>
<li>Thevenin and Norton equivalent circuits and source transformations</li>
<li>Network analysis methods for complex circuits</li>
<li>Operational amplifier configurations and analysis</li>
<li>Diode and transistor modeling and applications</li>
<li>Simulation workflows and practical measurement techniques</li>
<li>Hands-on lab demonstrations and test/debug strategies</li></ul>

Prepare to tackle real-world design challenges with confidence, armed with a solid foundation in the essential principles of electrical engineering.

 
Fundamental principles of voltage, current, resistance, power, and network analysis — then put theory into practice through step-by-step solved problems, SIMetrix simulations, and hands-on lab demos. Develop critical skills for analyzing and building real circuits using diodes, transistors, and op-amps, guided by Dr. Eric Bogatin.

Description

Every student who actively engages with course activities will receive course certificate. 

To obtain a certificate for the Sine Wave Signals, circuits and impedance course, you need to complete certificate requirements. It is required to upload at least one of your solution to practice problems into each of the solved problems lessons.

Certificate

Price

Static signals and circuits course consists of 14 lessons. The total length of the course is approximately 25 hours.

Duration

Requirements

Foundational electrical-engineering - voltage, current, resistance, circuit analysis, op‑amps, diodes, transistors, measurements, and solved problems.

Essential principles and practical tools of electrical engineering. Starting with the role of an engineer and building through to voltage, current, resistance, and power, the course provides a structured approach to understanding circuit behavior. Students will gain proficiency in network analysis techniques, including node voltage and mesh current methods, and will explore key components like operational amplifiers, diodes, transistors, and MOSFETs.

Throughout the course, theoretical concepts are reinforced with problem-solving sessions and hands-on measurement labs. The content is ideal for undergraduates, hobbyists, and professionals seeking to strengthen their fundamentals or prepare for the Fundamentals of Engineering (FE) exam.

You’ll begin with the fundamental building blocks — ideal circuit elements, Kirchhoff’s laws, and Ohm’s Law — before moving on to powerful network analysis techniques, such as node-voltage and mesh-current methods. You’ll explore how to model and work with practical components, including resistors, diodes, transistors, and operational amplifiers, while understanding their limitations and behavior under real conditions.
 
The curriculum includes step-by-step solved problems, simulation labs using SIMetrix, and extensive hands-on hardware experiments to reinforce theoretical knowledge. By actively working through measurement labs, students gain critical skills in circuit debugging, using digital multimeters, oscilloscopes, and test kits.
 
Prepare to tackle real-world design challenges with confidence, armed with a solid foundation in the essential principles of electrical engineering.

Ideal and Real Circuit Elements; Models, Analysis, And Simulation of Lumped Circuit Elements; Voltage; Current; Resistance; Power Consumption and Dissipation; Sources and Loads; Network Analysis; OpAmp Circuits; Transistor and Diode Circuits

<ul>
<li>Course structure and key topics</li>
<li>Accessing and using the textbook</li>
<li>Essential electrical engineering principles</li>
<li>Ideal circuit elements overview</li>
<li>Active learning approach</li>
</ul>

Video length: [0:19:04]

Overview of course topics, key electrical principles, and ideal circuit elements. Includes guidance on using the textbook and building habits for active learning.

Introduction to this course

<ul>
<li>Definitions of voltage, current, resistance</li>
<li>Units and circuit topologies</li>
<li>Kirchhoff’s Current Law (KCL)</li>
<li>Real vs. ideal sources and elements</li>
<li>Series, parallel, and bridge resistor networks</li>
<li>Situational awareness in practical circuits</li>
</ul>

Video length: [2:01:49]

Key concepts of voltage, current, and resistance with clear definitions and practical circuit topologies. Covers KCL, real vs. ideal sources, and resistor networks.

Voltage, current, resistance

<ul>
<li>Power definition: 𝑃=𝑉 𝐼, sign conventions</li>
<li>Power delivery vs. dissipation in resistive elements</li>
<li>Conservation of energy in circuits</li>
<li>Power-versus-load characteristics, source-load efficiency</li>
<li>Worked examples</li>
</ul>

Video length: [0:16:53]

Fundamentals of power in circuits, sign conventions, and how to achieve maximum power transfer, supported by practical examples.

