go to your camera's flash sync setting and select "FP" or high speed sync. Check your manual, since it varies. On Canon's, I think it might even be on the flash itself. It basically tells the flash to cover the front & rear curtain duration. The drawback is you need more light by using more power and/or a larger aperture. You lose about 1 stop or more depending on shutter speed. The flash fires more "burst" in fractions of a second creating an almost continuous beam. It drains batteries, but most cameras/flashes revert back to normal mode if you stay below the max sync speed of 1/250 for most cameras.
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[09][MB][6-Spd MT][Touring][Stillen Gen III][K&N][Borla CBE][Evo-R]
Last edited by Cmike2780; 06-19-2012 at 01:20 PM.
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