"Thank you guys for supporting me. Special thanks to Jim Cioffi, the props and motors were spinning in right direction, but the props were upside down.
This video describes the quadcopter behavior when moving up the throttle:Quadcopter specs:APM 2.6 + Ublox GPSMotors: NTM Prop Drive Series 28-26A 1200kv / 286wESCs: Hobby King 30A ESC 3A UBECProp.: 8.0x4.5 inchesBatt.: Zippy 4S 4500mAhI am not using…