Thread: fill the gap
More sound sources:
Piston Honda MKIII
4ms STS
Morphagene
Plaits
also really nice: Erica Sample Drum (not just for drums!)
I'd ditch that clunky A-143-3 and look into a XAOC Zadar + Batumi combo
You can also ditch the multiples as you can get in line splitters that'll work just fine. If you're sequencing externally, I also don't see a pressing need for a quantizer, especially since you're not using Random sources.
So, it could look something like this: