Amazon.com: Yeworth 6FT Firewire High Speed IEEE 1394 Firewire 800 to Firewire 400 Cable, 1394B 800-400 IEEE 9 Pin Male to 4 Pin Male Cable for MacBook Pro, Mac Mini, iMac PC, Digital Cameras, SLR : Electronics
FireWire 800 9-pin to 4-pin Cable - 2M
Thunderbolt 3 to FireWire Adapter - FireWire Adapters | StarTech.com
Amazon.com: chenyang CY USB Male to Firewire IEEE 1394 4Pin Male iLink Adapter Cord Cable for DCR-TRV75E DV 1m USB Firewire Cable : Electronics
Apple Thunderbolt to FireWire Adapter | Sweetwater
In an attempt to get access to content on my old MiniDV cam tapes, I attempted this long shot of an adapter hell... It's a Firewire 400 cable, to a Firewire 800
OWC Mercury Elite Pro eSATA, FireWire 400/800 &... at MacSales.com