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Radiosondes RX

Open F4GEV opened this issue 7 years ago • 16 comments

Hello, the altitude decoded is wrong try this morning, displayed by portapack => -48m (yes minus) decoded by software PC => 195m

So the batterie voltage is wrong too displayed 578.000 mV ???? My radiosond is powered wy variable power supply at 6,3 V

Bye

F4GEV avatar Oct 29 '17 11:10 F4GEV

I bet this is related to the issue with adsb decoding also.

ImDroided avatar Oct 29 '17 22:10 ImDroided

I used my notes about the M10 only, apparently the M2K2 has diffent formulas for altitude and Vbatt. I'll add that later on today.

furrtek avatar Oct 30 '17 09:10 furrtek

I can't see data using a VAISALA RS41-SG https://www.vaisala.com/en/products/instruments-sensors-and-other-measurement-devices/soundings-products/rs41

I've found one of this, and this is the model used here in Italy, can you please add support for this model?

Thanks Giorgio

Giorgiofox avatar Nov 01 '17 10:11 Giorgiofox

Will do :)

furrtek avatar Nov 02 '17 12:11 furrtek

I like to say that the radiosondes really works. Nice to see I have capture radiosonde :)

Maybe a noob question, can someone give a website or some converter so I can covert the latitude and Longitude to a Google maps? The map functionality is nice, but I can't zoom out.

Byte1122 avatar Nov 06 '17 10:11 Byte1122

Redouan29,

You can put latitude and longitude directly into Google maps.

  • ablanquart

On Mon, Nov 6, 2017 at 2:40 AM, Redouan29 [email protected] wrote:

I like to say that the radiosondes really works. Nice to see I have capture radiosonde :)

Maybe a noob question, can someone give a website or some converter so I can covert the latitude and Longitude to a Google maps? The map functionality is nice, but I can't zoom out.

— You are receiving this because you are subscribed to this thread. Reply to this email directly, view it on GitHub https://github.com/furrtek/portapack-havoc/issues/113#issuecomment-342110713, or mute the thread https://github.com/notifications/unsubscribe-auth/APz6KvT3EJdgLw12UA0BwsWr1CsCZDceks5szuIugaJpZM4QKSRB .

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ablanquart avatar Nov 07 '17 00:11 ablanquart

Ok thanks, it gives me a coordinate in China, can this be true? I mean I am almost 15.000 km away...

image

image

Byte1122 avatar Nov 07 '17 10:11 Byte1122

There are no checks of the frame's validity for now (except for the preamble trigger). You're getting an hex value for the signature which means the frame format isn't handled yet, so the GPS coordinates are garbage from incorrect decoding. I'll make that clearer in the next update.

furrtek avatar Nov 08 '17 20:11 furrtek

@furrtek thanks dude! the software is great. I can't wait for the next update to track some real radio sondes :)

Byte1122 avatar Nov 09 '17 19:11 Byte1122

me too ;)

Giorgiofox avatar Nov 09 '17 19:11 Giorgiofox

@Redouan29 Which type of sonde are you receiving ? I can't find anything about 0x2E3429. @F4GEV Is your altitude really 195m ? Getting -48m means that the received altitude field is 0. Maybe you got a corrupt frame ? @Giorgiofox Do you have audio or IQ recordings of a RS41-SG to share ? rs1729's code is a bit hard to understand...

furrtek avatar Nov 10 '17 00:11 furrtek

Wow, I need to get me some radiosondes and join in the fun. I have a box full of Viasala RS80-67s, but as far as I can tell, they're analog and have no GPS. Or maybe I can eBay some better ones...

jboone avatar Nov 10 '17 00:11 jboone

Sorry @furrtek: I will do recording of RS41-SG tomorrow, I've not read your message :-| I can record IQ directly from HackRF or Spectravue with NetSDR.

Giorgiofox avatar Dec 07 '17 20:12 Giorgiofox

https://www.dropbox.com/s/03vdj2sf9m1p8cp/radiosonde%20RS41g%20recordings.zip?dl=0

Giorgiofox avatar Dec 07 '17 20:12 Giorgiofox

Just a quick memorandum on some of the most used European kinds. Not inclusive but very detailed informations about signal deconding and corner-cases, along with images showing signal scope and frame infos.

--

J'ai retrouve ce site http://www.radiosonde.eu.bonplans.info/

Ici au chapitre 6, F5ZV detaille pas mal les RS80L, DFM-06, M2K2, M10, RS92KL, RS92SGP, SRS400-C34, RS92AGP et le logicielle de decodage SondeMonitor (trial 21 jours puis 25eur) cree par CT1EGC ex G3URZ.

D'ou "Le cas particulier du décodage des signaux d'une RS92AGP ou BGP". (c.f. http://www.radiosonde.eu.bonplans.info/RS06/RS06M.html et http://www.radiosonde.eu.bonplans.info/RS06/RS06H.html)

Je me demande si elles sont deja decodees par le HAVOC, apparement ces radiosondes survolent pas mal la Suisse et le centre Europe...

fantuz avatar Dec 11 '17 15:12 fantuz

Hello, any news about RS41-SG decoding?

Thanks in advance Giorgio IZ2XBZ

Giorgiofox avatar Feb 23 '19 19:02 Giorgiofox