Getting an FCC License to Fly FPV

Getting an FCC License to Fly FPV

One thing most multirotor pilots interested in flying with FPV technology don’t realize is that one of the prerequisites to flying FPV is getting an amateur radio licence from the Federal Communications Commission (FCC). Don’t let this dampen your...
Adding LED Lights to Your Multirotor

Adding LED Lights to Your Multirotor

Almost everything looks more futuristic with multicolored LEDs attached to it. This is certainly true of multirotor aircraft. But putting LEDs on your multirotor will not only make it look really cool, but also it will serve a practical purpose. When flying,...
Assembling the Rotor Bits Servo Mount

Assembling the Rotor Bits Servo Mount

If you have read The Physics of Quadcopter Flight, you know that one of the interesting issues with multirotor design and control is a phenomenon called induced yaw. Basically, when you have a bunch of propellers spinning while the multirotor is airborne, the friction...
KK2.1 Flight Controller Firmware Update Tutorial

KK2.1 Flight Controller Firmware Update Tutorial

Introduction When you place an order for a KK2.1 flight control board somebody goes into a HobbyKing warehouse somewhere, finds a KK2.1 on a shelf, puts it in a box, and sends it to you. The problem is, like most electronic devices, the software installed on the KK2.1...
An SK450 Dead Cat Quadcopter to Call Your Own

An SK450 Dead Cat Quadcopter to Call Your Own

My First Quadcopter:  A SK450 Dead Cat Ask just about any quadcopter pilot why they became interested in quadcopters and you will almost certainly hear how they were fascinated by the grace with which quadcopters fly, or the beauty in their mechanical simplicity, or...