මචන් මේ පොතේ හොද PDF එකක් උබලලග තියේ නම් දීපන්කො.....
https://www.amazon.in/Wireless-Communications-Principles-Theodore-Rappaport/dp/9332535795
Wireless Communications: Principles and Practice
by Theodore S. Rappaport
https://www.amazon.in/Wireless-Communications-Principles-Theodore-Rappaport/dp/9332535795
Wireless Communications: Principles and Practice
by Theodore S. Rappaport