Apple iMac (spring 2011) review: Apple iMac (spring 2011) - CNET
Apple Thunderbolt to FireWire Adapter - FireWire adapter - Thunderbolt - FireWire 800 - for iMac; Mac mini (Late 2012, Late 2014, Mid 2011); MacBook Air; MacBook Pro - Hunt Office UK
Repurposing an Older iMac As a Monitor and Server - Stephen Foskett, Pack Rat
A History of Apple Cables, Interfaces & Connection Types
21.5- and 27-inch iMacs (Mid 2011) | Macworld
Identify the ports on your Mac - Apple Support
A History of Apple Cables, Interfaces & Connection Types
Apple iMac 21.5-inch i5 2.5GHz Quad-Core | Nofeka Uganda
iMac Intel 21.5" EMC 2428 Teardown - iFixit
Apple Thunderbolt to FireWire Adapter - FireWire adapter - Thunderbolt - FireWire 800 - for iMac; Mac mini (Late 2012, Late 2014, Mid 2011); MacBook Air; MacBook Pro - Hunt Office UK
Apple iMac 27-inch (2011)
A Beginner's Guide to the Ports on Your Mac | Envato Tuts+
How to connect Thunderbolt 1 to iMac late 2013 - Quora
iMac Intel 21.5" EMC 2428 Teardown - iFixit
elago FireWire 400 to 800 Adapter (White) for Mac Pro, MacBook Pro, Mac Mini, iMac and All Other Computers : Electronics - Amazon.com
Apple iMac 21.5 Inch Quad-Core i5 2.50 GHz (2011) | COMPUTER FACTORY UK
I have a mid-2011 iMac. What external HDD will give me the fastest transfer speeds? - Quora
Apple iMac 21.5-inch 2.5GHz Quad-core i5 (Mid 2011) MC309LL/A 3 | mac of all trades
Thunderbolt Display Almost Turns MacBook Air into iMac | WIRED
Why do I need Firewire and what is it?
Identify the ports on your Mac - Apple Support
Where is the firewire port on my iMac? Al… - Apple Community
Cracking Open the 27" Apple iMac (2011) | TechRepublic