Post on 06-Jan-2017
Transmission Lines & WaveguidesBy
T.Jayachandran/ECENandha Engineering College
Classification
• Low frequency but high power • High frequency but low power
EM waves Applications
1. Transmission lines and High frequency circuits2. Antennas3.Satellite communications4. Fiber optical communications5. Cellular wireless communication6.Radars7. Radio astronomy
EM spectrum
Transmission lines
• Parallel line• Co-axial cable• Waveguides• Twisted cable• Micro strip line