[TowerTalk] what type ferite core are you useing part number

[Jim Brown]

On 7/13/2014 9:59 AM, Kevin Adam wrote:
> What type cores are being used looks like a good balun to work with 

http://k9yc.com/RFI-Ham.pdf

> One question I have how does the core change the white noise level

http://k9yc.com/RFI-Ham.pdf

> I have used cores that lowers the white noise. I have the ones that 
> was sold in the midwest hamfests he sold some that were coated in blue 
> but he would never tell me the specs he is now SK so now no one can't 
> get any more of the they worked great on hf. He would never say who 
> made them. 

If it's the guy from NW Indiana, they were powdered iron cores.

73, Jim K9YC