Hi Bernd, thanks for the info. I can see three FSK balloons (IDA, DL1XH, DH3SUP). It's the curse of abundance 
What are the frequencies of them?
PS: Ok, as the guys said above, it should be 434660. I'm receiving IDA-4FSK with an elevation of -0.5 deg (401km). But only this one ballon.
What are the frequencies of them?
PS: Ok, as the guys said above, it should be 434660. I'm receiving IDA-4FSK with an elevation of -0.5 deg (401km). But only this one ballon.
Karol SQ5KVS