ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
*****************************************************************************

Hi, guys.  Does anyone know if there is an intrinsic limit on how far apart whisper dishes can be?  Would they work at a separation of 100 feet?  And if they are farther apart, does that mean that the dishes need to be bigger?  Many thanks, 

Chuck Howarth, Vice President
____________________________________

G Y R O S C O P E I N C
283 Fourth Street, Suite 201
Oakland, CA 94607   

tele:   510.986.0111
web:  www.gyroscopeinc.com
blog:  http://museums-now.blogspot.com
____________________________________







***********************************************************************
For information about the Association of Science-Technology Centers and the Informal Science Education Network please visit www.astc.org.

Check out the latest case studies and reviews on ExhibitFiles at www.exhibitfiles.org.

The ISEN-ASTC-L email list is powered by LISTSERVR software from L-Soft. To learn more, visit
http://www.lsoft.com/LISTSERV-powered.html.

To remove your e-mail address from the ISEN-ASTC-L list, send the
message  SIGNOFF ISEN-ASTC-L in the BODY of a message to
[log in to unmask]