[hpsdr] Ozy with Gb Ethernet

Fred Brandeberry fbrandeber at comcast.net
Sun Mar 11 14:13:36 PDT 2007


Don,

      Gee, I don't see that, and I have 100BT run all over the place.  What 
frequencies did you see that on?
My Dipole is right over the house as well. I do see some spurs, but nothing 
like that strong!
Puzzled,
WA8KCW
Fred

----- Original Message ----- 
From: "Donald Kay" <dbk31415 at cox.net>
To: "Tony Langdon" <vk3jed at gmail.com>
Cc: "hpsdr list" <hpsdr at hpsdr.org>
Sent: Sunday, March 11, 2007 12:38 PM
Subject: Re: [hpsdr] Ozy with Gb Ethernet


> ***** High Performance Software Defined Radio Discussion List *****
>
> 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.
>
> 73 Don (KI6FOM)
>
>
>
> Tony Langdon wrote:
>> ***** High Performance Software Defined Radio Discussion List *****
>>
>> At 01:03 PM 3/11/2007, Phil Harman wrote:
>>
>>>***** High Performance Software Defined Radio Discussion List *****
>>>
>>>
>>>HI Warren,
>>>
>>>Welcome to the group. Not sure what we would gain my going to T-100
>>>Ethernet since at  the moment we can get 35-40MB/s over USB2.  The
>>>uWSDR guys have chosen Ethernet as their means of communicating with
>>>their hardware mainly so they can mount it at the top of a tower and
>>>run CAT5 cable to it I think, see
>>>
>>>< <http://uwsdr.berlios.de/>http://uwsdr.berlios.de/ >
>>>
>>>I think an Ozy type board with GB Ethernet would be just great since
>>>we could transfer some of the DSP work to the PC and look at MHz of
>>>bandwidth at a time.
>>
>>
>> With my shack layout, 100Mbps Ethernet is a better option than USB,
>> because it means I don't have to cram the PC into a tiny
>> space.  Worst case is to run a Cat 5 (or 6) cable around the place. :)
>>
>> 73 de VK3JED
>> http://vkradio.com
>>
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