I would like to have some recommendations for tape or "fields of sound"
tour systems. I have been away from these systems for quite some time and
I'm sure the technology and reliability have advanced in the meantime.

Thanks,

Rob

--
Robert O. Dahl, Science Center Manager
Biosphere 2 Center
a non-profit affiliate of Columbia University
Hwy 77 / P.O. Box 689
Oracle, AZ 85623
Internet:
email:<[log in to unmask]>
http://www.bio2.edu/