At the factory where I work we obtained some opto-isolators for serial ports
and Ethernet. Plasma spray systems generate a lot of noise and burn out things
occasionally.
> On Jan 20, 2021, at 9:38 AM, Don <kb5kwv@gmail.com> wrote:
>
> Can you just use fiber connections to the PC?
>
> An SPF is not that expensive these days.
>
>
>
>
> -------- Forwarded Message --------
> Subject: [RFI] RF hardened ethernet cards?
> Date: Wed, 20 Jan 2021 03:27:18 -0700
> From: Jim Rhodes <jimk0xu@gmail.com>
> Reply-To: jim@rhodesend.net
> To: rfi@contesting.com
>
>
>
> I have realised that I have eventually had to purchase an ethernet card for
> every shack computer because the on board interface has died. I have moved
> into an apartment (and am regretting it for several reasons) and with the
> antenna now being much closer to the station and all the computer equipment
> this has happened quite soon on the newest shack PC. My son, who never
> caught the ham radio virus, is in charge of the computer systems for a fair
> size corporation says this is not something that he has seen any problems
> with in any of there thousands of PCs. Most of the stuff I see online is
> about the networking (and other things) causing RFI to the receiver. What I
> am looking for is keeping my RF from interfering with operation of network
> and USB connections as well as actual damage to these devices. Does anybody
> have any experience with this?
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