Hello Heath Fans, Looking for the following part: Am filter for SB 300. Part number 404-201, 3.75 kc AM filter. Bob Speckhals, WB0DMC 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"