Power

<ul>
<li>Analysis of circuits with ideal and practical sources</li>
<li>Thevenin and Norton equivalent modeling</li>
<li>Superposition principle for multi-source circuits</li>
<li>Maximum power transfer conditions and applications</li>
</ul>

Video length: [0:22:50]

Practical approach to real sources and instruments. Covers Thevenin modeling, use of meters, and connects theory with hands-on examples.

Circuits with sources and resistors

<ul>
<li>Node‑voltage and mesh‑current methods for systematic circuit analysis</li>
<li>Setting up and solving simultaneous equations</li>
<li>Dependent-source circuits handling</li>
<li>Norton–Thevenin transformations and one-port equivalences</li>
<li>Superposition and efficiency optimization</li>
</ul>

Video length: [1:55:49]

Key techniques for analyzing complex networks, including node and mesh methods, superposition, and source transformations, with practical examples to build confidence. Concludes with transformations between Thevenin and Norton equivalents.

Network analysis

<ul>
<li>Introduction to operational amplifiers and their ideal model</li>
<li>Op‑amp ideal model and limitations</li>
<li>Inverting, non‑inverting, summing, voltage‑follower, differential amplifier topologies</li>
<li>Instrumentation amplifier structure and applications</li>
<li>Real‑world constraints: bandwidth, offset, rail‑to‑rail, bias currents</li>
</ul>

Video length: [1:06:32]

Ideal OpAmp behavior, common circuit topologies (inverting, non-inverting, summing, differential), and important applications such as analog signal conditioning. Real-world limitations, providing a balanced view of OpAmp capabilities.

OpAmps and static circuits

<ul>
<li>Semiconductor pn‑junction basics and conduction modes</li>
<li>Zero‑, first‑, second‑, third‑order diode models</li>
<li>Forward/reverse bias behavior and threshold modeling</li>
<li>Zener diodes and voltage regulation</li>
<li>Rectifier circuits, clipping, diode protection (ESD)</li>
</ul>

Video length: [1:23:27]

Diode behavior and circuit applications. Diode I-V characteristics, rectification, and simple diode-based circuits such as clippers and voltage limiters. Nonlinear device behavior within an otherwise linear circuit framework.

Diodes

<ul>
<li>BJT structure, operation regions, and current gain</li>
<li>MOSFET enhancement-mode principles and channel formation</li>
<li>Biasing strategies, large-signal models, operating point selection</li>
<li>Switching vs. analog amplifier configurations: followers, inverters, H‑bridges, Darlington</li>
<li>Designing LED drivers and precision MOSFET voltage regulators</li>
</ul>

Video length: [1:49:19]

Active semiconductor devices: bipolar junction transistors (BJTs) and metal-oxide-semiconductor field-effect transistors (MOSFETs). Device operation, switching behavior, and basic amplifier configurations. Understanding digital logic and analog amplification.

Transistors and MOSFETs

<ul>
<li>Solved examples on KCL, KVL, power calculations</li>
<li>Practical circuit analysis: bulbs, ammeters, voltmeters</li>
<li>Node voltage, mesh, superposition, Thevenin & Norton equivalents</li>
<li>Efficiency, internal losses, maximum power transfer</li>
</ul>

Video length: [3:37:55]

Practice solving circuit problems using KCL, KVL, Thevenin/Norton models, power efficiency, and practical measurement scenarios.

Solved problems for voltage, current and resistance lectures

<ul>
<li>Ideal op-amp assumptions and approximations</li>
<li>Identify amplifier types and output expressions</li>
<li>Analyze input resistance and gain in multi-input circuits</li>
</ul>

Video length: [0:27:20]

Work through detailed examples of ideal OpAmp circuits, including multi-input amplifiers, gain calculations, and input resistance.

