/vr/ - Retro Games

>>1535629
I've had an ad up in several categories asking for any trinitrons for at least six months now with no luck.
Anyways, here's the back of one of the 27". What's the best way for me to check the geometry? I was gonna take a genesis with me to test them out. But if there's like a dvd or something I could use that'd be cool too (or sega cd).