On Sat, 21 Aug 2010 18:28:27 -0300, Jorge Diez - CX6VM wrote: >I will replace my XM510´s baluns with a coil made with LMR-400 or Buryflex. >Could you please tell me how to do it? How many turns and wich diameter? See the Choke Cookbook in http://audiosystemsgroup.com/RFI-Ham.pdf 73, Jim K9YC