I think it’s pretty much your lrpt_demod.grc with some values tweaked, but I’ll do a proper diff tomorrow.
Is the SatNOGS client architecture any better for post-processing than it was in 2017? I could be tempted to try and re-integrate it but I’d have to figure out how to run dev versions of satnogs-flowgraphs and satnogs-client on my Pi.