NOAA Data Decoding

Hello everybody, I have started a client.
How can I decode the pictures? - as with this station? (Automatically uploaded to the portal)
Section Data:

Thank you

Regarding Observation 113400

It decodes by itself, but you need a certain signal to noise ratio and, in your case, be more accurate on the frequency. The signal needs to be centered around 0 Hz. I think there is a guide in the wiki about how to adjust the PPM.

or here on the forum: