Links

Usefull sites and links about building and flying Quadcopters

Before you build up your copter enter spec here and see if it is realistic!

http://ecalc.ch/

A side about “kwads” from our friend with cool fyling videos:

http://kwads.at/

Links i need everytime setuping a frsky receiver with fport:

https://github.com/betaflight/betaflight/wiki/The-FrSky-FPort-Protocol

Uninverted SBUS and Smart Port on Frsky Receivers

Flash Frsky Receiver Firmware – R-XSR, XSR, X4R, XM+, D4R