ELT 100 Foundations of Electronics (4 credits)

An introductory course in instrumentation and laboratory skills for technology students. Various aspects of electrical circuit measurement techniques are investigated in the laboratory, with emphasis placed on component identification, signal tracing, soldering and troubleshooting. Each student will be required to purchase one electronics kit for assembly in the laboratory, as designated by the instructor. Three class hours and a two-hour laboratory. Co-requisite: MAT 087 or Permission of Instructor.

ELT 101 Electrical Power Distribution and Overhead Construction (3 credits)

This course primarily deals with concepts and skills that are necessary for the construction and maintenance of overhead electric power distribution systems. Topics include: safety, performing construction from an overhead position on the distribution poles, use of ropes and rigging equipment, and operation and installation of transformers. The course is taught at the National Grid Training Laboratory in Liverpool. Two hours of lecture and two hours of laboratory. Prerequisite: Permission of Instructor.

ELT 120 Ethics in Engineering and Technology (3 credits)

This course is an investigation of fundamental ethical issues relating to the fields of engineering and technology, focusing on organizing principles and ethical theory to frame problems that are typically encountered in the engineering industry. Topics to be discussed include: professional responsibility and accountability; honesty and integrity in the workplace; intellectual property; conflicts of interest; environmental issues; risk, safety and product reliability; legal liability; and diversity in the workplace. Contemporary case studies will be examined and debated in the context of such traditional philosophical schools of thought as utilitarianism and Kantian ethics. Prerequisite: ENG 103 or Permission of Instructor.

ELT 131 Electrical Circuits (4 credits)

In this course students learn to analyze DC and AC passive circuits using Ohm's Law, Kirchhoff's laws, and Superposition. RC and RL circuits are analyzed for impedance and phase angles. Troubleshooting, analysis by computer simulation using simulation software, and telecommunication applications are stressed throughout. Prerequisites: MAT 107, CMT 110.

ELT 141 Circuits I (4 credits)

Course topics include the introduction and use of DC and AC voltage sources, along with resistors, capacitors and inductors in series, parallel and series/parallel circuits. Circuits are analyzed using Ohm's Law, Watt's law, Kirchhoff's current and voltage laws. The course concludes with the application of these basic concepts to high-pass, low-pass, band-pass and band-reject filters. Laboratory exercises emphasize the construction, analysis, measurement and trouble shooting of basic RLC circuits using state of the art laboratory equipment. Thevenin's theorem, Norton's theorem, transformers, the use of algebra, complex numbers, engineering notation and the use of scientific calculators are also covered. Lecture hours and lab hours are required for this course. Prerequisite: MAT 114 or equivalent.

ELT 142 Circuits II (4 credits)

This is an advanced course in DC and AC circuit theory. Topics addressed in this course review and expand on the concepts from Circuits I (ELT 141). New topics include Thevenin's, Norton's and superposition theorems, mesh and nodal analysis, magnetism, and fundamental power concepts. Laboratory exercises emphasize circuit construction, analysis and measurement using advanced laboratory equipment. Lecture hours and laboratory hours are required for this course. Prerequisite: Completion of ELT 141 with a grade of C or better.

ELT 153 Electronic Systems for Telecommunications I (4 credits)

Students practice the analysis and application of advanced electronic circuits as applied to the telecommunications industry. Topics include frequency response of filters, op-amps, oscillators, amplitude modulation, noise and LC circuits. Troubleshooting and analysis by computer simulation software is stressed throughout. Prerequisites: ELT 131 and PHY 101.

ELT 161 Electronic Circuits I (4 credits)

Introduction to semiconductor theory, devices and circuits. Devices include: diodes, transistors, thyristors and integrated circuits (operational amplifiers & voltage regulators). Circuits include: power supplies, switching and amplifier. Three class hours and a three-hour laboratory. Prerequisite: Completion of ELT 141 with a grade of C or better.

ELT 180 HVAC Electrical Theory and Application (3 credits)

This course teaches the fundamental skills of troubleshooting residential and light commercial HVAC electrical system problems. Technicians learn and practice proven diagnostic techniques that they can apply immediately. The goal of the course is to provide technicians with both the skills and confidence necessary to tackle any electrical system malfunction, with emphasis on rapid discovery of the failed component and root cause determination. Prerequisite: Minimum of one year of field experience in servicing and maintaining residential and light commercial HVAC equipment, or Permission of Instructor.