Solved problems for opAmps lectures

<ul>
<li>Biasing states and rectifier design</li>
<li>Zener regulators and load variations</li>
<li>Practical transistor circuits: drivers, chargers, MOSFET precision sources</li>
</ul>

Video length: [1:04:55]

Apply diode and transistor models to practical biasing, regulation, rectification, and switch circuit examples with step-by-step solutions.

Solved problems for Diodes and transistors lectures

<ul>
<li>SIMetrix simulation setup and workflow</li>
<li>Diode and AC circuit simulations</li>
<li>Guided lab assignments to correlate theory and simulation</li>
</ul>

Video length: [1:34:31]

Connect theory to simulation by building and analyzing diode and AC circuits in SIMetrix with guided assignments.

Simulation labs

<ul>
<li>Tools, kits and measurement basics</li>
<li>Debugging strategies and safe wiring</li>
<li>Practical breadboard circuits and DMM usage</li>
<li>Oscilloscope basics and waveform measurement</li>
<li>Real-world tests: KVL, KCL, Ohm’s law, Thevenin models</li>
<li>Practical OpAmp circuits and analog front ends</li>
</ul>

Video length: [8:41:49]

Bridge theory and practice with real circuits on breadboards, lab tools, and measurements using DMMs, oscilloscopes, and safe wiring techniques.

Hands-on Lab Demos

<ul>
<li>Leveraging the ideal world of ideal circuit elements and signals, is just the starting place</li>
<li>Getting ready for the next course</li>
</ul>

Video length: [0:07:50]

Getting ready for the next course on Transient signals and the response of circuits in the time domain.

Next steps

Includes: Online video access for 12 weeks (can be extended by 1 month for FREE) The first lesson is available after payment, then next lessons open every 7 days1 certificate (if you complete activities) 100% money-back guarantee up to 30 days from order

Includes: Online access to this course for up to 3 people, each access for 12 weeks Every online access can be extended 2 times for FREE, each time for 1 more month ALL lessons accessible immediately after payment Unlimited video access (after downloaded) Video download available (after 30 days) Certificate for up to 3 people (when they complete activities) 100% money-back guarantee up to 30 days from order

Includes: Online access to this course for up to 5 people, each access for 12 weeks Every online access can be extended 3 times for FREE, each time for 1 more month ALL lessons accessible immediately after payment Unlimited video access (after downloaded) Video download available immediately after payment Certificate for up to 5 people (when they complete activities) 100% money-back guarantee up to 30 days from order

Upgrade to Online and Download

Upgrade to Quick Download

Unlock all lessons

Extend video access (1 month)

Extend video access (3 months)

Extend video access (6 months)

Extend video access (12 months)

Extra Online licenses for Online and Download or Quick Download options

Extra Online license

Paper certificate upgrade

After this course, you will know how to design your own boards in KiCad.

This course is for Beginners, Hobbyists, Students and young Engineers.

A practical course on dynamic electrical circuits led by Eric Bogatin. Covers step responses, transient and steady-state analysis of R, L, and C networks. Builds a strong foundation in energy storage, differential equations, and system behavior under time-dependent excitations. Explore real-world integrator and differentiator op-amp circuits.

Hands-on LTspice and SIMetrix simulations demonstrate transient responses. Includes measurement labs with AD2 and WaveForms tools. Real-world problem solving for switched networks, time constants, damping, and system analogies complete this comprehensive module.

Every student who actively engages with course activities will receive course certificate.

Transient signals and circuits course consists of 8 lessons. The total length of the course is approximately 10 hours.

You will need a basic math knowledge. 
All used textbooks and softwares can be found in the Links&Download section under each video lesson.

RLC circuits, transient analysis, signal sources, integrator/differentiator design, simulation in LTspice & SIMetrix, real-world measurements, solved problems.

RLC Circuits; Transient Analysis; Signal Sources; Integrator/differentiator Design; Simulations in Ltspice & Simetrix; Real-World Measurements; Solved Problems

<ul>
<li>Introduction to Transient signals and the response of circuits to changing signals</li>
<li>Capacitor and inductor elements and the differential equations that result</li>
</ul>

Video length: [0:05:08]

Introduction to Transient signals and the response of circuits to changing signals. Capacitor and inductor elements and the differential equations that result.



