Mezzanine cards are used to customize Barco's graphics and video solutions by allowing the insertion of external video sources.

　　They are installed on the family of extension cards, called VX (Video Extension). The VX boards are single-slot PCI or VME. Each VX board supports one full- or two half- frame grabbers. The extension board for VME configurations is also available in a conduction-cooled version.

　　功能 Simultaneous Video, Radar and Graphics in Real-Time

　　Frame grabbers are available in monochrome, RGB and versions. Each mezzanine card accepts one or more video inputs and produces one channel of output to be mixed.

　　Types:

　　Color Frame Grabber (CFG); NTSC, PAL, S-Video, CCIR

　　Monochrome Frame Grabbers (MFG); Sources such as FLIR, infrared, etc

　　RGB Frame Grabber (RGBFG); RS-343 video (Only one RGB Frame Grabber possible per VX extension board)

　　Features:

　　Used by both PMX and VMX

　　Installed on both PMX, VMX boards and/or

　　Installed on VX Extension boards for more inputs