HI, all
i want to change the air speed ratio for an airplane that have a cruise vel of 21 m/s but i have no idea how to do it .
There is a formula to calculate this value ?
Ciao
Alex
Read more…
Ok I think I found out why I crashed 3 days ago. It alsmost happened today again. I was flying in simple at alt-hold and all was fine. Then after 3-5 minutes all of the sudden the copter start to react verry strangely to my inputs and was no longer c
Read more…I successfully setup my arduplane (APM 1280) with s/w version 2.24. Everything checked out with the ground tests. Yesterday, when I tried to update to v 2.26 something went wrong. The symptoms are as follows.
The rx/servos are powered by a 5v batte
Just wondering why very few people are using a twin-engine design for a drone airplane? Seems to me that it would be nice to have some redundancy to be able to RTL if a motor goes out. Don't you risk losing the aircraft if your only motor dies and
Read more…I finished building my first quadcopter this week (3DR quad kit) and am very happy with the results. A colleague of mine who flies RC helicopters and multicopters part time for movie studios checked it out and said that it felt underpowered. Even bas
Read more…My new APM was working ok, then i soldered on the magnotrometer and since then nothing is working. No led's not detection by the computer or software. Any idea what has happened and how to fix it? I tried reset, but still nothing. I even took of the
Read more…Hi All,
Could someone tell me how to clear all waypoints set in arducopter?
I really appreciate for any information.
Thanks,
Duy
P.s: it seems to be that there is some issue in set waypoints in planner 1.0.97 it generates many wrong waypoints after writin
Read more…Hi,
Do you think there will be quadcotor kits available in early december 2011?
I've beeen following the not available, 30 in stock but esc not in" messages on the add to cart for awhile and now I've calculated that there might only be 7 full kits when
Read more…Im torn between these 3 radios:
1. JR DSX9 MK2
2. SPEKTRUM DX8
3. FUTABA T8FG
Im running going to be running an octocopter with a slr camera.
I really like the telemetry on the Spektrum, but I read alot of good about the JR.
Need Help!!!
Thanks :
Read more…Hi!
I finally build my Arducopter and loadet 2.0.50 firmware. All seems to work fine, exept one thing:
The magnetometer is showing a wrong direction. I set the magnetic declination in the setup.
Is there a way to calibrate the compass or is it done au
Read more…Hello, I have a problem. com my APM.
Visualizing the flight data. in APM.Planner I realize that. my IMU is reversed. sideways. I mean that when the GPS connector. is toward the nose of the plane. turn on the monitor. to the contrary.
Read more…
I am using the following telemetry kit.
http://store.diydrones.com/Xbee_Telemetry_kit_p/kt-telemetry-xbee.htm
I have the right ftdi drivers installed on my laptop. For some strange reason, when i plug the usb adapter into my laptop(running windows 7),
Read more…According to the below image (+ config)
Motor 1 (top) goes to output 1
Motor 2 goes to output 3
Motor 3 goes to output 11 (imu pad)
Motor 4 goes to output 4
Motor 5 goes to output 2
Motor 6 goes to output 8
Motor 7 goes to output 10 (imu pad)
Motor 8 goes to
Read more…Hi folks,
just a little message for tell you that i ve relased an android application about fpv inculding this forum.
i was tired to not see any app for fpv addicted people, so now at least there is one.
Look for MyFpv or fpv in android market, soon ava
Read more…Please I need some advice anyone!
Im putting together an octocopter. Im going to be using the Turnigy G-10 810kv motors.
According to the attached co
Read more…Hi,
still there and i'm sorry for that but i'm really newbie... My quad rotor won't found so that i made a new one. I use the same receiver and transmitter to control it and same batteries but all the other parts are new, esc, motor, frame, power boar
Read more…After several weeks of flying with no crashes, today after 3 minutes of flying my quad at about 70 meters out lost power completely (needless to say what happened after falling 20+ meters). Upon approaching the downed quad I noticed at least one mo
Read more…My GPS connector on APMega just broke. Where can i buy a replacement? (It's the 6 pin make header on the APMega board)?
Thanks
Srinath
Read more…Hi,
I am using a bluetooth module on my quad to communicate with the GCS Android app. Works great.
Is it possible to access the CLI via a bluetooth serial terminal Android app? I have tried BTterm. I am able to connect however I do not received any
Read more…hi to all,
After several succesfull flights with my Arduplane (v2.26) i have problem.
when i plug my 3s lipo to esc, only a red led(PWR) lights up on ATMEGA 2560 board. When i plug the usb everything works great (except servo movement) and i can play
Read more…
