If anyone is interested I have an UNBUILT HP-10 power supply for HW 12/22/32 (DC operation). Milt. Ferguson 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"