Carriers and adapters enable the use of PMCs or XMCs in a PCI based system. Designed to improve your system with additional I/Os. Key control signals on PCI fixed to ground to reduce signal undershoot. Carrier and adapter allowing you customization of your system platform with additional I/O mezzanine boards for your application needs. A 5 V to 3.3 V linear regulator provided. Carriers and adapters are available for different topologies like CompactPCI, CompactPCI Serial, OpenVPX, VME or VME64x.