Terrain DB 28 is Now Available Wednesday, April 09, 2008 Terrain Database 28 is now available on the ACSS website. Please search 9100004-028W for the link to this database version

Whisper Shout BITE Enhancement SBs are Available Thursday, January 03, 2008 IMPORTANT NOTICE Newly released TNL 8007465 explains the various Whisper Shout SBs for the TCAS 2000, TCAS 3000 and T2CAS products and their aircraft/OEM applicability. TNL 8006776-001 provides the technical background on the Whisper Shout resistor problem. Please review the TNLs and place your orders for the BITE enhancement mods for your units.

XS-950 ATDL STC Updates Available Thursday, January 03, 2008 The ACSS STC packages have been updated for aircraft needing to incorporate the new 7517800-XX009A Mode S. This software modification consists of enhancements to the operational software that address issues present in some installations. Please see ACSS SB publication 8006995-001 (ATA 7517800-23-6015) for more details.