When I get some time I want to provide some detailed information on my AT Mega based quad.

Some basic specs are as follows:

Sparkfun APM
DIYDrones IMU
DIYDrones MediaTek GPS
DIYDrones Magnetometer
RCTimer 2830-14 750kv motors
RCTimer 20 amp ESCs
APS 10 x 4.7 SF Props
FRSky 8 channel telemetry TX module and receiver
ArduCopter center pieces and motor mount G10 parts cut my Matt
1/2" x 1/2" wood arms (Home Depot)