Excalibur Systems is the leader in providing the Aerospace Industry with high quality, cost effective data bus interfaces, data recorders, couplers, cables, connectors and Integrated Solutions. Excalibur Systems' line of products provides support for MIL-STD-1553, ARINC-429 and other military and commercial avionics specifications as well as a customizable protocol converters. Excalibur is one of the very few small independent test board manufacturers. That makes us one of the only companies willing to customize our products based on user input. We would welcome input as to how to cater or create a product that will help you achieve your goals. Please visit our website www.mil-1553.com