ELEC 223 Communication Electronics

5 credits

This course is an introduction to electronic communications covering topics on electrical noise, AM/FM modulation and demodulation techniques, transmission lines, electromagnetic wave propagation, antenna systems, and basic fiber optic techniques. The course combines lecture sessions with intensive hands-on lab experiments.

Prerequisites: ELEC 137

Corequisites: ELEC 221

Quarters Offered: Winter 2018, Fall 2018, SPring 2019

Global Outcomes:
This course teaches to the global outcome of Communication.

Student Outcomes/Competencies:
Upon successful completion of this course students will be able to:

Identify noise sources inherent in communication systems
List the identifying characteristics of common oscillator circuits
Explain the concept of positive feedback utilized in oscillator circuits
Construct, test and observe the operation of an RF oscillator circuit
Construct, test and observe heterodyning, AM, FM and SSB generation in the lab
Describe simple modulation systems using block diagrams
Draw a block diagram of a superheterodyne receiver and correctly label all blocks
Describe the differences between superheterodyne AM/FM receiver systems
Construct, test and observe the operation of a superheterodyne receiver
Compare AM with FM in regards to the method of transmitting frequency and amplitude of intelligence
Draw current and voltage distribution on a half-wavelength dipole antenna
Describe basic concepts of radio wave propagation
Describe several basic antenna systems
Compare Marconi and Hertz antennas by stating their differences
Observe standing waves (voltage nodes) on a dipole antenna
Calculate the resonant frequency of a dipole antenna
Describe the differences between resonant and non-resonant transmission lines
Describe basic fiber optic techniques used for data transmission
Construct, test and observe the operation of a fiber optic transmission system

Total Hours: 70 Lecture Hours: 30 Lab or Clinical Hours: 40