i hope i am getting in the list now.here goes.I have a 401 that has plate voltage ok,screen voltage ok. no ouput.any suggestions.also what does a ev-613 go for thanks bob 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"