Electronics Technology (ETR) at Virginia Highlands Community College
- 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 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 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 0-3 hours. Total 3-6 hours per week.3-4 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 218 - Industrial Electronics Circuits
- Introduces the principles of industrial measurements and control: electrical, electronic, mechanical, thermal, and optical measuring and records, and actuators, electronic instrumentation control devices and circuits.Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.4 credits
- ETR 226 - Principles of Computer Systems I
- Introduces devices related to input, procesing, storage, commiunication, and output of data. Teaches application concepts, and interfacing of hardware. Corequisite: ETR 273 or equivalent.Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.4 credits
- ETR 235 - Optical Electronics
- Teaches basic optical theory for use with optical fibers. Includes discussion of LEDs, Photodetectors, and other devices for interfacing optical fibers to electronic circuits.Lecture 1-2 hours. Laboratory 2 hours. Total 3-4 hours per week.2-3 credits
- ETR 260 - Electronic Circuits and Instrumentation
- (FOR NON-ELECTRICAL/ELECTRONIC MAJORS) Covers electronic circuits, devices and instrumentation, A.C. and D.C. circuit theory, electronic circuits involving amplifiers, oscillators and their applications. Includes troubleshooting practices.Lecture 3-4 hours. Laboratory 3 hours. Total 6-7 hours per week.4-5 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 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 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