Man, I could not be happier ! If anyone out there has consolidated the schematics, mods, upgrades or any other related info, I sure would appreciate it. As far as I can tell, MAD no longer makes the 6A.
Thanks,
JP
Marantz 7, reworked
Manley 2500 Monos (for panels)
Marantz 510 (for LF drivers)
Martin Loqan Sequel IIs
Homebrew TT / SME arm