[Elecraft] OT Hearing HRD Communicate w/K3

[Jim Brown]

On 3/18/2011 5:43 PM, Elecraft K3 wrote:
> Thanks for the reply.   HRD must be the source of the signal.

It's NOT. The digital circuitry producing RFI is the SOURCE of the problem.

> I have read your excellent and comprehensive treatise on RFI and that is what prompted me to suspect a "SERIOUS multi-turn ferrite choke" was needed.  I am embarrassed to say that I am a graphic designer that is new to the hobby and your article goes over my head in a hurry!  I was hoping for specific suggestions about a manufacturer, product and number of turns.

It's in the tutorial.

73, Jim K9YC