[TowerTalk] BigIR question

[Jim Brown]

On 12/7/2017 9:53 AM, David Robbins wrote:
> Or do like I did after burning up several of the M2 Yagi baluns (really just
> small ferrite binocular chokes)... replace them with coax air core chokes.

Air core coils are of questionable value as common mode chokes, for 
reasons I articulated in k9yc.com/RFI-Ham.pdf

The better solution is a ferrite core choke with balls. :)

73, Jim K9YC