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High Altitude Baloon with DATV

Posted: Sun Jul 21, 2019 9:40 am
by f5oeo
For Apollo 50y, a HAB will be launched July 23th near Bourges (France) between 8 and 9 UTC.


Launch info:

https://www.echosciences-centre-valdelo ... -apollo-11

Telemetry M10 on 433.000 MHz and 433.200 MHz.

433.000 MHz is for tracking and external télémétrie, 433.200 MHz internal temperature

An APRS should be used https://aprs.fi/#!mt=roadmap&z=11&call= ... &tail=3600

DATV power 2 watts (raspberry+LimeSDR) antenna Cloverleaf right circular polaristaion.


Fréquency : 2350.000 MHz
Mode : DVBS-2 QPSK
Codec H264
PID Vidéo : 256
PID Audio : 257
SR : 1000 ks/s
FEC : 2/3 ou 3/4 (to be decide)
Format : 16/9
Définition : 1280x720 Points
No d'audio.

73 Evariste F5OEO

Original message from
_____________________
Christophe / F4CQA
GPS : 47.011N / 2.354E
JN17EA
http://f4cqa.free.fr

Re: High Altitude Baloon with DATV

Posted: Sun Jul 21, 2019 4:51 pm
by G7JTT
Thanks for the info Evariste will need to try and get some gear together ASAP 👍

All best John G7JTT

Re: High Altitude Baloon with DATV

Posted: Mon Jul 22, 2019 11:39 am
by Phil M0DNY
Predicted Flight Paths (assuming 5m/s ascent, 32km burst, 5m/s descent):

23rd: http://predict.habhub.org/#!/uuid=51a94 ... f9ba9e64c1

24th: http://predict.habhub.org/#!/uuid=01f67 ... 46cc31bfbd

Very little wind, looks like a great day for it, good luck!

Re: High Altitude Baloon with DATV

Posted: Tue Jul 23, 2019 6:32 am
by f5oeo
A streaming of the event is available at https://www.youtube.com/watch?v=sPvHUBGsxK0