The TV is a 2016 LG OLED 65" E6. At least I think it's the E6 (I've slept since), flat screen, picture on glass, 3D, built in sound bar.
So I got the preamp installed, hooked up and got an additional 6 channels to come in! That is 17 total now out of 22 I was hopeful for and all at only 15'...