RFI from Blue Sky MPPT controller. Choke or ?
Hi to the ham radio and other rfi tech types: My mppt controller is creating a lot of rfi. Very noisy on AM broadcast band and all the HF bands through 10 meters on SSB or CW The noise increases...
Forum Discussion
Salvo wrote:
What you're seeing is radiated noise, not conducted noise. You're picking up the noise through the antenna. I doubt a torrid (or caps) will fix the problem. You may want to try a fully sealed electromagnetic enclosure. But it's very difficult to seal radiated noise.
Sal
As a note, I dropped by a machine shop and asked them for a pound or two of lathe shavings, brass, bronze or copper. I got all three. I used expanded metal (medium holes) then slapped on an inch of shavings (careful they are SHARP!). Grounded the enclosure to earth ground. Better n a poke in the eye with a sharp stick...
