The private radio networks of the Land Mobile Service (LMS) are networks for own use or use by a limited group of users. They are primarily aimed at supporting a professional area of activity.
A radiocommunications network is defined as being formed by a number of radiocommunication stations which communicate with each other.
A radio station comprises one or more transmitters or receivers or a set of transmitters and receivers, including other accessory equipment, in working order and as necessary to provide a radiocommunications service.