Originally Posted by CMB Integrations - Bruce
Processors such as the Trinnov offer very good upmix features for two channel sources.
A UK Meridian/Trinnov/Storm|Audio dealership informs me that Auro 3D or DTS-X on both AVP’s delivers an excellent/totally convincing upmixing of 2 channel/stereo music into surround.

Not an Actor, nor married to Jamie-Lee Curtis.

#1: DSP5200SE|DSW.2|218|210|506.2|504
#2: Prime/PSU|SOtM sMS-200 Mini NEO SE|Focal Stellia
#3: Other stuff