One of the most important and interesting topics of communication department is optical communication.
Here is the pdf which tells about the different wavelengths, spectrum range, LASER, LED & LD, CD-R & CD-RW, transmission through optical fiber, Development of communication, types of bands, componets and some interesting things related to optics.
Add me reputes if it is good, thank you friends
STEP041102OHP.ppt (Size: 398 KB / Downloads: 146)
"We learn from our failure, not from our success"