You can imitate holosync and many others--hemisync, etc. on brain wave generator. Check the bwgen yahoo group discussion.
Are you really on a "quest4truth"? You should go to L'Abri where your honest questions will be given careful but TRUE answers. It's cheap too--$20 a day room and board.
Check out the website www.labri.com
Also read books by Francis Schaeffer--he talks about real truth.