https://firmware.oemgnss.trimble.com/wpfd_file/winflash_bd9xx_v543-for-pc/
WinFlash_BD9xx_V543-for-PC - Trimble Firmware Archive
for pctrimblefirmwarearchive
https://firmware.oemgnss.trimble.com/wpfd_file/bd940_bd940ins_bx940_v543-2/
BD940_BD940INS_BX940_V543 - Trimble Firmware Archive
trimblefirmwarearchive
https://firmware.oemgnss.trimble.com/wpfd_file/bd982_bx982_v543/
BD982_BX982_V543 - Trimble Firmware Archive
trimblefirmwarearchive
https://firmware.oemgnss.trimble.com/wpfd_file/bd992_bd992ins_bx992_v543-3/
BD992_BD992INS_BX992_V543 - Trimble Firmware Archive
trimblefirmwarearchive