MS5525DSO Unable to connect to PixHawk 6x
New to ArduPlane, but have been flying for 16+ years and have a mechanical engineering degree. Setting up ArduPlane with a PixHawk 6x and a MS5525DSO airspeed sensor. The sensor is plugged into the...
View ArticleRecommended flight modes on rc
I use futaba and radiomaster boxer and I want to set flight modes on switches, I want to know if it matters which modes be on the switches form safety pov. Loiter, althold, auto, land , RTL … And also...
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VTOL transition throttle drop for very short time
Hi, I would like to know if this behaviour is normal. After taking off vertically, my VTOL start to transition to FBW to reach the first waypoint of a mission. During the transition, there is a very...
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MethodicConfigurator Issue. Motors spin without arming
Hi all Ive been trying to setup a 5" quad with MethodicConfigurator, Ive reached section 6.9 Configure “Mandatory Hardware” Parameters. however when i connect the quads battery the motors start...
View ArticleProblem with Hover trim
Good afternoon, RC helicopter Align T-Rex 450 I installed the Mateksys H743-Mini flight controller with the Arducopter V4.5.7 firmware. The helicopter with the stich in the center does not maintain...
View ArticleVertical CG placement, Rotational Inertia, and tuning of large prop low kV...
I think most people know here that tuning large prop/low kV copters is a nightmare, and it is often impossible to achieve good results. However, there is one idea which occured to me, that is to...
View ArticleError: Compass Variance
Hello, I’ve flown the drone multiple times without issues. However, during my last autonomous flight, I encountered a problem. After switching to RTL mode, the drone was descending normally, but just...
View ArticleGetting no fix due to four tf luna sensors
Hey, I have connected three tfluna with the help of i2c splitter and it is connected to i2c port of holybro 6c mini. So, issue i am getting that hdop is 100 and satellite is 0 which means no fix. and...
View ArticleAdapting the coaxial copter mode to a contrarotating dual fan setup
I’m designing a drone that uses two contra rotating (rim driven but that’s probably irrelevant) fans in a single duct; with (current planned) 3 ‘flaps’, arranged 120° around the exit of the duct, that...
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Feedback requested - are my basics good? Is my filtering setup right?
Hello, I recently walked through the Methododic Configurator to setup a 3.5" quadcopter. I did not follow it using the tool, rather followed through the documentation and did everything in Mission...
View ArticleRadio Calibration Issue
Hello, I am having an issue with the radio calibration setup step. I am using a 3DXR quad zero kit, which contains a GEPRC Nano ELRS receiver. I am using a Radiomaster TX12 as the transmitter with the...
View ArticleTF-Luna added to a small hexacopter
I have read endless hours on this subject but I havent seen anything recent… The TF-Luna lidar unit, seems like it may be a bit on the buggy side? I have a few laying around and figured that I might...
View ArticleSik radio only transmit on UART if start mission planner first
Hello everyone, i hope you can help me. Using APM 2.6 and a SIK 433 radio which has a mini USB port and UART, I have the following problem: For the UART port to start receiving telemetry data, I first...
View ArticleMatek F405miniTE "Chan 3 to 9, PWM: failed, no DMA" issue
I have a Matek F405miniTE I flashed bdshot firmware Arducopter 4.5.7 and got this error: Chan 3 to 9, PWM: failed, no DMA I tried to power board from the battery or only USB and the result same On...
View ArticleRequest for Guidance on UAV Competition – Disaster Management & Precision...
Dear Community, We are excited to share that the Government of India has launched a national-level UAV competition, inviting enthusiasts to develop drone-based solutions for two critical problem...
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QNH source in MP
I was wondering what is the source of QNH for MP? Is that something measured by flight controller somehow? I have really strange readings. Highest I have seen so far was about 4000, but today… damn…...
View ArticleDual heli elevator gyro direction
Hi, I have a dual longitudinal heli using 120 swash that is setup perfect, except the differential swash movement for elevator control operates in the wrong direction for stabilisation. Every other...
View ArticleFENCE_RADIUS - how used?
I can’t seem to figure out what this command does. My only use case (for Rover) would use if the minimum was much lower, say 2 meters. Can someone help me understand the application? FENCE_RADIUS:...
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Surface Tracking not Working on Loiter Mode
Hello Guys . I Just Had A Flight and I Use “GPS” As primary EK3 SRC Z but i used range finder and surface Tracking for better experience and maintaining altitude from surface in flight , in this...
View ArticleMultiple TF-Luna lidar sensors over i2c question
I have a TF-Luna lidar working over i2c (RNGFND1_ADDR=16 (I2c_slave_addr 0x10 default)) on my copter and I want to put 2 more TF-Lunas. Question: Do I have to write first new I2c_slave_addresses into...
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