The full name is Multichannel Microwave Distribution System . MMDS was originally used for terrestrial transmission of one-way TV and Internet broadcasting. It is a complete set of transmitting and receiving systems, which belong to the DVB-T standard. As a part of the MMDS receiving system, the MMDS downconverter belongs to the ground wave receiving …
When the radio waves pass through the area of rain, the rain not only absorbs the energy of the radio waves, but also scatters the radio waves. This absorption and scattering together form the attenuation of radio waves. Scattering can also lead to large-scale radio interference and has a depolarizing effect on the radio waves. …
After you find that you can’t receive the program, don’t worry about it. The exclusion method should be used to gradually eliminate all possible causes and identify the problem site. 1. First check whether the connection between the receiver and the TV is correct. 2. Then check whether the parameter settings of the receiver are …
A large number of wireless devices need to be deployed during the construction of 5G network base stations. The number of these wireless devices is very large, and the installation and deployment sites are also very complicated. There will be mutual interference problems between them. During operation, the channel often transmits wrong signals, which affects …
What is the prime focus satellite dish antenna A satellite dish antenna is a piece of equipment that is designed to receive and transmit signals to and from satellites in orbit around the Earth. These signals can be used for a wide range of applications, including television broadcasting, internet connectivity, and military communications. One type …
