**COURSE DESCRIPTION**

A study of AC circuits. Includes AC Power, resonant circuits transformers and AC network theorems. Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week.

**GENERAL COURSE PURPOSE**

ETR 114 is designed as a one semester, lecture and laboratory course which develops competency in AC network analysis.

**ENTRY LEVEL COMPETENCIES**

Prerequisite ETR 113 - "D.C. and A.C. Fundamentals I". Prerequisite or Corequisite MTH 116 - "Technical Mathematics II".

**COURSE OBJECTIVES**

As a result of the learning experiences provided in this course, the student should be able to:

- know the fundamental relationships between current, voltage, and impedance in AC circuits
- learn the techniques and theorems of network analysis as applied to AC circuits
- develop an understanding of transformer action, coupled circuits, and harmonic analysis

__LECTURE__

- Alternation current
- Reactance/Impedance
- Series & parallel impedance
- Power in AC circuits
- Network analysis
- Transformers
- Harmonics/Resonance

- Oscilloscope familiarization
- Reactance
- Impedance of a series RL circuit
- Voltage relationships in a RC circuits
- Impedance of parallel RL & RC circuits
- Passive filters
- Transformer