Vfo knob in promo condx for Ts-520 or Ts-820 (Spinner knob).. Vfo 230 with BS-8 and cables, manual desired. Cash or have for trade a Nice condx RME-4350A with calibrator, in working condx. Original operators and/either Service manuals for Ts830s. Please specify price and condx with 1st E-mail and please no "whatcha gimmies" Thanks, Ron