Thanks to all for your suggestions and offers to purchase an ocilliscope for my work bench. The Tek 465 100 mhz scope was most often suggested. 73's Gary K8BKB 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"