Had a chance to try the mics this weekend with a friend who sings and plays a Martin OM (28)?
For guitar we tried the ACM2, 3, 310 & 6802T, also AKG C414, AT4033 & Blue Baby Bottle. Preamp was Avalon M5.
ACM2 was way too dark, borderline useless.
ACM3 was better than the ACM2 but also too...