1. Radio system design for telecommunications
پدیدآورنده : / by Roger L. Freeman
کتابخانه: Central Library and Archive Center of shahid Beheshti University (Tehran)
موضوع : Radio relay systems,-- Design and construction
رده :
621
.
384156
F855R
2007
2. Telecommunication transmission handbook
پدیدآورنده : / by Roger L. Freeman
کتابخانه: Central Library, Center of Documentation and Supply of Scientific Resources (East Azarbaijan)
موضوع : Telecommunication,Electric telecommunocation
رده :
TK5101
.
A3F72
1991
