[Elecraft] RFI

[Buck K4IA]

Bond the computer case and radio with strap.  That provides an alternate 
path for RF reducing the amount on the USB cable.

Buck, K4IA
DXCC Honor Roll
8BDXCC
Author EasyWayHamBooks.com

On 12/19/2021 7:24 PM, David F. Reed wrote:
>
> Due to some HOA C&R, I am confined to attic and gutter antennas for 
> the time being.
>
> I am getting a bit of RFI on occasion into my PC; it manifests itself 
> mainly by apparently disconnecting the com port from Commander.  When 
> this happens, I can restore functionality by selecting a different com 
> port, and then re-selecting the original correct com port.
>
> I am grounded to a 10' ground rod about 8 ft. from the station via 2" 
> copper strap. I did install ferrite beads on the USB cables at the 
> back of the PC as well as on the power cord, and this has reduced the 
> frequency of occurrence, but I would like to eliminate it altogether.
>
> Any other ideas and suggestions would be most appreciated!
>
> Thanks & 73 de Dave, W5SV
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