After 20 years as the premier multiprotocol avionics communications family of boards in the industry, the Excalibur 4000 family of boards is becoming obsolete due to the obsolescence of several parts on the board including the 96-pin connector.

January 3, 2022

We were able to extend the life of the 4000 family of cards but now we are calling EOL for the series of cards and recommending using our new 8000 family of cards