Electronics Technology (ETR) at Patrick & Henry Community College
Distance Learning
Time of Day
Term
- ETR 95 - 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 96 - On-Site Training
- Specializes in career orientation and training program without pay in selected businesses and industry, supervised and coordinated by the college.Credit/work ratio not to exceed 1:5 hours. May be repeated for credit. Variable hours.
1-5 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 140 - Introduction to Mechatronics
- Presents foundational concepts in mechatronics including analog and digital electronics, sensors, actuators, microprocessors, and microprocessor interfacing to electromechanical systems. Surveys components and measurement equipment used in the design, installation, and repair of mechatronic equipment and circuits. This course is cross-listed with MEC 140. Credit will not be awarded for both.Lecture 2 hours. Laboratory 2 hours. Total 4 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. Part I of II.Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
Co-requisite: knowledge of D.C./A.C. theory or permission of instructor.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. Part II of II.Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
Co-requisite: knowledge of D.C./A.C. theory or permission of instructor.3-4 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 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 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 180 - Industrial Ethernet Networking
- Examines the theory and implementation of digital and communications systems. Features OSI model and plant floor networks. May include optical, wireless, satellite and other communications systems.Lecture 1-2 hours. Laboratory 2-3 hours. Total 3-5 hours per week.
2-3 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 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 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.Lecture 2 hours. Laboratory 2 hours. Total 4 hours per week.
Prerequisite: MEC 140 or divisional approval.3 credits - ETR 231 - Principles of Lasers and Fiber Optics I
- Teaches the theory and application of lasers and fiber optics. Includes optics, fiber optic cables and connectors, photo detectors, optical pulse generation, sensors, multiplexers, lasers, gas lasers, semiconductor lasers, laser safety and laser test instruments. May include preparation of a report as an out-of-class activity.Lecture 2-3 hours. Laboratory 2-4 hours. Total 4-6 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 246 - Electronic Motor Drives Systems
- Introduces advanced operations, setup, programming and troubleshooting of electronic motor drives that are used for the control of industrial AC motors.Lecture 1 - 2 hours. Laboratory 2 hours. Total 3- 4 hours per week.
2-3 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.Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.
Prerequisite: Knowledge of D.C./A.C. theory, and active devices and circuits.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 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 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 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 282 - Digital Systems I
- Includes programming, circuitry, logic, operation interfacing of computer and microprocessing systems. Includes pulse circuits and pulse logic systems as applied to computer and microprocessor technology. Part I of II.Lecture 2-3 hours. Laboratory 3 hours. Total 5-6 hours per week.
3-4 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 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 - ETR 299 - 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
