The Heathkit part number for the coil I need is 40-969. I should have put that in my first message. Thanks! Doug W4DAS 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"