StarTech.com 3 Port 2b 1a PCI 1394b FireWire Adapter Card with DV Editing Kit (PCI1394B_3)
StarTech.com Thunderbolt 3 to FireWire Adapter - External PCI Enclosure - PCIe Card plus TB3 Chassis - The Thunderbolt 3 to 1394 FireWire adapter connects your FireWire peripherals to your Thunderbolt 3
StarTech.com 4 port PCI 1394a FireWire Adapter Card Model PCI1394MP - Newegg.com