Speedlite Flashes

600 EX-RT not firing

I bought a set of Canon 600 EX-RT flashes. I am a wedding photographer so I use both of them often on 2 cameras. Unfortunately one of the flashes only fires ever 5-6 times as the other one works just fine. Anyone has similar problems? Thank you for a...

580 exii shooting black

ok my 580exii now is firing in ettl but shows a black picture and whewn i goto manual its blows it out like the picture is solid white

Canon 580 EX not turning off

I've got a 580 EX and it just got weird... There is about a 60-90 second delay between the time the off switch is flipped and the unit shuts down. Also, when trying to power it up, nothing happens until I press the pilot button, then the unit comes t...

triple head mount with 580exii issue

I have two 580 EX 2 flash and 2 Vivatar 285hv's. I am using a triple head mount for 3 of the flashes and 1 flash as a rim light.If I use a 580 only on the triple head as a master and the other 580 as the rim as a slave they both fire. If I use 2 58...

Speedlite 550EX not functioning as a wireless slave to EOS 600D

I own a Canon EOS 600D (Rebel T3i). I bought a second hand Speedlite 500EX. It works well when I put it on top of my camera.However, I cannot get it to function as wireless slave. I've made sure the camera and the Speedlight operate on the same chann...

Resolved! 600EX-RT Problem

Hi all,I have a problem with one of my 600EX-RT flashes. In ETTL mode the pictures are almost black (despite the flash is firing) in Manual it seems that even set to 1/128 the flash is using full power. I already tried to clean all the contacts, stil...

Counterfeit flashes and patent violations

Are Yongnou Flashes counterfeit Canon flashes and do they violate Canons patents since they are copies?

Resolved! Speedlite 580EX

I dropped my 580ex . Display keeps blinking, recycle time is longer, light output variable.

420ex or 430ex?

Thanks to those who helped me understand flash in a previous thread. I've been leaning toward the 430ex as a sort of "starter" flash on my Rebel T2i. When I went to the camera store, the 430 comes with a $100 rebate that drops the price to around $...

600EX-RT in a soft box. Please post your experiences with the 600 EX-RT and Light Modifiers.

Today I finally received a couple of brackets I was waiting and an addition softbox I had purchased to start experimenting with my 600EX-RT flashes in Soft boxes. I will be experimenting with a couple different sizes and shapes from one manufacture...

Can't get my 600Ex-Rt to work as off camera slave with Rebel t4i

I cannot get my Canon 600EX-RT to flash using, my Rebel T4i. i have changed the settings on the T4i, under Flash Control to Custom and selected the middle icon option.the camera is in 'P' mode, and the flash is up. on the 600EX-RT its in radio mode a...

Resolved! How do you turn off the flash on a 600ex and still use it at master control radio send unit?

I have multiple 600 EX-RT flashes. I currently do not have a ST-E3-RT. I thought I read somewhere that you could turn off the flash in one of the the 600EX's and still have it control the others. I would like to be able do this using a 600EX in my...

learning about flash units

I've been trying to find a good site that explains what to look for in a flash unit and how to match one to both the camera and my typical subjects. The only flash I ever bought was a Vivitar for my AE-1 Program so I'm somewhat behind the learning c...

Rebel T5 and 420ex?

Will my Rebel T5 be able to do the slave mode with an older 420ex?

Fill Flash and Flash as main light

I just wanted to clear something up for myself. when I use the Flash Ettl in manual mode, it ask like the main liight source right? Only when you are in AV and Shutter does the flash act like fill flash? Now if that is true, would it make more sens...

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