Aspen Avionics, based in Albuquerque, N.M., said its EFD500 Multi-Function Display (MFD), EFD1000 MFD and EWR50 Evolution Weather Receiver received FAA Technical Standard Order (TSO) Authorization. The MFDs are built on the same certified hardware and software platform as the Evolution EFD1000 PFD, and feature moving maps, terrain awareness and traffic displays, Stormscope WX-500, and a suite of the XM WX aviation weather products.