#8. "RE: D5000 and SB-900 - can it be done wirelessly or not?" In response to In response to 7
You can use the trial and error methode using the Histogram to adjust the power level of the remote speedlight or the aperture that you use. Keep the ISO as low as possible and the shutter speed at 1/200th sec (Maximum sync speed) or slower. Good Luck and Enjoy your Nikons!