Network PA System for medium to large-scale tasksIntroThe XC-9000 system is a fully digital network PA system based upon the TCP/IP method. By leveraging the TCP/IP protocol, the system guarantees the proper and efficient transmission of all information packages. Not just can it utilize existing computer system networks, such as LANs or the Net, to… Read More


With diverging lenses, incoming parallel rays diverge immediately after going through the lens, in this type of way that they appear to have originated at a location just one focal size in front of the lens. Here is the lens's entrance focus. Rays from an object in a finite length are associated with a virtual image that's nearer into the lens comp… Read More