--- You wrote: yet, I am unable to get this program to recognize any floating point format other than .WAV. what do you use? --- end of quote --- 1) well back in the old days (when i was developing MUSIC-V23.01/DMix) i guess we used to use IRCAM -- 2) but now AIFF-C is the header of choice - although i understand its not working on non-mac platforms and i am about to do a diff on the code 2.5) and i guess .WAV and AIFF-C are more or less the same, right? 3) although on a mac i keep on returning to (my own) enhanced version of sound designer because it is very nice to keep all that header junk in the resource fork 4) but Digidesign and Microsoft are 2 companies i try to NOT support, if not boycott 5) does anybody know of a mac file type that uses header info in reaource fork? 6) on a side note: does anybody know if there is a standardized header (AIFF format chunk?) for B-format (ambisonics) sound files? -matt