31. Wakefield was an 11-year veteran and communications electrician supervisor in charge of repairing and maintaining microwave radios . 32. A network of transmitters was built, connected at first by cable, and later by microwave radio links. 33. The addition of regional offices and resulted in the microwave radio relay being upgraded in the 1970s. 34. Construction of a television network started with a microwave radio relay in the super high frequency band. 35. WiMAX in this application competes with microwave radio , E-line and simple extension of the fiber network itself. 36. Peripheral research and education centres are linked using microwave radio -relay technology and leased lines from other telecommunications operators. 37. The waveguide carrying the microwave radio signal collected by the dish passes through the hole in the center. 38. News reports suggesting that their microwave radio emissions may be harmful are raising the issue anew among consumers. 39. These access circuits may be implemented by a copper or fiber optic cable, microwave radio , or leased services. 40. There is some international interconnectivity, with microwave radio relay and HF radiotelephone communications to Comoros as of 2001.
