This thread is a compilation of links to threads in which equipment tests (not reviews), comparisons, measurebations and what-nots which have been performed and reported in this forum. This thread was created to help you easily find the aforementioned threads and save you the trouble of having to search for them yourself.
When you go through these threads, I think it'll quickly dawn on you that the majority of these threads were created by our very own resident King Measurebator himself, Curtis "he really needs to get a life" N.
COMPARISON: A Handful Of Light Modifiers
TEST: Umbrella Spill - Bounce vs. Shoot Through vs. Umbrella Softbox
The Beauty Dish: Quality Of Light, Deflectors, Coverage, Falloff And Catch Lights
6,560 FLASH POPS LATER: The Results of "AA" Rechargeable Battery Tests
Speedlight's, Umbrellas, Coverage and Light Loss
tests of various light modifiers *pics*
AB800/Sunpak 383/580EX measurements
Flash output consistency observations
Strobe & Flash Comparison Testing: Part I (Output)
Umbrellas are not all created equal
No more excuses about high ceilings and bounced flash
Let's get anal about white balance with flash
Sync speed issue with Elinchrom EL-Skyport Universal set
The amazing speed of optical slaves
Have you ever measured your flash unit's output? It's an eye opener!
Diffuser Blind Taste Test
No longer will I autozoom my flash
The mystery of the short-changing ETTL flash (case solved?!)
Ever needed 1/500 sec strobe "Sync"? Maybe you should try it!
Strobe sync @ 1/400: Pushing the limits.