I don’t know w if you’re in NL or not and if so, where.
But e.g. ProAVS in Weesp or the DCC museum might be able to help.
Since you’re a patreon, shooting DrDCC a mail might be an option.
However, the DCC museum is in de US and that implies international shipping.
ProAVS is known on the MFB-freaks forum: mfbreparatie.nl
Last but not least there is a guy called ‘Alex’ on marktplaats.nl who deals in R-DAT and S-DAT.
He also does repairs. Maybe contact him?
And: no, I’m not affiliated to any of them, but I refer to them if what I see is above my