Pyramid Communications PC software can be downloaded free of charge. Each package is contained in one self installing setup file. For Legacy DOS programming software, click here.   SVR-200 Personalization Software for Windows 98SE/ME/2000/XP/Vista Requires FY-1 Programming Cable. File: svr200_setup.exe 6.70Mbytes V4.0.11 SVR-250 Personalization Software for Windows 98SE/ME/2000/XP/Vista Requires FY-4 Programming Cable. File: svr250_setup.exe 6.35Mbytes V1.0.8     SVR-P250 Personalization Software for Windows 98SE/ME/2000/XP/Vista Requires FY-4 Programming Cable. File: svrP250_setup.exe 6.83Mbytes V1.0.4 2012 Personalization Software for Windows 98SE/ME/2000/XP/Vista Requires FY-1 Programming Cable. File: 2012CPS_Setup.exe 5.9MB V3.0.6 2016D Dispatch Software for Windows. For use with MSK systems. File: dispatcher_setup.exe 7Mbytes V1.0.0   Merlin AVL Personalization Software for Windows 98SE/ME/2000/XP/Vista Requires FY-1 Programming Cable. File: merlin_setup.exe 6.72MB V1.0.10 Centry II Personalization Software for Windows 98SE/ME/2000/XP/Vista Requires FY-3 Programming Cable. File: cenrtyII_setup.exe 6.1MB V2.2.01 3012 and 3012NX Personalization Software for Windows 98SE/ME/2000/XP/Vista Requires FY-3 Programming Cable. File: 3012_setup.exe 7.0MB V1.0.14     ARS-200 Personalization Software for Windows 98SE/ME/2000/XP/Vista Requires FY-1 Programming Cable. File: ars200_setup.exe 5.77MB V2.0.8 ARS-250 Personalization Software for Windows 98SE/ME/2000/XP/Vista/7 Requires FY-4 Programming Cable. File: ARS250CPS_setup.exe 5.77MB V3.02 Pyramid Telemetry Controller Software for Windows 2000/XP Requires FY-1 Programming Cable. File: telemetry_controller_setup.exe 6.4MB V1.0.4