[HamWAN PSDR] Remote SDR receiver available

Jeff Francis™ jeff at gritch.org
Wed Sep 19 07:04:17 PDT 2018


While I'm sure you'll want to add it to hamwan.org, I added it to one of my
domains as sdr.n0gq.org as a stopgap. Because age.

Jeff/N0GQ


On Tue, Sep 18, 2018 at 8:28 PM Bart Kus <me at bartk.us> wrote:

> Oh, it was hacked, I think via one of the hacked modems.  Modems are
> patched now, and I re-flashed it.  However in the meantime, it grabbed a
> new DHCP lease @ 44.24.241.55.  We should really give it a static IP/lease
> + DNS entry so it stops moving around...
>
> --Bart
>
> On 9/18/2018 8:24 PM, Jeff Francis™ wrote:
>
> Did this go away? I haven't been able to reach it lately.
>
> Jeff/N0GQ
>
>
> On Wed, Jul 11, 2018 at 12:44 PM Bart Kus <me at bartk.us> wrote:
>
>> Hello,
>>
>> The recent Haystack work party managed to install a receive-only SDR up
>> there.  It is provisionally available for use by anyone at:
>>
>> http://44.24.241.60:8073
>>
>> I'll move it to a more permanent address, with proper DNS, at some
>> future point.
>>
>> In the meantime, I'd like to solicit advice on how to minimize the QRM
>> it's picking up.  The noise is being emitted by the site itself, from
>> the Ethernet cables and such.  I've connected all the shields to site
>> ground, but the emissions are still there.  The current antenna is a
>> ground rod with vertical whip.
>>
>> 1) Is there a better antenna design that can serve the broadband
>> (DC-30MHz) omnidirectional receive duties?
>> 2) Are there any suggestions on how to further minimize the noise being
>> emitted by the site?
>>
>> Thanks, and enjoy!
>>
>> --Bart
>>
>> _______________________________________________
>> PSDR mailing list
>> PSDR at hamwan.org
>> http://mail.hamwan.net/mailman/listinfo/psdr
>>
>
>
> --
> -=jeff=-
>
>
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-- 
-=jeff=-
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