Some recent test flights and update for my gimbal quad. I switched from 3s/10x5 props to 4s/9x5 props and now can get jello free video with plenty of power! This setup can get about 10 mins flight time on a 4s 3000mah. Check out below for detailed specs / links.
Diatone Reptile 500 - $24.95
(http://www.buddyrc.com/diatone-reptil...)
MultiWii 328P Flight Controller - $26.30
(https://www.hobbyking.com/hobbyking/s...)
x4 Sunnysky x2212 13 II 980kv motors - $64.12
(http://www.ebay.com/itm/New-SunnySky-...)
x4 30a SimonK ESCs - $31.60
(http://www.ebay.com/itm/Hot-Simonk-30...)
x4 Graupner clones 9x5 carbon fiber - $11.96
(http://www.ebay.com/itm/9050-Carbon-F...)
Boscam 200mw 5.8ghz VTx - $16.13
(http://www.ebay.com/itm/New-TS-351-5-...)
RTF Gimbal - $73.99 (now its $57)
(http://www.ebay.com/itm/RTF-Gopro-Her...)
FrSky D8R-II Plus RX - $26.80
(http://www.alofthobbies.com/frsky-d8r...)
SONY SUPER HAD II CCD Camera 2.8mm Lens - $39.99
(http://www.sierrarc.com/index.php?mai...)
3-Channel FPV Video Switcher - $4.73
(https://www.hobbyking.com/hobbyking/s...)
4s 3000mah lipo - $21.95
(https://www.hobbyking.com/hobbyking/s...)
12v UBEC to power gimbal/ccd cam/VTx - $7.85
(https://www.hobbyking.com/hobbyking/s...)
DIY gimbal mount - free!
Total build cost is about $350 minus the GoPro.
Free use music via youtube audio library.