Electronics Technology (ETR) at Rappahannock Community College


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ETR 100 - Electronic Problem Solving Laboratory
Focuses on enabling the student to improve skills in various areas of study. Includes electronic measurements, circuit assembly, troubleshooting circuits, and computer applications to problem solving.
Lecture 0-1 hours. Laboratory 2-3 hours. Total 3 hours per week.
1 credits
ETR 104 - Electronic Fundamentals with Computer Applications
Provides an introduction to the fundamentals of DC and AC circuit analysis and computer applications. Includes the study of electrical units and components, series, parallels, series-parallel DC and AC circuits, inductive and capacitive reactance, impedance and use of circuit analysis software.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 111 - Electronic Mathematics
Studies electronic logic or computer technology. Includes a basic numbering system and Boolean algebra with applications to logic diagrams and circuits. May additionally cover mathematics by reviewing algebra and trigonometry fundamentals and applying those topics to practical electronics problems.
Lecture 2-3 hours per week.
2-3 credits
ETR 112 - Math Applications for ELE/ETR Analysis
Presents mathematical applications for ELE/ETR students. Includes mathematical concepts and problems in algebra and trigonometry, and direct application to electronic analysis. Includes a survey of advanced mathematics to develop and reinforce electronic concepts.
Lecture 1 hour. Laboratory 2 hours. Total 3 hours per week.
2 credits
ETR 113 - D.C. and A.C. Fundamentals I
Studies D.C. and A.C. circuits, basic electrical components, instruments, network theorems, and techniques used to predict, analyze and measure electrical quantities. Part I of II.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 114 - D.C. and A.C. Fundamentals II
Studies D.C. and A.C. circuits, basic electrical components, instruments, network theorems, and techniques used to predict, analyze and measure electrical quantities. Part II of II.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 115 - D.C. and A.C. Circuits
Studies current flow in direct and alternating current circuits with emphasis upon practical problems. Reviews mathematics used in circuit calculations. Introduces concepts of resistance, capacitance, inductance and magnetism. Focuses on electronics/circuits application.
Lecture 3-4 hours per week.
3-4 credits
ETR 123 - Electronic Applications I
Provides laboratory and shop experience as applied to basic electronic devices, circuits and systems with emphasis on practical measurements. Part I of II.
Lecture 0-1 hours. Laboratory 2-6 hours. Total 2-6 hours per week.
1-2 credits
ETR 136 - General Industrial Electronic Systems
Studies devices, circuits, power modules, analog and digital, open and closed loop control and servo systems. May include laboratory projects and modular troubleshooting.
Lecture 2 hours. Laboratory 3 hours. Total 5 hours per week.
3 credits
ETR 141 - Electronics I
Introduces electronic devices as applied to basic electronic circuits and systems. Part I of II.
Lecture 3 hours per week.
3 credits
ETR 142 - Electronics II
Introduces electronic devices as applied to basic electronic circuits and systems. Part II of II.
Lecture 3 hours per week.
3 credits
ETR 143 - Devices and Applications I
Teaches theory of active devices and circuits such as diodes, power supplies, transistors (BJTs), amplifiers and their parameters, FETs, and operational amplifiers. May include UJTs, oscillators, RF amplifiers, thermionic devices and others. Corequisite: knowledge of D.C./A.C. theory or permission of instructor. Part I of II.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 144 - Devices and Applications II
Teaches theory of active devices and circuits such as diodes, power supplies, transistors (BJTs), amplifiers and their parameters, FETs, and operational amplifiers. May include UJTs, oscillators, RF amplifiers, thermionic devices and others. Corequisite: knowledge of D.C./A.C. theory or permission of instructor. Part II of II.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 148 - Amplifiers and Integrated Circuits
Studies devices and amplifiers with emphasis on analysis and design. May include summing and integrating amplifiers, choppers, modulators and other circuits.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 149 - PC Repair
Teaches the maintenance, troubleshooting and repair of personal computer systems. Uses IBM or compatible computer systems to provide fault isolation drill and practice.
Lecture 1-2 hours. Laboratory 2-6 hours. Total 3-7 hours per week.
2-3 credits
ETR 150 - Machine Control Using Relay & Programmable Logic
Provides an introduction to hardwired relay logic and the programmable logic controller (PLC) as utilized in a variety of different control tasks. Covers different types of inputs and outputs in control system. Teaches practical troubleshooting strategies.
Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week.
3 credits
ETR 151 - Electronic Circuits and Troubleshooting I
Studies analog and digital circuits and systems with standard circuit test and troubleshooting procedures. Part I of II.
Lecture 2 hours per week.
2 credits
ETR 152 - Electronic Circuits and Troubleshooting II
Studies analog and digital circuits and systems with standard circuit test and troubleshooting procedures. Part II of II.
Lecture 2 hours per week.
