Rover Hardware Selection
Hello everyone, I’d like to ask a question: I want to install a flight controller on this vehicle—what other parts do I need to buy? Do I need an ESC? If so, how do I connect the ESC to the motor?...
View Article6000mW Amplified SiK Telemetry Radio 433MHz, which was originally 100mW
6000mW Bi Directional Amplified SiK Telemetry Radio 433MHz, which was originally 100mW 6000mW Bi-Directional Amplified SiK Telemetry Radio 433MHz, which was originally 100mW RF PA’s power supply:...
View ArticleOptical flow + gps usage on copter
Hello, I would like to setup my quad to fly outdoors and use the gps + optical flow for loiter mode. Is there a way I could setup to fuse the optical flow & gps such that: It fuses optical flow...
View ArticleMatek ASPD-AUAV baro problems
The onboard barometer on the Matek ASPD-AUAV is experiencing intermittent faults, fluctuating between accurate altitude readings and erroneous values of -2000m every few seconds. I am using DroneCAN,...
View ArticleUncommanded turn after lift off
After lifting off, the helicopter almost always turns 90° to the right. Why ? Log file 1 post - 1 participant Read full topic
View ArticlePreArm: Gyros inconsistent
Hi, I use a Cube Orange in my 28" quadcopter. It is running Arducopter 4.5.7. After mounting it in the drone it was recalibrated (full accel calibration and level calibration). I don’t use a compass...
View ArticleQuadplane control in vtol mode using lua/python
Hi, I am trying to use the dynamic ship landing lua script to land the quadplane on moving platform. but at 5m/s speed the plane falls behind and dosent land on platform. I want to integrate...
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mismatch between ATC_ACC_Y_MAX documentation and the accompanying graph
Hi everyone, While going through the Copter PID Controller Initial Setup documentation, I noticed what appears to be a mismatch between the values given in the text and the accompanying graph. The...
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Copter speed not increasing in SITL
I want to achieve 50m/s speed in my SITl i am using model X and multirotor i have changed the WP_spd to 50, angle_max to 60, SIM_BATT_VOLTAGE 12.8V but it goes only 18m/s and it only achieving the...
View ArticleDrone took off by itself
I went to test 4.7.1 today to see if the super simple mode was fixed. It did work correctly now with this update. Everything flew perfectly and I landed and upon landing I pulled the throttle all the...
View ArticleEKF3 vertical velocity/position runaway with BARO + no VELZ, while...
Hi, I am investigating a repeatable vertical estimator problem on a 3.5" 6S cinewhoop running ArduCopter 4.7.1. I am sharing three original DataFlash logs showing two different behaviours depending on...
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BDShot telemetry in logs
I’m looking at ESC telemetry in my flight logs. The main, analog power readings make sense. The individual ESC reports confuse me. This is the first time I’ve used DShot ESCs, so I can’t tell is this...
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Poz_horiz_abs Off and ublox protocole
Hello. I got poz_horiz_abs Off flag in EKF Status when GPS_TYPE set to ublox. But when I change GPS_TYPE to NMEA that flag is On. I was waiting hours with 25+ sats hdop 0,5, moved gps away from...
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Coaxial X8 on a rectangular (non-square) layout — motor mix, roll/pitch...
First-time large-multirotor builder, looking for a sanity check before I cut metal. I have the motors and I’d rather find out now that I’ve picked wrong. Not flying yet — still at the design stage,...
View ArticleDueing take off jump issue
Hi everyone, I am facing a strange issue during take off. My craft does not take off smoothly in a single attempt; instead, it jumps up about 0.5 meters on the first try before settling into a stable...
View ArticleQ_A_RAT_RLL_P value out of range
Non-vectored tailsitter, v4.7.0. I ran QWIK TUNE and it came up with Roll P = 0.9964 This is outside of the declared range for Q_A_RAT_RLL_P, which is 0.01 to 0.5. I can post the log of the QWIK TUNE...
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ArduPilot EU Dev Call 2026-09-23
Attendees (unique): 13 UTC0802 github.com/ArduPilot/ardupilot AP_NavEKF3: clear baro temperature drift on arming (#32768) master ← andyp1per:pr-baro-drift-minimum opened 07:40PM - 13 Apr 26 UTC...
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ELRS not triggering RC Failsafe until its too late
I’ve recently had two quads run into an issue where the RC inputs go to a seemingly random flat value. First quad: Log ELRS_Aug18.bin Second quad: ELRS_Sept22.bin In both cases this flat-lining of the...
View ArticleArducopter 4.8 dev and am32
I have a quick question I am running arducopter 4.8 dev with am32 esc protocol. Does ESC Kv affect the tuning or anything if I have 0804 12000 kv motors and Am32 only goes to 10222 kv. 2 posts - 2...
View ArticleGPS/Compass Error followed by Vibration Compensation at Low Speed –...
Hello everyone, I am troubleshooting an issue on a 10-inch FPV quad running ArduCopter 4.6.3 and would appreciate some guidance on the EKF behavior. Hardware Matek H743-Slim V4 Matek M9N-G4-3100 GNSS...
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