Seeking a Beethoven period cycle

Hello all, I have a conventional Beethoven 'set' (actually individual discs from Bohm, Karajan, Walter and Wand), but I would love to acquire a cycle performed on period instruments (and/or a chamber orchestra - not sure where the overlaps are here - sorry, newbie). Specifically, I would love to hear a really clear, defined sound, to hear elements - e.g. woodwinds - that may get a bit lost in the bigger sound of big-band recordings. As one reviewer (I think this was a TalkClassical chart, [...]