2 credits
ETR 156 - Digital Circuits and Microprocessor Fundamentals
Introduces characteristics and applications of digital logic elements including gates, counters, registers, displays and pulse generators. Applies microprocessor theory and applications, including internal architecture of the micro- processor, interfacing, input/output, and memory.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 160 - Survey of Microprocessors
Provides an overview of microprocessor architecture, basic machine language programming, and I/O devices.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 164 - Upgrading and Maintaining PC Hardware
Teaches upgrading of the system CPU, memory, drives, multimedia components, modem, and video card in a microcomputer. Covers hardware as well as software related maintenance issues.
Lecture 2 hours. Laboratory 2-3 hours. Total 4-5 hours per week.
3 credits
ETR 166 - Fundamentals of Computer Technology
Introduces computer use and literacy. Includes operating systems, high level language programming, word processors, spreadsheets and other generic software. Uses engineering terms, standards and methods.
Lecture 2-3 hours. Laboratory 1-3 hours. Total 3-6 hours per week.
3-4 credits
ETR 167 - Logic Circuits and Systems
Studies digital switching and logic circuits, numbering systems, Boolean algebra, logic gates and families. Includes fundamental concepts of microprocessor operation and interface circuitry.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 168 - Digital Circuit Fundamentals
Covers the fundamentals of digital logic and the study of digital circuits and their applications.
Lecture 2-3 hours per week.
2-3 credits
ETR 179 - Digital Logic Circuits
Teaches theory of digital logic devices and circuits such as logic gates, decoders, multiplexors, registers, counters, and controllers. May include fundamental concepts of microprocessor operation and interface circuitry.
Lecture 2 hours. Laboratory 3 hours. Total 5 hours per week.
3 credits
ETR 195 - Topics In
Provides an opportunity to explore topical areas of interest to or needed by students.
May be used also for special honors courses. May be repeated for credit. Variable hours.
1-5 credits
ETR 197 - Cooperative Education
Supervises in on-the-job training for pay in approved business, industrial and service firms, coordinated by the college's cooperative education office. Is applicable to all occupational- technical curricula at the discretion of the college.
Credit/work ratio not to exceed 1:5 hours. May be repeated for credit. Variable hours.
1-5 credits
ETR 198 - Seminar and Project
Requires completion of a project or research report related to the student's occupational objectives and a study of approaches to the selection and pursuit of career opportunities in the field.
May be repeated for credit. Variable hours.
1-5 credits
ETR 199 - Supervised Study
Assigns problems for independent study incorporating previous instruction and supervised by the instructor.
May be repeated for credit. Variable hours.
1-5 credits
ETR 203 - Electronic Devices I
Studies active devices and circuits such as diodes, power supplies, transistors, amplifiers and others. Prerequisite: Knowledge of D.C./A.C. theory. Part I of II.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 204 - Electronic Devices II
Studies active devices and circuits such as diodes, power supplies, transistors, amplifiers and others. Prerequisite: Knowledge of D.C./A.C. theory. Part II of II.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 211 - Electronics Diagnostics I
Teaches analyzing, testing and repair of fundamental assemblies, subassemblies, circuits and systems as applied to electronic maintenance and manufacturing. Part I of II.
Lecture 2 hours. Laboratory 3-6 hours. Total 5-8 hours per week.
3-4 credits
ETR 223 - Communications I
Teaches techniques of modern communications consisting of broadcast communications, data communications, and transponder systems. Includes theory and laboratory analysis of audio, radio frequency, microwave and light devices and circuits.
Lecture 3 hours. Laboratory 6 hours. Total 9 hours per week.
5 credits
ETR 224 - Communications II
Teaches techniques of modern communications consisting of broadcast communications, data communications, and transponder systems. Includes theory and laboratory analysis of audio, radio frequency, microwave and light devices and circuits.
Lecture 3 hours. Laboratory 6 hours. Total 9 hours per week.
5 credits
ETR 225 - Data Communications
Studies computer communication devices including configurations and protocols. May include modems multiplexing, teletex and interfacing with telecommunication systems such as local and area networks, microwave and satellite and delivery systems, fiber optic systems and packet systems.
Lecture 3-4 hours. Laboratory 1-6 hours. Total 4-9 hours per week.
4-5 credits
ETR 228 - Computer Troubleshooting and Repair
Teaches procedures for isolating and correcting problems in computers and computer-related hardware. Emphasizes operational concepts, use of diagnostic software and troubleshooting equipment.
Lecture 1-3 hours. Laboratory 3-6 hours. Total 6-7 hours per week.
3-4 credits
ETR 230 - Mechatronic Process Control
Studies systems integrating mechanical components with electrical components and logic devices used to control manufacturing operations. Surveys electromechanical actuators, sensors, digital to analog conversion, and methods of computer control as related to the managing and monitoring of manufacturing processes. Prerequisite: MEC 140 or divisional approval.
Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week.
3 credits
ETR 237 - Industrial Electronics I
Studies linear integrated circuits for industrial applications, motors, industrial control devices, power control circuits, transducers, industrial process control, and sequential process control. Part I of II.
Lecture 2-3 hours. Laboratory 2-4 hours. Total 4-5 hours per week.
