Recently I’ve been starting to learn more about flash photography compliments of The Strobist.
Then I bought a set of cheap ebay wireless flash triggers to alow me to trigger the flash remotely, but with the Sigma EF-500 DG Super flash, that was not possible.
UPDATE: Recently purchased a set set of Yongnuo RF- 602 2.4 Ghz wireless triggers from ebay (they’re quite cheap), and they work flawlessly with the Sigma flash, without any modifications. If you want a sync port, try the method below, but if all you want is to trigger the Sigma flash, buying a set of the RF-602 triggers is by far the simplest way of doing it.
Most other flashes out there can easily be triggered by shorting out the two main terminals on the hot-show. But not on this sigma. So I had to find another way to trigger the flash manually, which led to the decision to hack my flash to get a sync port.
What follows is my own documentation of what I did to my unit.I will not be responsible if you accidentally destroy your flash, or worse, hurt yourself: capacitors in the flash can hold their charge for a long time waiting for someone to poke them the wrong way.
WARNING: This hack will FOR SURE void your warranty. This hack also involves permanently modifying your unit. This hack involves a little soldering.
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