[BVARC] RFI
Jimmy Vance
jimmy.vance at gmail.com
Sun Dec 19 20:57:42 CST 2021
One thing I've found with the snap on ferrite beads is to wrap the cable
through the ferrite at least three times. End feds are notorious for
RF in the shack
--jv
On 12/19/2021 8:01 PM, Robert Polinski via BVARC wrote:
>
> David, put several ferrite beads on the USB (Both ends) and the
> network cable & any other cables feeding the computer. (printer, etc)
> May also need a choke in the feedline. Robert KD5YVQ
>
> *From:* BVARC <bvarc-bounces at bvarc.org> *On Behalf Of *David F. Reed
> via BVARC
> *Sent:* Sunday, December 19, 2021 6:24 PM
> *To:* bvarc at bvarc.org
> *Cc:* David F. Reed <w5sv.dave at gmail.com>
> *Subject:* [BVARC] RFI
>
> 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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