Introduction to transient signals and circuit behaviors

Introduction

<ul>
<li>Energy storage in capacitors and inductors</li>
<li>Time-dependent signal sources: step, ramp, sinusoidal</li>
<li>RMS and average values, especially for sine waves</li>
<li>Transient and steady-state behavior in RLC circuits</li>
<li>Introduction to differential equations for RC and RL circuits</li>
<li>First- and second-order transient responses: exponential decay, damping, Q-factor</li>
</ul>

Video length: [0:50:31]

Introduction to dynamic circuits with capacitors and inductors. Step, ramp, and sinusoidal signals. Average and RMS values. Basics of transient analysis and exponential behavior in first- and second-order circuits.

Step response and changing signals

<ul>
<li>Series and parallel combinations of capacitors and inductors</li>
<li>Energy stored in capacitive and inductive elements</li>
<li>Continuity conditions for voltage across capacitors and current through inductors</li>
<li>Differential equation models for first- and second-order systems</li>
<li>Complete response: natural and forced solutions</li>
<li>Steady-state versus transient behavior in RLC networks</li>
</ul>

Video length: [2:43:19]

Properties of capacitors and inductors, including energy storage. Series and parallel combinations. Solving DC and AC circuits with R, L, and C components using differential equations and phasors.

R, L, C circuits

<ul>
<li>Op-amp integrator and differentiator topologies</li>
<li>Circuit-level implementation and response characteristics</li>
<li>Use of feedback to control dynamic behavior</li>
<li>Applications in signal processing and analog computation</li>
</ul>

Video length: [0:08:20]

Analysis of operational amplifier circuits configured as integrators and differentiators. Practical considerations and behavior with time-varying inputs.

OpAmps - integrators and differentiators

<ul>
<li>LTspice simulations: RC, RL, RLC step responses</li>
<li>Building capacitance and inductance meters virtually</li>
<li>SIMetrix simulation workflow: basic setup and parametric sweeps</li>
<li>Visualizing transient behavior: current, voltage, and energy storage</li>
<li>Simulating analog behavior of real components including 555 timer circuits</li>
</ul>

Video length: [3:00:49]

Step-by-step examples of RC, RL, and RLC circuits simulated in LTspice and SIMetrix. Building and analyzing circuits to visualize transient responses and verify theoretical behavior.

Simulations in LTSPICE and SIMetrix

<ul>
<li>Principle of operation of the 555 timer chip</li>
<li>reading a datasheet</li>
<li>building the circuit</li>
<li>measuring and interpeting the output voltage</li>
</ul>

Video length: [0:27:11]

Hands-on labs with waveform generation and measurement using Analog Discovery tools. Building and testing circuits to explore time-domain responses. Comparing simulation with real measurements.

Some measurement labs

<ul>
<li>Calculating the rms and average of waveforms</li>
<li>Calculating energy stored in L and C elements</li>
<li>Calculating the transient response of RC and RL circuits</li>
<li>Calculating the transient response of RLC circuits</li>
<li>Calculating the transient response opAmp circuits with R and C elements</li>
</ul>

Video length: [2:33:33]

Worked examples involving transient analysis, differential equations, and initial/final conditions. Practical problem-solving using both simulation and analytical techniques.

Solved problems

<ul>
<li>A step signal is one type of a transient or changing signal</li>
<li>How circuits responded to the step-edge changing signal</li>
<li>Getting ready for the next course</li>
</ul>

Video length: [0:04:21]

Conclusions and summaries about Transient signals and the response of circuits. Getting ready for the next course on Sine Wave Signals, circuits and impedance.


Conclusions and summaries about transient signals and the response of circuits

Closing

You will gain an understanding of signals and circuits in the frequency domain, explore the fundamental concept of impedance, learn how to interpret and apply Bode plots, and develop the ability to analyze filter responses.

