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  1. GGoodrum

    Looking to hear what people are setting there battery threshold for a 11.1 LIPO

    Those numbers sound pretty close to what I'm using, but I have yet to run a pack down all the way just yet. On my X8, which runs on 4s, I have the "yellow"/1st level warning set to 14.50V "No Load" and the "Loss" set to .20V, so a final number of 14.3V, or 3.55V per cell. The red/2nd level alert...
  2. GGoodrum

    WMK Cinestar 6 & 8 builds

    Thanks, I will do that. :)
  3. GGoodrum

    WMK Cinestar 6 & 8 builds

    Interesting. I'm afraid, though, that the ESC is going to be the limiting factor, for now. It is a lot harder to get somebody to redesign an ESC in the 40-60A range to run at a higher voltage. It took three years of pestering CC before they finally did the 50V HV series. :) It's too bad that the...
  4. GGoodrum

    WMK Cinestar 6 & 8 builds

    Yes, we are definitely getting closer. :) Thanks for the link. The 2826 is a bit big, but the 10-turn model looks pretty good. What would be great, though, is if they had a 2814 in an 8-turn variant. -- Gary
  5. GGoodrum

    WMK Cinestar 6 & 8 builds

    I'm thinking that if I can find suitable ESCs and motors with a bit lower kV, I'd like to try an 8s setup on a CS6. If you double the voltage the current is halved, for the same number of watts. Less current is always a good thing, in my opinion. For one thing, heat losses go up as a square...
  6. GGoodrum

    CineStar 6 WKM build

    Ah, okay. Makes sense now. :) <off to the new thread...>
  7. GGoodrum

    CineStar 6 WKM build

    Huh? :apathy: The whole point of my post is to not run a "normal" lower voltage 4s setup, but instead use 6s or even 8s. -- Gary
  8. GGoodrum

    CineStar 6 WKM build

    Regarding motors, are there any versions in this size with lower kVs, like down around 450-500? I'm thinking that it would make more sense to run these at higher voltages, like at least 6s, but maybe even 8s. Years ago, when the first electric helis were appearing, they used NiCd pacs, which...
  9. GGoodrum

    New ServoBlocks-based GoPro mount...

    Sorry, Ed, I missed this. Anyway, I just finished a minor "redo", which is simpler, and geometrically more accurate. The first version worked fine, as long as the camera wasn't pointed down. When that happens, the roll axis becomes more of an arc. To correct this, the tilt axis should also be...
  10. GGoodrum

    CineStar 6 WKM build

    Yes, it is funny we keep ending up back at the same place. :) You never left, though, but wow, have you been busy! :tennis: It figures that you'd be involved with the "best-of-the-best" in MR frames and gimbals. CARVEC, that was it. :) I was truly amazed at what these setups could do, but...
  11. GGoodrum

    Falling out of the sky problem...

    I finally got in a decent test flight today, and got some video, etc. I'll post that in my other ServoBlocks mount thread, when the video is ready. Anyway, I'm happy to report that my power problems are gone. :tennis: The new harness definitely solved the problem, and I was able to go for...
  12. GGoodrum

    CineStar 6 WKM build

    Hey Tabb -- It's been awhile. :) The performance of your first GPS-based setup, "back-in-the-day", has been the benchmark that I've aimed for, performance-wise, for some time now. loved the panos you used to do. :) Anyway, I couldn't get there, with helicopters, without spending $10k+ for that...
  13. GGoodrum

    CineStar 6 WKM build

    Nice bike... :) Man, the CS6 is huge. I didn't realize they were that big. It will definitely be interesting to see if you have any issues with the WK-M handling a setup this big, as some others have reported. I'm guessing you will get it dialed in, but maybe you'll have to start playing with...
  14. GGoodrum

    New ServoBlocks-based GoPro mount...

    After deciding that my mkTR Pro setup was just a bit heavy for my 600-size X8, I decided to try an optimize the performance of a new mount for my GoPro2. Based on my previous testing, I knew that if I could get the angular ratio between the servo and the camera as close to 1:1 as possible, for...
  15. GGoodrum

    Falling out of the sky problem...

    Cheans... That's rich. :highly_amused: Below is the new replacement harness I just finished. It has the Y-adapter, for the packs, on one end, with "real" Deans and 12-gauge wires terminating in a set of 5.5mm gold Hyperion bullet plugs. The PWM portion has the XT-60 connector, that goes to the...
  16. GGoodrum

    WKM and MK head to head part 2

    I did finally get my mkTR Pro mount dialed in pretty well, but because of my "staying-in-the-air" problem, I didn't get too much time to test the mount performance. What I learned, however, is this is just too much weight for this X8 setup, because my poor little Hyperions are having to work too...
  17. GGoodrum

    Falling out of the sky problem...

    I'm in the middle of doing a replacement for the DJI "faux" cable, and I'm also going to reset my throttle failsafe to 50%. I think this will do the trick, in terms of at least keeping in the air a bit longer. :) I need to put this one on a diet, though, so that the motors don't have to work as...
  18. GGoodrum

    Falling out of the sky problem...

    I think I've found the problem. There is a slight mismatch in the blades of the Deans plug that goes between the short WK-M power module cable, and my Y-adapter that goes connects to the two packs. I believe the reason it got hot is because of the high amount of resistance that is the result of...
  19. GGoodrum

    Falling out of the sky problem...

    Yes, mine is cutting out when only 20% of the pack is being used as well. I did not set the throttle to 50% on failsafe. I guess I'm not sure how this is suppose to work. The receiver I don't think lost power, or maybe it did? In any case, regardless of how the failsafe function is supposed to...
  20. GGoodrum

    Falling out of the sky problem...

    For the second straight time, my WK-M - based X8 has dropped straight down, from about 10 feet, after only about 2 minutes in the air. In both cases, the main LED started flashing yellow at a fast rate, for 5 seconds, and then power was cut, and it fell like a rock. You can see it in the video...
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