i started with this adapter, and it didnt work with the splitter.
http://www.amazon.com/gp/product/B00O9H5VFO?psc=1&redirect=true&ref_=oh_aui_detailpage_o01_s00
looking at the wiki, i decided to try a converter that was like the one they showed (plus i assumed that it having the ability to be powered may solve my problem, but it worked without power)