3-4 credits
ETR 241 - Electronic Communications I
Studies noise, information and bandwidth, modulation and demodulation, transmitters and receivers, wave propagation, antennas and transmission lines. Includes broad band communication systems, microwave, both terrestrial and satellite, fiber optics, multiplexing and associated hardware. Part I of II.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 242 - Electronic Communications II
Studies noise, information and bandwidth, modulation and demodulation, transmitters and receivers, wave propagation, antennas and transmission lines. Includes broad band communication systems, microwave, both terrestrial and satellite, fiber optics, multiplexing and associated hardware. Part II of II.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 249 - Electrical Control Systems
Studies components, equipment and circuits that are used to control the operation of electrical machines.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 250 - Solid State Circuits
Teaches theory and application of amplifiers and oscillators. Includes amplifier circuit configurations, amplifier classes, operational amplifiers, power amplifiers, bandwidth distortion, and principles of feedback. Prerequisite: Knowledge of D.C./A.C. theory, and active devices and circuits.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 261 - Microprocessor Application I
Teaches the fundamentals of microprocessors including architecture, internal operations, memory, I/O devices machine level programming and interfacing. Emphasizes instrumentation and microprocessor. Part I of II.
Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 credits
ETR 263 - Microprocessor Application
Provides an intensive study of fundamentals of microprocessors including architecture, internal operations, memory, I/O devices, machine level programming and interfacing.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 266 - Microprocessor Applications
Teaches fundamentals of microprocessors including architecture, internal operations, memory, I/O devices, machine level programming and interfacing.
Lecture 3 hours per week.
3 credits
ETR 267 - Microprocessor Applications I
Includes interfacing the CPU to peripheral equipment, displays, control circuits and systems. Teaches sequential operation, the programming, and analysis of microprocessor and complementary chips. Emphasizes instrumentation and microprocessor. May require preparation of a report as an out-of-class activity. Part I of II.
Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week.
3 credits
ETR 271 - Microcomputer Electronics I
Deals with digital circuit devices and systems including number systems, Boolean algebra, logic circuits, arithmetic and logic operations, integrated circuits and digital IC families, D/A and A/D. Includes memory devices, microprocessor architecture, programming and applications in microcomputer based systems. Part I of II.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 272 - Microcomputer Electronics II
Deals with digital circuit devices and systems including number systems, Boolean algebra, logic circuits, arithmetic and logic operations, integrated circuits and digital IC families, D/A and A/D. Includes memory devices, microprocessor architecture, programming and applications in microcomputer based systems. Part II of II.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 273 - Computer Electronics I
Teaches principles of digital electronics and microprocessors to familiarize the student with typical circuits and methods used to interface computer and/or controllers with various I/O devices. Includes exposure to high level programming as well as assembly language routines. Part I of II.
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-5 hours per week.
3-4 credits
ETR 274 - Computer Electronics II
Teaches principles of digital electronics and microprocessors to familiarize the student with typical circuits and methods used to interface computer and/or controllers with various I/O devices. Includes exposure to high level programming as well as assembly language routines. Part II of II.
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-5 hours per week.
3-4 credits
ETR 279 - Digital Principles, Terminology and Applications
Studies digital principles, terminology and applications covering number systems, arithmetic, Boolean algebra, Karnaugh maps and advanced logic circuits. Includes the study of registers, encoding and decoding, and multiplexing; A/D, D/A, displays and others.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 280 - Introduction to Digital Logic Circuits and Computers
Studies digital logic, Boolean algebra, and arithmetic circuits, using standard integrated circuits and the functional block approach. Introduces concepts of computers, the internal operation and control language.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 281 - Digital Systems
Includes basic numbering systems, Boolean algebra, logic circuits and systems, pulse circuits and pulse logic systems as applied to computer and microprocessor technology.
Lecture 2 hours. Laboratory 3 hours. Total 5 hours per week.
3 credits
ETR 285 - Fundamentals of Microcomputer Repair
Provides the student with an exposure to the various techniques and procedures used to troubleshoot a microcomputer. May include an overview of a particular microprocessor system, use of isolation flow charts, test point charts, prints, diagnostic routines, component testing and fault isolation labs.
Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
4 credits
ETR 286 - Principles and Applications of Robotics
Provides an overview of terminology, principles, practices, and applications of robotics. Studies development, programming; hydraulic, pneumatic, electronic controls; sensors, and system troubleshooting.
Lecture 1-2 hours. Laboratory 2 hours. Total 3-4 hours per week.
2-3 credits
ETR 295 - Topics In
Provides an opportunity to explore topical areas of interest to or needed by students.
May be used also for special honors courses. May be repeated for credit. Variable hours.
1-5 credits
ETR 297 - Cooperative Education
Supervises in on-the-job training for pay in approved business, industrial and service firms, coordinated by the college's cooperative education office. Is applicable to all occupational- technical curricula at the discretion of the college.
Credit/work ratio not to exceed 1:5 hours. May be repeated for credit. Variable hours.
1-6 credits
ETR 298 - Seminar and Project
Requires completion of a project or research report related to the student's occupational objectives and a study of approaches to the selection and pursuit of career opportunities in the field.
May be repeated for credit. Variable hours.
1-5 credits