My humble set up:

Living room
TV Model : Panasonic 50GT50
Amplifier : Topping TP-21 (Tripath 2021 Class T)
Front Speaker : Pioneer SP-BS22-LR
Center Speaker : N/A
Surround Speaker : N/A
Subwoofer : N/A
Player : Sony Playstation 3 (stream via Aztech homeplug from home media server)

Home theater room
Projector Model : BenQ W1070 + 3x Sainsonic 3d glasses
Screen : been using matte white wall for past 7 years (currently ~140" projection from ceiling mount)
Amplifier : Pioneer VSX-323K
Front Speaker : Pioneer SP-FS52-LR
Center Speaker : Pioneer SP-C22
Surround Speaker : Pioneer SP-BS22-LR (wall mounted)
Subwoofer : S-MS3SW
Player : HTPC (stream via Aztech homeplug from home media server)

Media server set up:
Connected via homeplugs (Aztech HL125G + multiple HL115EP)
Size : Currently 8.0TB RAIDZ (planned upgrade to 15.0TB)