mono only analog sound

Hi, I'm new here, and new to using OBS. I Installed it because I like to digitize Laserdiscs, so their content can be preserved and enjoyed on the Web. I'm using a late 2013 iMac, running MacOS Mojave. My USB capture card is a Diamond VC500SE. I'm using OBS Studio version 27.2.4. I had been...

I've come to offer some practical advice. If I understand it right there's no way you could add analog audio except mono analog audio. The reason why I add analog audio is because I mix my surround sound through a Turtle Beach surround sound decoder to get headphones around so that when you...