Carver THX Premier AV705x. Its a couple years old but I pretty much STOLE it.
Marantz SR5003
My speakers are interesting to say the least. I'm using a pair of Avante Guarde Acoustic DUO Dual 6" powered subs (Buddy upgraded to the 10's). I don't own them, but they're mine
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For the mids and highs, I'm using the mid and tweeter horn sections from a pair of Klipsch LaScalas. Its a pretty unusual combo, but crossed over correctly is pretty incredible. If I can put together enough cash to purchase the subs, I'll get the 2496.
I'm headed to Grapevine Texas tomorrow and when I get back and have a chance to actually set this stuff up without it looking like garbage, I'll shoot some photos. Fair warning, its a bit bizarre.