Thanks! Interesting material. The NASP III disk is somekind of a fake since the New Amiga Sample Player was created by Pyratronik of Italian Bad Boys (later 4wd) and not by this blackJackson guy(s). Anyway NASP gained a cult status among live dj-performers as you can see at
http://www.universoamiga.xpg.com.br/nasp.htm (maybe google traslate can help a bit).
Ciao