GALAPAGOS transmits in AFSK AX.25 @ 1143 bd.
On Windows it can be demodulated with UZ7HO’s SoundModem v1.14.
The difference from 1143 bd to 1200 bd is 57 bd and 57/1143 ≈ 0.05. Therefore, an increase of 5% or 50000 ppm is required to trick the SoundModem into decoding it as AFSK AX.25 1200 bd.
