danesh bovyan succeeded in industrializing high-power transmitter equipment for radio and television. this equipment has been localized for the first time in the country and it is possible to work in temperature conditions of minus 15 to 50 degrees celsius. to send high-quality radio and television waves to different urban and rural areas need advanced telecommunications equipment, these are strategic products that were internalized by the specialists of a knowledge-based company. the feature of this new product is that the power consumption is half of that of the previous device and a very modern technique is improved, and the second feature of this device is that it covers the entire band, which is a very wide band from 47 to 80 megabytes, covering and sending waves into the tunnels from there are other goals that have been pursued by the construction of related equipment in this knowledge-based company . it has happened to you that you enter a tunnel or some roads. it does not broadcast. the use of this device is that it can complete the radio coverage in those areas . it can cover