I'm looking for one of the small knobs used on the SB-10 carrier null and audio gain. This is the "Old Style" with the brushed finish. TIA es 73 Bob - K1VU 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"