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  1. matwelli

    Hi everyone

    copter control - a new system from Open Pilot (i think i hinted to you in a PM it was comming :) watch this space - release date soon ! it will blow your socks off
  2. matwelli

    Hi everyone

    http://www.youtube.com/watch?v=872JdVCm15E
  3. matwelli

    Hi everyone

    WooHoo - flew my first flight on Copter Control this morning ! using default settings !
  4. matwelli

    Motor testing and rewinding info

    Try a 9 turn star then, either with thicker wire (you want to get as much copper in as you can) or two thinner strands. 9 turn star will get you down in the mid 700's i wouldnt go much slower, the Lotus T580 at 600 kv is a bad compromise, super efficient but hard to control in a breeze
  5. matwelli

    Hi everyone

    +1 to that (op section) welcome edouard :) @bart - i voulenteer to mod the OP section if it gets created
  6. matwelli

    Motor for 1.5 kgs Quad

    cool motors, but weigh 105 grams for 1400 gram thrust, and on 4S the flycams at 50 grams do 1300 grams thrust.
  7. matwelli

    Motor for 1.5 kgs Quad

    Flycam 925's http://www.kkmulticopter.kr/index.html?modea=vieweng&mc_selected=MultiCopter&sc_selected=Motor&sn=flycam_925&id_no=45 800 gram thrust 10 by 4.5 prop on 3S 1300 gram thrust on 4S http://multirotor.wordpress.com/2011/03/08/mat-earnt-its-supper-tonite-added-an/ work out what...
  8. matwelli

    Droidworx Frame Giveaway contest

    Nope - an AD4 but if you win you may be able to talk droidworx into an upgrade :)
  9. matwelli

    Motor testing and rewinding info

    Dont know that motor intimately...... its 1050 kv, 20 turn ? 14 mag 12 stator, needs to be wound DLRK To get the kv lower will need more winds , = lower power handling tell me is it wound star or delta ? if its delta, swapping to star will drop the kv to about 600 adding two more turns (over...
  10. matwelli

    Motor testing and rewinding info

    I have also heard of acetone working in some instances, make sure you remove the bearings, or at least remember to re-lube em afterwards I have had one motor like that, managed to use a small file and remove it, a real pain
  11. matwelli

    Motor testing and rewinding info

    those motors are using twin strand 26 gauge newbie wire (because i had a bunch from some GBx kits) , and its the best for a first timer as the insulation is tough. Stripping the ends is the painfull part, takes up time and patience, its done using a knife blade and just scrape it off...
  12. matwelli

    Motor testing and rewinding info

    Winding motors is fun, i get a kick out of it. Even cheap motors can be made better (you can do a better job than some one who does it 8 hrs a day on minimum wage) If you need any advice, hit me up, i have wound a few, from 800 kv to 3500 kv, from $10 turnigys to $65 microdans (the best value...
  13. matwelli

    Human Powered Quad getting ready for test flight

    will be amazing to see if it actually flies total weight 210 lbs, about 100kg. If a healthy human can produce about 300-400 watts of energy, in a multicopter that can lift 2-3 kg's , will be very interesting to see how they get 50 times that amount of lift Good luck to them, hope it works !
  14. matwelli

    Droidworx Frame Giveaway contest

    (mat kicks a stone with his shoe, mutters "darn" under his breath and shuffles off) No worries :)
  15. matwelli

    Droidworx Frame Giveaway contest

    to make it worse, 84 posts represents maybe 70 peeps, a few of us has posted a few times in banter :(
  16. matwelli

    X8 build

    The HF has an input from an aux channel on the transmitter, this controls the desired tilt angle, the HF then compensates for the tilt of the multicopter. ( i actually went away and read the HF manual to find that out for ya :) ) Big problem is it only works on a fixed direction camera, if you...
  17. matwelli

    X8 build

    good stuff, interesting on the prop combination that works the best, will have to experiment, my motors turned up on friday, so its almost all systems go ! Happy to hear the avertical mount works well, mine shipped on friday :)
  18. matwelli

    Understanding PID's

    @crash - depends on what "mode" you are flying. In acrobatic, the transmitter sticks are essentially telling the Flight Controller what the desired speed of rotation is, and the gyros are measuring the actual speed of rotation, so the P or gain factor holds true in this case. In other...
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