BetaflightF4 Flight Controller

  BetaflightF4 How to ESC Telemetry, Smart Port Audio, Smart Port Telemetry   Friendly Reminder: Upon receiving your FC, please connect to USB and calibrate before continuing to build and solder to it.   Special Offer: Regular price $35.99. Now $29.99 only for Betaflight F4 flight controller.  Please take the advantage of this offer by using the coupon code BT2999 at checkout. Hurry up and grab one while stock last. Limited Time, Limited Quantity. BetaflightF4 is the follow up design to the very popular BetaflightF3. Following in the same path as Betaflight F3 we have kept a very similar footprint in terms of design with a few added modifications. The F405 has replaced the F303 to allow for lower CPU loads. We have eliminated the 5v/3.3v jumper and added two seperate connection points, one for sbus and one for spektrum users. The jumper still remains for the battery voltage/5v connection for connecting your camera. While wiring the board it is recommended to get power for y