On 8/24/2022 7:54 AM, David Olean wrote:
One thing I noticed was that hanging ferrites all over my beverage
feedlines was a huge help in keeping noise low in your system.
While I agree that ferrite chokes on antenna feedlines can VERY
effectively reduce noise pickup on feedlines, it's critical to
understand how such chokes work.
This is my work on the topic of chokes for RX antennas.
http://k9yc.com/RXChokesTransformers.pdf
This is a tutorial on how ferrite chokes work. The concepts have been in
the Handbook for more than ten years.
http://k9yc.com/RFI-Ham.pdf
Great stuff from Joel in this thread.
73, Jim K9YC
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