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  1. gtranquilla

    First little test flight with the h3-2d Zenmuse

    Nigelbrogan.... Very sharp video with 2.7 @ 25fps...... but can you tell us what fov setting you used? Medium or Narrow....
  2. gtranquilla

    DJI Waypoint Antenna

    My DJI 900Mhz datalink system came with the matching antennas for both radios which are the conventional SMA connectors and are specifically matched for 900Mhz frequencies..... Use of another antenna for a different frequency range, e.g., 2.4 or 5.8Ghz could damage the output rf section of a...
  3. gtranquilla

    Consequences of running 5S packs on a 4S motor?

    I bought and used 6 NTM 1100 KV motors c/w one spare..... they worked OK but some balancing issues and in one case some issues with the bearings..... sort of a hit and miss..... but selecting the 1100 KV was just wrong for a Multirotor......
  4. gtranquilla

    Found a MUCH cheaper replacement motor for S800...

    Yes.... there are a lot of these paddle props being sold now but without the slotted prop washer. In the case of the newer pancake style motors specifically designed for Multirotors, these paddle props are mounted directly on to the motor without any need for the motor/prop adapters. So stocking...
  5. gtranquilla

    Consequences of running 5S packs on a 4S motor?

    I personally would avoid that situation....... Whether it is a small MR motor driven by an ESC or a large industrial VFD driven induction type squirrel cage AC motor the basic theory with respect to voltage tolerance is the same...
  6. gtranquilla

    Found a MUCH cheaper replacement motor for S800...

    Those look like really good motors and for such an amazing price too! Wish I had known about your company when I was in the area last year between Xmas and New Years...... By the way.... can the newer CF props be installed directly on to these motors w/o need for the prop/hub adapter? Also do...
  7. gtranquilla

    S800 Motor comparisons

    For DIY individuals and others looking to control MR hardware costs, here is a motor comparison between the Tarot and the Turnigy Multistar Pancake style motors using eCalc. Both motors offer thrust and efficiencies that are in the same ballpark as the original DJI - S800 motors. Please advise...
  8. gtranquilla

    Alexmos Simple BGC from CSGShop

    Alexmos versus Martinez Brushless Gimbal Controller (2Axis) Key differences: 1) Both have the same footprint size. 2) The Alexmos offer a future migration path to allow for a 3rd axis control. 3) The motor controller chips on the Alexmos appear to be more robust to handle higher motor currents...
  9. gtranquilla

    Alexmos Simple BGC from CSGShop

    Connecting the IMU sensor board to the SimpleBGC controller board....... Some of the earlier units were shipped without IMU port connectors and the interfacing four wire cable. In such cases very fine soldering is required using an appropriate wire gauge that is not too heavy. I cut up an old...
  10. gtranquilla

    My F800 "Finger Snapper"

    Slotting the RCT800 Motor Arms In response to a private message I discovered I could not send photos by PM in return so I am posting this info here for him and others..............Slotting the RCT800 Motor Arms to accommodate the original S800 landing gear (with or without the S800...
  11. gtranquilla

    My F800 "Finger Snapper"

    I would say for the price the RCTimer RCT800 MR airframe is excellent. Unfortunately I did not install ESCs under each motor.... using conventional rectangular units that hang below have way towards the hub. Since I am only carrying a Hero GoPro3 c/w 2 axis RCTimer GoPro gimbal with Martinez...
  12. gtranquilla

    S800 Travel Case (Pelican etc.)

    Pelican is not the only game in town...... UK - Underwater Kinetics makes a less expensive knockoff with a wide range of sizes using a plastic that I prefer over the Pelican plastic material. But at the end of the day, plastic adds a lot of weight and a properly built aluminum case can be a lot...
  13. gtranquilla

    Dji iOSD Application Good News if you own one..

    I thought you were posting a link here.....
  14. gtranquilla

    IMU-CAN-Bus Question

    Fieldbus, profibus and Canbus are all variants of the original Modbus time based communication protocol and I believe all are three wire systems. So technically your hardware handshaking should be identical between all of these, i.e., one signal, one return path plus one common ground. In spite...
  15. gtranquilla

    DJI Waypoint Antenna

    The radio industry switched over to RP (reverse polarity SMA antenna connector a couple of years ago.... probably an attempt to stop novices from extending unlicensed systems beyond their legal range/watts output). My 5.8Ghz DJI video downlink transmitter has the original, standard, SMA...
  16. gtranquilla

    Looking for higher quality camera

    Release date unknown..... I would buy it but am hesitating because it is limited to 30 fps.... and I think I read somewhere that 60 fps is important although not for Youtube..... So it still looks like the GH3 is the way to go at this time and I have been mostly happy with my revious Panasonic...
  17. gtranquilla

    Looking for higher quality camera

    Thanks Tom, When one analyses the total system cost including the medium or heavy lifter, it is easy to justify spending more $$$ on the higher quality lower weight cameras and this application will be 98% for video work. My current MR is an S800 clone c/w 2 axis brushless gimbal system and I...
  18. gtranquilla

    Looking for higher quality camera

    Currently using a Hero GoPro3 Black which provides excellent results for the most part from the perspective of semi-pro work..... but my clients are looking for DSLR quality videos...... I was thinking of the Sony Nex5N but now the Sony Nex7 is out c/w 26 MegaPixel sensor...... Anyone using this...
  19. gtranquilla

    Alexmos Simple BGC from CSGShop

    Purchased this item from CSGShop....... noticed when it was received that the IMU sensor does not come with the connecting cable and does not have a connection plug on the sensor board. Likewise the BGC board does not have the matching connector. Meanwhile most other distributors are selling...
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