F550 Wont Take Off, Much! NEW BUILD

Hello Im having a problem with my throttle settings or something I think. I can lift off about 5ft off the ground for about 3-10 seconds. I have calibrated all my ESC's at once, and separately. It seems to function as it should but not enough power/rpm to the motors. here is a list of my equipment:

H550 Hexacopter frame 9443 carbon fiber self locking props.

DJI 2212 920kv motors 3CCW/3CW (black & red nuts) Simok 30A ESC's

APM 2.6 UBLOX 7M

Cheap Anti-vibration large landing gear

Radiolink AT-10 W/ R10D

Mission Planner Latest

3S 5500mAh 35c Battery

3DR Power module

Cheap Radio Telemetry

Total Weight 2300g and totally balanced frame and props.

I Have checked my THR-MAX in mission planner, its at 1000, MID 500, LOW 130. The motors don't sound like they wrap out very high, like half of what my CX-20 motors sound like at full throttle. My CX-20 weighs in at 1500g and flies like a Porche still. If I had to guess I'd say I ONLY get 50% power at full throttle because it hovers at full throttle, just 3" to 8ft off the ground depending on how fast I put the throttle up to max. It looses altitude really slow and lands in about 10 seconds.

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Replies

  • YAY I figured it out, here I thought it was the complicated stuff, and all I needed was more power like my title stated. LOL I ditched my 3S battery and hooked a 4S BATTERY and whalla. SOLVED. Guess I built it right all along, TWICE. I re soldered everything thinking that was it. Nope. Thanks ME.

  • Im Stuck and have been for weeks now, I wonder if it is in my transmitter AT-10 because calibrating the esc's one at a time they sound a very small fraction faster than when I calibrate all at once, like the calibration is fine. I have used mission planner initial setup and calibrated my transmitter end points multiple times seems ok there too. All other setting I have left at default, and all modes are at stabelize. Everything I have is brand new.

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