Hello,
I notice a strange behaviour on my new H frame build. I reused the same APM2.5, version 2.9.1b that I had on my previous quad which worked perfectly.
Normally (that's what I read on the wiki and this how my previous quad behaved) when you progra
Read more…has anyone here used the px4 board with futaba sbus system yet? would love to hear from anyone as im stuck scratching my head.
regards
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Round tubes offer the following pros:
Newbie here.
Just purchased a ready-to-fly 3DR Hexa-C and installed drivers, downloaded and installed MissionPlanner-1.2.48 software. Followed instructions to uploaded 2.9.1b firmware first before even thinking of selecting Connect button.
Oh ya, I
Read more…Hello all, sorry, i need your help.
Channel 4 output is a lot of lower than others ,
Input are ok...
Can you help me to correct this? please see attached files...
Regards
Cristian
Read more…Hello, all , im working with APM 2.5, in X configuration, when i arm the APM, one motor (motor 4) spin slow than others 3.
When i calibrate the ESC's in automatic mode, all spin with same speed and work fine, but when
i arm the APM and test, motor 4
Hello,
i bought the ardumega 2.5 + and the ublox gps together from 3drobotics.
The GPS will not lock onto any satellites. I am powering both right now over USB from my laptop. I am outdoors in a clear sky. I ran the CLI gps test. it says the ublox is O
Read more…Just an annoying problem with the motors pulsing in Altitude Hold.I don't seem to be able to tune it out entirely. I've disabled the Sonar. The Quad holds altitude quite well but the pulsing upsets the stability a little.Also I'm using 12x8" APC prop
Read more…Hello,
Is an H frame supported by APM/arducopter?
(there seem to be only X or + config, what applies to an H frame quad ?)
I've been jumping through some hoops to get things powered on my multi-rotor rigs lately and it occurred to me that a slightly more advanced version of the 3DR Power Module could solve it really neatly.
My suggestions for 2.0 is in addition to the pow
Read more…MHello,
I'd like to share my experience and experiments with the use of the sonar on my quad.
The config is the following:
-Quad 3DR base frame rev C
-880Kv motors, 11 x 4,7 props
-4S 4500 ma battery
-Sonar MB1260 XL-MaxSonar-EZL0 (bought in the 3DR kit)
H
Read more…I set the channel 7 config in MP to turn the sonar on and off. When I test the sonar from the command line test it shows the distance no matter how the channel 7 switch is set. How can I be sure that the sonar is being turned on or off in flight. I'm
Read more…Hello all again..
I need to replace ESCs for my P4 quadcopter but i dont have any info about my motor;
only say: Motors: 4pcs (1.5kg force/pc)
Anybody know how many AMP needs this motor? (Attached)
Regards
Cristian
Read more…Hello All, i need to replace my board and ESCs for my Quadcopter.
Currently i have the boards like in attached picture but i cant do this work, motors doesnt move with
APM or without this (radio only) .
My radio TX and RX are working fine and are this
Read more…Hello,
I did a trial/error PID tuning this last week-end for the following:
-Quadcopter (modified 3DR frame rev C base)
-APM2.5, 880Kv motors, 11x4.7 props
-4S 4500mah lipo
-Total weight (battery included) : 2,1 Kg (or about 4 pounds)
I did step by step m
Read more…so, at the very beginning of any flight with my 3DR quad, roll/pitch both work as expected. After about 30 seconds of flight, if I push the roll stick the quad behaves as if I am pushing the stick diagonally i.e. if I roll right, the right arm close
Read more…Hello, i received my APM 2.5 kit few days ago.
i connected all, and all is working fine on screen, but motors doesnt move
I tried with "motors test" in CLI (Terminal) and in ESC calibration; motors doesnt move.
TX and RX radio work fine and i can see th
Read more…Hi,
I flew manually in stabilise and collected this log, drawing PITCH vs PITCH IN (and THrottle):
Is it normal that the two curves picth and pitch IN look so different ? Or do I have something wrong ?
Randy , what do u think of such a graph ?
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Hi!
I pretend to use the arducopter in a work for college.
I want to implement the control algorithm, but i don't want to implement the Kalman Filter.
Do someone know where is the Kalman Filter implemented, so I could just use inertial estimation in my
Read more…I have a TREX450 with a Spectrum DX7 transmitter and Spectrum AR7000 receiver.
Servo's are digital are Robbe FS61BB, and Align GP780 gyro.As a traditional heli without APM it flies fine with smooth servo movements and stable tail.
The APM have been se
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