DT/DR-AiphoneAX2-x, this card is designed specifically to work seamlessly with Aiphone AX intercom system on one multi-mode or single-mode optical fiber. This card supports two Aiphone AX intercom systems on one multi-mode or single-mode fiber. The card features 2 channels of 8-bit, high resolution video, 2 channels of 24-bit audio and 4 channels of bi-directional contact closures. These contact closure channels can be individually configured aseither normally open (NO) or normally closed (NC). The DT/DR-AiphoneAX2-x accepts PAL, SECAM, or NTSC formats. The functionality of DT/DR-AiphoneAX2-x product are further enhanced by their compatibility with Meridian’s PC based SpectraSmart, network management and remote diagnostic software System. SpectraSmart supervises the operating parameters of the transmission system such as status on video levels, sync, carrier detect, voltage, temperature, optical levels, data activity etc. See the SpectraSmart brochure for more details. Other signals can also be combined with these AiphoneAX signals to provide a more comprehensive product. DT/DR-AiphoneAX2-x product is available as a rack mount card and module that can be installed in any of Meridian’s desk chassis or in 19-inch racking frames. This system can be configured in either star (module to rack) or trunking (rack to rack) configurations. These systems can be made a standalone system by using the SR-1000, 2 slot desk/wall mount chassis (87 to 264Vac).