Practical, in-depth foundation in frequency domain circuit analysis. Starting with phasors and complex numbers, then explore impedance of resistors, capacitors, and inductors in AC circuits. Visualize frequency responses using Bode plots and apply these tools to analyze and design both passive and active filters.

Through hands-on simulation labs and real-world measurement examples using the Analog Discovery 2 and WaveForms software, you'll reinforce theoretical concepts with practical skills. Includes a set of solved problems to help you apply phasor and impedance techniques confidently in real circuit design scenarios.

Whether you're building a solid base in electrical engineering or preparing for advanced signal integrity work, this course gives you the tools to understand and control frequency-dependent circuit behavior.

The Sine Wave Signals, circuits and impedance course consists of 11 lessons. The total length of the course is approximately 7.5 hours.

Frequency Domain, Phasors, Impedance, Bode plots, AC circuit behavior. Analyze and design filters using both simulations & real measurements.

Master the fundamentals of frequency domain analysis, phasors, impedance, Bode plots, and filter design. Build a deep understanding of AC circuit behavior and how to analyze and design filters using both simulations and real measurements.

Frequency Domain; Phasors; Impedance; Bode Plots; AC Circuit Behavior; Filters Design and Analysis; Simulations & Real Measurements

<ul>
<li>Important and powerful way of thinking about signals and the behaviors of circuits</li>
<li>Learning to think simultaneously in both time and frequency domains, as an engineer, will dramatically improve your engineering judgment</li>
</ul>

Video length: [0:07:00]

Important and powerful way of thinking about signals and the behaviors of circuits. Learning to think simultaneously in both time and frequency domains improve engineering judgment.

Introduction to the Frequency Domain

An introduction to the frequency domain

<ul>
 <li>Phasor concepts and Euler’s Identity</li>
 <li>Frequency-domain signal representation</li>
 <li>Basic complex arithmetic and polar/rectangular forms</li>
 </ul>


Video length: [0:27:28]

Introduces Euler’s Identity, phasor representation, and operations with complex numbers in frequency-domain analysis.

Complex numbers

<ul>
 <li>Impedance of R, L, C elements in the frequency domain</li>
 <li>Impedance in the complex plane</li>
 <li>Series and parallel combinations</li>
 </ul>

Video length: [0:35:38]

Impedance of circuit elements, complex plane visualization, and combining impedances in series and parallel.

Impedance

<ul>
 <li>System and sinusoidal frequency response</li>
 <li>Introduction to filters</li>
 <li>Transfer function basics</li>
 </ul>

Video length: [0:05:20]

Sinusoidal frequency response, filters, and the foundation of system behavior in the frequency domain.

Frequency response of systems

Frequency domain signals

<ul>
 <li>Understanding decibels and phase shift</li>
 <li>Low-pass and high-pass Bode plots</li>
 <li>Plot interpretation and frequency scaling</li>
 </ul>

Video length: [0:29:52]

Bode plot construction, interpretation, and application in low-pass and high-pass filter responses.

Bode plots

<ul>
 <li>Single-pole filter responses</li>
 <li>Transfer function analysis</li>
 <li>System behavior over frequency</li>
 </ul>

Video length: [0:20:38]

Analyzes behavior of RLC filters, transfer functions, and system response characteristics.

RLC Filters

<ul>
 <li>Low-pass, high-pass, and bandpass filters</li>
 <li>Active filter design with op-amps</li>
 <li>Gain-bandwidth limitations</li>
 </ul>

Video length: [0:12:18]

Explores active filter topologies, their frequency response, and limitations like gain-bandwidth product.

Active filters

<ul>
 <li>Using SIMetrix and LTSpice</li>
 <li>Impedance analysis and AC simulation</li>
 <li>Generating Bode plots virtually</li>
 </ul>

Video length: [1:37:57]

Covers AC analysis, impedance analyzers, and Bode plot simulations in tools like SIMetrix and LTSpice.

<ul>
<li>Waveform capture</li>
<li>Impedance measurement</li>
<li>Bode plot analysis using AD2 hardware</li>
</ul>

Video length: [1:42:05]

Demonstrates waveform capture, impedance measurement, and Bode plot analysis using AD2 hardware.

Measurement labs

<ul>
<li>Phasor and frequency domain techniques</li>
<li>Wide variety of real circuit problems and exercises</li>
</ul>

Video length: [1:59:27]

Applies phasor and frequency domain techniques to a wide variety of real circuit problems and exercises.

<ul>
<li>Some of the important principles, such as impedance, Bode Plots, and filter responses</li>
<li>Important building blocks for all the symphonies and melodies you will play in your applications. </li>
</ul>


Video length: [0:03:46]

Some of the important principles, such as impedance, Bode Plots, and filter responses. Building a strong foundation to analyze and understand circuit models.

Concluding this course

Concluding comments

Since January 2021, Eric Bogatin has been a full-time professor in the ECEE department, teaching the Practical PCB Course and the Senior Design Capstone Course. He is also engaged in research on signal integrity, circuit design, and rapid circuit prototyping, collaborating with faculty and students.He serves as the technical editor of the Signal Integrity Journal and is a Fellow with Teledyne LeCroy, where he offers webinars and presentations on best measurement practices and leads the Signal Integrity Academy.Prof. Bogatin earned his BS in physics from MIT and his MS and PhD in physics from the University of Arizona, focusing on lasers and quantum optics. He spent 40 years in industry in senior engineering and management roles at companies including Bell Labs, Raychem, Sun Microsystems, Ansoft, and Interconnect Devices. He has authored 18 technical books and lectures worldwide on signal integrity.In 1990, he founded Bogatin Enterprises with his wife Susan; the company was acquired by Teledyne LeCroy in 2011, where he developed the Signal Integrity Academy, an online training platform for individuals and companies.

Eric Bogatin

Years in the electronics and signal integrity industry

Technical books authored on signal integrity and circuit design

 Engineers trained worldwide through live courses, webinars, and online academy

Years as Technical Editor of Signal Integrity Journal

SI & PI Expert, Author, University Professor

World-renowned expert in signal integrity with over 40 years of industry and academic experience. He has trained thousands of engineers globally, authored 18 technical books, and currently teaches PCB design and capstone engineering courses at the University of Colorado Boulder. Eric is also the Dean of the Teledyne LeCroy Signal Integrity Academy and Technical Editor of Signal Integrity Journal.

With over 20 years of experience in the electronics industry, Robert Feranec is a distinguished engineer who has contributed to numerous high-profile projects. His diverse roles include hardware designer at VOIPAC Technologies and senior hardware engineer at EUROTECH.Robert is known for his expertise in the field of hardware design, particularly in the areas of PCB design, signal integrity, and high-speed digital design. In addition to his role as a founder and CEO of FEDEVEL, he is a passionate content creator on YouTube. There, he provides valuable tips, tricks, and tutorials on PCB design and electronics engineering. Robert's commitment to education and innovation continues to inspire and empower the next generation of electronics engineers.

Robert Feranec

With over 20 years of experience in the electronics industry, Robert Feranec is a distinguished engineer who has contributed to numerous high-profile projects. His diverse roles include hardware designer at VOIPAC Technologies and senior hardware engineer at EUROTECH.

With a diverse skill set, Philip's areas of specialization span from high-speed, mixed-signal electronics for industrial drones to cutting-edge audio electronics. He is also a sought-after industrial consultant and content creator for Altium. Philip holds a degree in Electronics and Control Systems Engineering from the University of Cambridge, England, and is certified by IPC CID+, demonstrating his expertise in the industry.His identity is greatly shaped by his renowned YouTube channel, Phil's Lab. As an experienced hardware and PCB design consultant, Philip uses his channel as a platform to share educational engineering content, covering topics such as PCB design, electronics, and real-time digital signal processing.

Philip Salmony

With a diverse skill set, Philip's areas of specialization span from high-speed, mixed-signal electronics for industrial drones to cutting-edge audio electronics.He is also a sought-after industrial consultant and content creator for Altium. Philip holds a degree in Electronics and Control Systems Engineering from the University of Cambridge, England, and is certified by IPC CID+, demonstrating his expertise in the industry..

