I love seeing all the stuff you guys play with when you're not messing with cars!
I've been a two-channel JBL guy for over 60-years and I'm currently running a pair of bi-amped 4345 4-ways with 18-inch woofers powered by Crown PS400 and PS200 amps with Soundcraftsman Pro-Control Four pre and Pro-EQ 44 equalizer using an Ashly XR-1001 crossover.
My TV room has a modest VISIO with a simple two-channel setup currently using JBL L5s powered by a JBL/Urei 6260 through a Crown PSL-2 pre-amp.
Old School, I know, but then I started driving and riding BMWs in 1971!
Here's the big JBL: