It’s surprisingly easy to upmix and create a totally pro surround mix from you regular stereo track, but only if you know the steps. In the WAVES Audio documentation, there was no instructions for Cockos Reaper or Adobe Premiere Pro. So I asked a WAVES rep to create the guide for me, and here is what I got, along with some of my own notes. I am sure this will help someone, and with the world of WebXR looming, and more and more 3D audio applications becoming available, this is your change to get into the mix! In Reaper: Make sure your Master track has 6 outputs (for a 5.1 setup), by clicking on Route, then changing Track Channels to 6 and adding the appropriate hardware outputs: Create a new track and add your stereo audio file to it In the audio track’s Route window, set Track Channels to 6, and make sure “Master send” is selected: Insert UM 226 on the audio track – it will now be upmixed to 5.1 and routed to your master track Note that all the surround waves plugin can take all the standard channel orders SMPTE, ITU, Film, ext’. As long as the…