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
How to connect FireWire devices to new computers Mac or Windows PC - YouTube
Weiß IEEE 1394 IEEE1394 6PIN Weibliche zu 1394b 9PIN männlichen Firewire 400 ZU 800 Adapter Kabel 10cm 0,1 m|ieee 1394|firewire 400 to 800firewire 400 - AliExpress
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Reporterstore.de - Adapterkabel USB-A zu USB-C
Apple Thunderbolt-Kabel Mini-DisplayPort M 9 PIN FireWire 800 W MD464ZM/A
Cablecc Adapter IEEE 1394 Firewire-Kabel 6-polige Buchse auf 1394b 9-poligen Stecker, 400 auf 800, 20 cm: Amazon.de: Computer & Zubehör