Flashing er9x on a Turnigy 9x transmitter

The Turnigy 9x transmitter (here the Mode2 version on the Hobbyking’s website) is for sure one of the most chosen radio by who start playing with multicopters (and not only with them…). One of the most reported flaws is its software, that doesn’t offer “advanced” features as some more expensive transmitters and that sometimes it’s also difficult to use. For this reason some…

4ld: Turnigy 9x transmitter pack

In my previous post, I described the Turnigy 9x radio I chose for my quadricopter. The transmitter requires 8 AA batteries… looking for a more convenient solution to power it, I found on HobbyKing a suitable battery pack: This battery pack is built using LiFe or LiFePo4 (litium-ferrophosphate) cells. Those cells have a nominal value of 3.3V, different from the…