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
Firewire to USB Adapters and Converters - Newegg.com
Amazon.com: JSER IEEE 1394 6Pin Female to 1394b 9Pin Male Firewire 400 to 800 Cable 20cm Firewire 800 400 Cable 6 Feet 9 Pin to 6 Pin : Electronics
1394 Firewire 800 To 400 Firewire Firewire 9 To 4 Data Cable 1394 Cable 1.8 Meters Black - Walmart.com
X260 2.5 inch FIREWIRE 800/USB 3.0| Alibaba.com
High Quality Firewire 800 Firewire 400 Ieee 1394b 1394 Cable 9pin To 4pin 6pin Data Transmission Cable Cord 0.6m 1m 1.8m 3m 5m - Pc Hardware Cables & Adapters - AliExpress
Macally 2.5" USB 3.0 / FireWire 800 Aluminum Hard PHR-S250U3B
CJP-Geek 6ft USB 2.0 Cable For AKiTio Taurus FireWire 800 3.5 Dual Bay - Walmart.com
FireWire 800 9-pin to 4-pin Cable - 2M
Firewire 800 vs USB 3.0 - Which is Faster? - Terry White's Tech Blog
Rocstor LANCER LX Ruggedized USB 3.0/FireWire 800 Mobile Drives, (DISCONTINUED)
Amazon.com: OWC 1.0TB Mercury On-The-Go Portable Storage Solution, FireWire 800 and USB 3.0, 5400RPM : Electronics