It also depends on the software you choose to use. Plug-ins like K6STI's RITTY software claim to only work with 16-bit ISA SoundBlaster cards. 73 - Jim AD1C -- Jim Reisert AD1C, 7 Charlemont Court, North Chelmsford, MA 01863 USA +978-251-9933, <jjreisert@alum.mit.edu>, http://www.ad1c.com