Comment by drmpeg

I was tangentially involved in the Nexo II launch. Alexandru Csete (author of Gqrx) used my GNU Radio DVB-S2 transmitter code to send live HD video from the rocket.

https://www.youtube.com/watch?v=uwSYv8eVQqQ

https://www.youtube.com/watch?v=WYF8Am-lt20

https://www.youtube.com/watch?v=uqwJu6cSBW4