Decoding a 7-character ebnaut message on 6470Hz

On 3 June 2017 Stefan DK7FC did an 7 hour ebnaut transmission on 6470Hz with 7 characters. Previously i’ve been able to receive 2-3 character massages sent in a similar amount of time, however 7 characters seemed to be unreceivable. This article shows how the message was decoded, and may be useful to people starting to use linux and/or vlfrx-tools.
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