An experienced electronics engineer with a deep-seated passion for open-source hardware and a fervent belief in the power of KiCAD. Excels in the entire hardware design process, from concept to prototype to manufacturing, utilising KiCAD as the primary tool for creating electronic designs.The journey into electronics unfolds gradually, fueled by a deep-seated passion for creating. Formal education commences in a technical high school and culminates at the Czech Technical University in Prague. Proficient in digital electronics, with a strong foundation in mixed-signal systems and a moderate level of knowledge in analog electronics.Fulfilment comes from projects that deliver tangible results and contribute to the advancement of technology. Believes that even the most modest projects can hold immense value, providing valuable learning experiences and opportunities to showcase skills.

Petr Dvorak

An experienced electronics engineer with a deep-seated passion for open-source hardware and a fervent belief in the power of KiCAD. Excels in the entire hardware design process, from concept to prototype to manufacturing, utilising KiCAD as the primary tool for creating electronic designs.

Steven is a power system engineering veteran with over 40 years of experience. As a globally acclaimed authority, Steve frequently lectures and conducts workshops on Power Integrity and Distributed Power System Design. He has been awarded the DesignCon 2017 and EDICON 2017 Best Paper Awards, and was a winner of the Jim Williams ACE Award for Contributor of the Year (2015), as well as DesignCon 2023 Engineer of the Year award. Steve is also a two-time Test & Measurement Test Engineer of the Year Finalist.With numerous publications and books on power supply and distribution network performance, including his latest book "Power Integrity Using ADS" (2020), Steve is a leading authority in the field. Additionally, he is the founder of AEi Systems, specializing in modeling and worst-case circuit analysis for high reliability industries. He is also the founder and CEO of PICOTEST.com, which is a company specializing in instruments and accessories for high-performance power systems and distributed system testing.

Steve Sandler

Steven is a power system engineering veteran with over 40 years of experience. As a globally acclaimed authority, Steve frequently lectures and conducts workshops on Power Integrity and Distributed Power System Design. He has been awarded the DesignCon 2017 and EDICON 2017 Best Paper Awards, and was a winner of the Jim Williams ACE Award for Contributor of the Year (2015), as well as DesignCon 2023 Engineer of the Year award. Steve is also a two-time Test & Measurement Test Engineer of the Year Finalist.

Keith has dedicated his career to solving real-life interference problems in high-tech products and systems across various industries. Graduating with a B.Sc (Hons.) in Electrical Engineering from Imperial College London in 1972, he specialized in analogue circuit design and electromagnetic field theory, earning Upper Second Class Honours (Cum Laude).Throughout his career, he has managed critical projects, such as developing a new range of microwave test instruments (the 6200 series) for Marconi Instruments. As a Chartered Electrical Engineer since 1978 and a Group 1 European Engineer since 1988, Keith has authored numerous papers on EMC and EMC for Functional Safety. He has also held leadership roles in professional organizations, including chairing the IEE's Professional Group (E2) on Electromagnetic Compatibility and the IEE's Working Group on 'EMC and Functional Safety', and serving as the UK expert for the IEC 61000-1-2 maintenance team.

Keith Armstrong

Years in Electronic Design and Management

EMC Specialist & Chartered Electrical Engineer

Keith has dedicated his career to solving real-life interference problems in high-tech products and systems across various industries. Graduating with a B.Sc (Hons.) in Electrical Engineering from Imperial College London in 1972, he specialized in analogue circuit design and electromagnetic field theory, earning Upper Second Class Honours (Cum Laude).

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| OUR INSTRUCTOR

Eric Bogatin

Instructor Eric Bogatin in numbers

Eric Bogatin's Top Courses

Electronics 101 Package

Hardware Design Courses and Electronics 101 Package

Static signals and circuits

Transient signals and circuits

Sine Wave Signals, circuits and impedance

Videos with Eric Bogatin

Videos with Eric Bogatin

Get to know our highlyexperienced instructors

Didn't find what you were looking for?

Get to know our highly
experienced instructors