I know this is off topic but I have been looking for a crystal filter for quite a while. Can anyone out there help. tnx in advance. John. Listserver Subscription:listserv at listserv.tempe.gov - "subscribe heath 'name' 'call'" Listserver Submissions: heath at listserv.tempe.gov Listserver Unsubscribe: listserv at listserv.tempe.gov - -"signoff heath"