Guest
Well I wondered about that vibration sound! That was my prop coming loose on my E-flite Apprentice STS! And sure enough I was going to take off in with my E-Flite Apprentice STS and lost my prop. Make sure your set screw is secure and you won't have to say I lost my prop! Great plane however! If your interested in one then PLEASE use my link: Link to video with DEMO of the three levels of flight: Plane specs: Airfoil Shape: Flat bottom Approximate Assembly Time: Less than 1 Hour Approximate Flight Time: 5 minutes CG (Center of Gravity): “ (79mm) from leading edge of wing measured at the fuselage Flying Weight: 49oz (1390g) Landing Gear: Prebent wire, tricycle configuration Length: 42.5“ (1080mm) Speed Control: Smart 30A Brushless (installed) Motor Size: 840kV Recommended Motor Battery: 3S 3200mAh LiP
