11
The main image in post was decoded with WXtoIMG as both noaa-apt and SatDump fail to synchronize it correctly.
Unprocessed image from noaa-apt:
Compatibility image link
Waterfall:
Compatibility image link
There you can see some breaks, the noticeable horizontal lines.
Which sounds like so (note: the waterfall shown above isn't from the same time as audio):
Compatibility audio link
And the bonus, DSB images:
Compatibility image link
Channels 1-20 are left-to-right then bottom.
And also AVHRR scan motor current as of today:
Compatibility image link
Oh, I didn't check if the compatibility link is any different, I assumed it was the same.
Of course you cannot embed an external site in a comment but the raw file does seem to work, in browsers at least.