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Electrical Circuits III

* Exchange students do not have to consider this information when selecting suitable courses for an exchange stay.

Course Unit Code420-2024/01
Number of ECTS Credits Allocated6 ECTS credits
Type of Course Unit *Optional
Level of Course Unit *First Cycle
Year of Study *Third Year
Semester when the Course Unit is deliveredWinter Semester
Mode of DeliveryFace-to-face
Language of InstructionCzech
Prerequisites and Co-Requisites
PrerequisitiesCourse Unit CodeCourse Unit Title
420-2016Circuit Theory I
420-2017Circuit Theory II
Name of Lecturer(s)Personal IDName
PUN10doc. Dr. Ing. Josef Punčochář
MOH35Ing. Jitka Mohylová, Ph.D.
Fundamental principles and methods of of resolving electronic circuits - Nonlinear circuits, two-ports, diodes, bipolar junction transistors (BJTs)- Common emitter, common base and common collector circiuts, field-effect transistors (JFETs, MOSFETs)- Common source, common gate and common drain circiuts, transistor amplifiers, operational amplifiers, power supplies, oscillators, filters.
Learning Outcomes of the Course Unit
Graduates will have an appropriate knowledge of techniques, equipments, systems and facilities for acquiring, processing and transferring information and use information in practice. They will be able to apply this knowledge in order to interpret and describe engineering problems.
Course Contents
Nonlinear circuits - quiescent point, linearization
Two-port theory, transient functions
Basic bipolar transistors (BJT) - NPN, PNP, basic applications
Junction field-effect transistors (FET)- basic applications
Cells and batteries - electrochemical energy, photovoltaic cell, solar cell
Rectifiers - basic circuits, filtering
Voltage multipliers, voltage and current stabilisation, current mirror
Amplifiers - properties, basic circuits, feedback, frequency stability
Oscillators - basic principles (LC, RC, X-tal)
Filters - basic principles and curcuits
Analog multiplier - principle
Modulation and demodulation (AM, FM, PM)
Digital circuits - types, application
Sampling principles, A/D and D/A converters
Quiescent point of amplifier, linearization
Two-port networks and their connection. The transfer function.
Inverting and noninverting circuits with operational amplifiers.
Basic connections of Omp Amp, analysis
Oscillators(RC Oscillators - Wien-Bridge Oscillator Circuit, LC Oscillators - Hartley, Colpitts, Crystal Oscillators).
Simple Triangle-wave and Square-wave Generators (Astable, monostable operation), Schmitt trigger with two transistors,
Op-Amp implementation of voltage comparator
Filter design - passive and active low-pass filters, high-pass filters, band-pass and notch filters (or band-reject or band-stop filters)
Semester project
2 tests
Analysis circuits with PC
Quiescent point of amplifier, parameters of two-port networks
Half wave circuit, full wave bridge circuit, voltage doubler circuit
Op Amp real properties
Oscillator stability, astable multivibrators
Filters design
Semester project
Semester project: Analysis of a linear electronics structure with a real active element
Recommended or Required Reading
Required Reading:
Mikulec, M., – Havlíček, V.: Basic circuit theory II. Vydavatelství ČVUT, Praha, 1996
Mohylová, J., Punčochář, J.: Elektrické obvody II. FEI, VŠB –TU Ostrava, 2007

Mohylová, J., Punčochář, J.: Cvičení z Elektrických obvodů II. FEI, VŠB –TU Ostrava, 2007

Mohylová, J., Punčochář, J.: Elektrické obvody III - Pracovní sešit. FEI, VŠB –TU Ostrava, 2012
Recommended Reading:
Kuphaldt, Tony R.: Lessons In Electric Circuits,
Huelsman, P. L.: Basic Circuit Theory (3 rd edition). Prentice - Hall, Inc., 1991
Frohn, M. – Siedler, H.-J. – Wiemer, M. – Zastrow, P.: Elektronika, polovodičové součástky a základní zapojení. Ben, Praha 2006
Planned learning activities and teaching methods
Lectures, Individual consultations, Tutorials, Experimental work in labs, Project work
Assesment methods and criteria
Task TitleTask TypeMaximum Number of Points
(Act. for Subtasks)
Minimum Number of Points for Task Passing
Exercises evaluation and ExaminationCredit and Examination100 (100)51
        Exercises evaluationCredit40 10
        ExaminationExamination60 11