[hpsdr] Ozy with Gb Ethernet

Donald Kay dbk31415 at cox.net
Sun Mar 11 15:37:13 PDT 2007


Hi Tony,
I should have been more specific. I wasn't saying I didn't
want a network interface. Actually I would love one. I just
don't want to see a twisted pair interface. Either an on
board wireless NIC or a fiber interface would be preferable
IMHO. There is no reason we can't have both I guess. As long
as there is an alternative I don't have to plug in the twisted
pair.

73 Don KI6FOM


Tony Langdon wrote:

> At 05:38 AM 3/12/2007, Donald Kay wrote:
> 
>> Have you folks considered the RFI aspects of Ethernet? I just
>> finished switching my home lan to 100% wireless due to the
>> awful noise my twisted pair setup was causing (20 over s9
>> signals every 60 Khz). Personally,  don't think 10/100 twisted
>> pair Ethernet belongs anywhere near a sensitive receiver.
> 
> 
> I haven't had that problem.  I have had RFI from PCs and monitors, as 
> well as from cable Internet providers, but not Ethernet.  One could 
> argue against having PCs next to sensitive receivers (Oops, did that 
> just kill off the SDR?)... ;)
> 
> Obviously, there will be some setups that cause issues, whatever 
> combination we use (even the humble incandescent light bulb has been 
> known to cause RFI in rare cases).  If your setup is one of those 
> problem cases, then another method has to be used.  It's like my setup 
> which isn't conducive to having a fast PC next to the radio due to space 
> constraints (and the distance required is several times the maximum 
> length of USB), so I would be interested in a network interface of some 
> kind.  Yes, I could stuff a PC in... somehow, but it would be a major 
> undertaking, unless it's something with a very small footprint.
> 
> It would be nice to have horses for courses. :)  USB for those with a 
> local PC, Ethernet for those who need a networked radio (hmm, that adds 
> all sorts of possibilities!).
> 
> 73 de VK3JED
> http://vkradio.com
> 
> 


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