Amazon.com: Black IEEE 1394 Firewire 800 to Firewire 400 Cable, 9 Pin/4 Pin Male/Male - 15 FT : Electronics
Fixing FireWire (IEEE 1394) Problems in Windows 10 and 11. Legacy Firewire Driver, Microsoft Firewire OHCI Legacy Drive, Firewire PCI and PCI E cards and how to install them. David Knarr
IEEE-1394 FireWire/iLink DV 6 Pin Male To 4 Pin Male Cable - 3Feet Black