[Elecraft] Toroids frequency range and baluns

[Jim Brown]

On Thu, 18 Sep 2008 16:20:56 -0500, Solosko, Robert B (Bob) wrote:

>toroids
>all have a specified frequency range but what happens when they're used
>outside of that range?

To gain a better understanding of ferrites study my tutorial. 

http://audiosystemsgroup.com/RFI-Ham.pdf

Look at the measured data in that tutorial. STUDY the Fair-Rite data for 
their products. 

73,

Jim Brown K9YC