magic smoke

Hey everybody, Finally gotten a chance to get back to flying, been a busy spring and summer. I built the FT Cub and had some issues with the ESC. So I changed it out to an eMAX BLHeli 30A LiPo 2s - 4s ESC. The issues I had with my ESC went away when I changed it...or at least for a while...

I plugged in the battery and something smoked don't know what. what I know so far: one of the 5v regulators which the fc is connected to is broken i think since it only output 1.04v the receiver is smoked aswell couldn't bind it to the radio and range is poor(like 40cm) the fc is getting...

Hi, I just received my new FS-IA6 Reciever. The instructions were in mandarin so I tossed them - any way because I could not read as well as my eastern siblings I could not know the wiring diagram ( long story short I put - on + and vice versa.) *poof* the terminals were not happy about it -...

I recently released the magic smoke out of my board. i have isolated the problem to r4 on the board. if some one could tel me the value of r4 or use a multimeter to get the resistance that would be awesome.