On 2012年12月27日 1:47 PM, Tim Billingsley wrote: > Where would you find information on the type and size of elements necessary > to build a small 1:1 BalUn that would handle up to 150 or so?? >K9YC has an excellent guide to baluns, RFI chokes, and more. See chapter 6, page 24 for balun info. http://audiosystemsgroup.com/RFI-Ham.pdf 73, Terry N6RY