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Udi Tirosh wrote in to share this camera flash hack:

Like using off-camera flash units for your photography, but tired of having to walk over to them to adjust the flash power? Well, you could certainly throw some money at the problem and get a set of fancy wireless remotes for them. If you are handy with a soldering iron, though, you might want to take a look at Domjan Svilkovic’s instructions to control your flash settings with a TV remote control. He took a cheapo flash, and added a PICaxe microcontroller that waits for ‘volume up’ and ‘volume down’ signals, then activates a set of transistors on the remote to simulate button presses. Now, where did I put my flash units…

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