You can't go wrong with the HDP-21A - or the E-V equivalent. I had excellent results on an SB-100, SB-102, KWM-1&2 to name a few. Mike, W8KRR 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"