[time-nuts] Anybody who can record last Loran-C transmissions ?

Rob Sherwood. rob at nc0b.com
Sat Dec 19 15:40:51 EST 2015


The Perseus has a higher dynamic range than the Elad, if that matters.  Rob, NC0B

Sent from my iPad

> On Dec 19, 2015, at 1:30 PM, "Jörg Logemann" <joerg.logemann at lai.de> wrote:
> 
> 
> 
> I could make a raw capture with a 14bit Perseus or 16bit Elad FDM-S2 and
> a good active receiving antenna, but the station I can receive very
> strong is Sylt here in Germany. As far as I know this station will not
> shut down...
> 
> 73 Joerg, DL2NI
> 
>> Am 19.12.2015 um 12:25 schrieb Magnus Danielson:
>> Hi Poul-Henning,
>> 
>>> On 12/19/2015 11:35 AM, Poul-Henning Kamp wrote:
>>> It doesn't seem like my old hack to record VLF spectrum works anymore.
>>> 
>>> Are there anybody in Europe who can do a raw capture of the VLF spectrum
>>> over new years eve to capture the last LORAN-C transmissions as a
>>> historical document ?
>>> 
>>> Ideally a 1 MSPS ADC directly on a good antenna, but failing that just
>>> a water-fall would be nice...
>> 
>> Nice idea. An SDR with the HF mod would probably be the simplest way
>> to do it. As the Loran-C stations lay on top of each other, using a
>> multi-station Loran-C receiver in parallel would be nice. The 8000
>> chain should suddenly be quite alone.
>> 
>> Cheers,
>> Magnus
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> 
> -- 
> Dipl.Ing.(FH) Jörg Logemann 
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> Germany 
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