Principles of Communication

Expersis Technologies Private Limited (ETPL) is Pioneer in creating the Multimedia-eBooks for Physics, Chemistry, Mathematics and Biology. The ETPL team is working in the Educational field for more than 20 years and providing range of Consulting services for the enhancement in Educational Aids.


The Current Book “Principles of Communication” is the part of Physics-Advanced Series where more than 80 Books on various Physics Topics and complexity level are being released.


The Book includes the chapters on General Introduction, Modulation, Production and Detection of Amplitude Modulated wave, Pulse Modulation, Data and Document Transmission: Fax and Modem, Satellite Communication, Remote Sensing, Optical Communication, and Optical Detectors amongst others.


We are also providing services to various Publishers to convert their Books into E-Books compatible with iBooks Store and all possible formats.


The e-Books are Rich in Contents, Graphics images and Animations. The Ebooks caters to the students of Grades from 8th to 12th ( Age Group 14 to 18 Years). 


The eBook is rich in:



Content: The content has been written by team of Doctorate (Ph.D.) Level Professors assisted by a team of Experienced Teachers, Animators, Creative Graphics Designers and  Technicians to create a Marvel. The contents have been written in simple language so that students can understand the basic concepts.




Rich Graphics Images: The images are created keeping in mind the Concept with creative inputs.



The eBooks are widely appreciated by the Teachers and Students and we hope you will find this very useful.


The contents are also available in on Windows Desktops and being used by large number of Schools and students across Globe. The current series of iPad/iPhone version is being launched to increase the reach.


Please do write to us about your feedback so as to improve. You can contact us on ibooks@expersistech.com


Disclaimer: Although due care has been taken in publishing the book, this Publication is sold on the condition and understanding that the authors, Printers, publishers and sellers are not responsible for any damage or loss of action Taken on the basis of this book due to any errors or omissions that ,may have inadvertently crept in, to any person, whether a purchaser of this publication or not. Any error , omission or discrepancy noted may kindly be brought to our notice,which shall be taken care of in the next edition. For authoritative information,please contact the Department concerned or refer to the Gazette Notification. All disputes are subject to Pune, India jurisdiction only.