21. Morocco has a good system composed of open-wire lines, cables, and microwave radio relay links. 22. There are adequate domestic and international telephone services, provided by cables and microwave radio relay. 23. An improved rural service employs microwave radio relay. 24. An ortho-mode transducer is also a component commonly found on high capacity terrestrial microwave radio links. 25. It mostly utilizes a microwave radio relay network. 26. It was, however, the first microwave radio -detection system. 27. In antennas, in equipment such as microwave ovens, radar sets, satellite communications, and microwave radio links. 28. During 1990s microwave radio links begun widely to be used for urban links in cellular network. 29. There is also extensive microwave radio relay network and considerable use of fiber-optic and coaxial cable. 30. Nera unveils digital microwave radio , NEW STRAITS TIMES-MANAGEMENT