ELT 201 Power Technology (4 credits)

This course is an overview of the electric power system from generation to transmission, distribution, and delivery of electric power. Topics include: methods of generating electricity such as hydro, thermal coal, thermal nuclear, solar and gas turbine; transmission system voltages and construction; Wye and Delta distribution systems; transformers, single phase and three phase banks for common delivery voltages; electric service construction and building wiring methods; and electric safety. The course is taught at the National Grid Training Laboratory in Liverpool. Prerequisite: ELT 101; prerequisite/co-requisite: MAT 088 or Permission of Instructor.

ELT 215 Programmable Logic Controllers (4 credits)

Designed to introduce students to the basic principles that govern the function and operation of the programmable logic controller (PLC). It focuses on the common input and output devices that are typical in sequential and process control applications. Topics include: PLC applications, logic concepts and ladder diagrams, CPU, memories, input/output devices, safety issues, maintenance techniques, I/O and memory addressing, ladder logic programming language, design of relay operated process, and proper installation methods. Three lecture hours and a three-hour laboratory. Prerequisites: CMT 171 and ELT 141, or Permission of Instructor.

ELT 221 Home Technology Integration (4 credits)

This course explores devices, communication systems and protocols (Home Area Network) used at the consumer's home or small business with emphasis on energy management. It includes the use of home alternative energy sources, smart meters and connection to the grid. The course includes planning, implementation and management of HTI systems. Three class hours and three laboratory hours per week. Prerequisite: ELT 141 and CMT 171.

ELT 222 Introduction to Alternative Residential Energy Systems (4 credits)

Students practice the analysis and application of physical level services and methodologies as applied to residential alternative energy sources. Topics include power requirement estimation, solar, wind, and hydrogen fuel cell technologies as well as geothermal heating and cooling. Cost analysis and the time required to "break-even" are also included. Three class hours and three laboratory hours per week. Prerequisite: ELT 161.

ELT 257 Electronic Systems for Telecommunications II (4 credits)

Students practice the analysis and application of advanced electronic circuits as applied to the telecommunications industry. Topics include frequency modulation, communication techniques (digital, wired, and wireless), transmission lines, antennas, and fiber optics. Troubleshooting and analysis by computer simulation software is stressed throughout. Prerequisite: ELT 153.

ELT 258 Advanced Electronics (4 credits)

Applications of solid state devices in systems, emphasizing power and industrial control circuits. Included are thyristors, operational amplifiers, timers, voltage regulators, opto-electronics, and motor control. This course may be modified in response to rapid technological changes, to ensure that the most important devices are included. Three class hours and a three-hour laboratory. Prerequisites: ELT 142 and 261.

ELT 261 Electronic Circuits II (4 credits)

This course covers circuits with active devices and electronic amplifier circuit concepts including voltage and current sources, gain, attenuation, I/O impedances, frequency response, multistage effects, and decibel math. Devices studied are BJT and FET transistors, LEDs and opto-isolators, thyristors, integrated op-amps, instrumentation amplifiers, 555-timers, and selected ICs. Three class hours and three laboratory hours per week. Prerequisite: Completion of ELT 161 with a grade of C or better.

ELT 265 Communication Systems (4 credits)

This course focuses on radio communications circuits and systems, including tuned amplifiers, mixers, carrier signal modulation, transmission, demodulation, transmission lines and antennas. Emphasis is placed on circuits and concepts common to many types of systems. Circuits of super heterodyne receiver systems are investigated in the laboratory. Three class hours and a three-hour laboratory.

ELT 285 Power Systems I (4 credits)

This course is a review of AC circuit concepts including Kirchhoff's Laws, vector algebra, phasor diagrams, magnetism, and transformer operation. It also covers poly-phase systems including three phase generation, wye and delta connections, as well as AC and DC rotating machinery. Three class hours and a three-hour laboratory. Prerequisite: Completion of ELT 141 with a grade of C or better.

ELT 289 Cooperative Education (3 credits)

Designed to provide work experience directly related to the student's field of study. A learning contract, containing specific educational objectives related to work experience and the student's field of study, is developed by the student and the faculty co-op coordinator. Course requirements include a minimum of 180 hours of work in the student's field of study, maintenance of a daily log of hours worked and duties performed, attendance at three two-hour on-campus seminars, and a work-related final project. This will allow the student to earn three credit hours. The student can earn a total of six credit hours with additional 180 hours of work experience (without seminars) and an extended final project. The student's performance will be evaluated by the faculty co-op coordinator on the basis of the objectives in the initial learning contract with a grade of Satisfactory or Unsatisfactory. NOTE: The number of credit hours must be determined at the time of registration. Prerequisite: Approval by the ELT department and the Career and Applied Learning Center.