[Elecraft] Fw: K2/100 and Astron supplies

[Rick Tavan]

Don't forget to position the K2 away from linear amps and other large 
transformer habitats. I'd love to see someone publish a photo and some 
text illustrating the use of mu metal to shield the appropriate parts of 
the K2 in order to fix this problem.

/Rick N6XI

Ron D'Eau Claire wrote:

>We used to mount land mobile 800/900 MHz FM radios right on top of the power
>supply without problem, but many rigs are susceptible to the AC fields
>around the transformer. When I first put my K2 on the air, I dropped it on
>top of the Astron and got reports of "hum" on my signal which,
>