Heathkit HP-23. The original with the fused AC plug. Good working condition with copy of manual. $55 plus shipping for approx 20 lbs. 73's Pat K9HF 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"