These use modulation shaping and internal downsampling to replicate three different 'eras': 1970s gives a grungy, lo-fi texture, 1980s steps the quality up somewhat but still sounds pretty gritty, and Now gives you today's squeaky clean sound - see Vintage king for more. Where VintageVerb really departs from ValhallaDSP's flagship ValhallaRoom reverb is in its three Color modes.
'Color modes use modulation shaping and internal downsampling to replicate three different 'eras''