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    Re: Mech Warfare 2015

    Likewise--Let me know if I can help, even if it's just "pre-ordering" some panels.
    Thanks guys!
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    Re: Mech Warfare 2015

    I hope I can make it to this for my first mech warfare event!
    Main holdup for me is scoring panels. Trossen store is not stocking the old design, and while there's been some promising reports of...
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    Re: Low-cost battlecube

    Thanks Tician! Nope no ultrasonic welder :) Didn't think of using a heat gun, I will probably test that. Right now it's assembled with the binder clips. Works OK but a few stray BBs have escaped...
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    Re: Low-cost battlecube

    5 feet each side.
  5. Re: Hello, I am a writer. My heroine builds a robot sidekick, and I have some questions.

    Hmm, fun questions!



    Everyone's process is a bit different, and depends partly on the experience you have going in. For me, I didn't have much engineering or programming background...more...
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    Low-cost battlecube

    Since my mech "Qalvin" is at the working-beta stage, I want be able to test fire the airsoft and show off. However, those plastic BB's go everywhere! Eye protection is also a concern. I decided to...
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    Sticky: Re: Mech Warfare 2014 Update

    I'd love to get to Kansas City Maker Faire this year! If I can make it, I'll bring the mech, although it's unlikely it will have scoring panels.
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    Sticky: Re: Mech Warfare Weapons Guide

    Great guide, thanks for posting this Deimos!!



    Since I'm a noobie...any recommendation of what capacitor to use? Would ceramic cap, 50V, 0.1uF be appropriate? I don't even have score panels...
  9. Thread: HS Walker

    by Lupulus
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    Re: HS Walker

    Looks like you are making progress, good luck going forward!

    One suggestion: you may want to try to shorten your leg design. In my experience with modifying the Bioloid humanoid, the more tall...
  10. Sticky: Re: MW 2013+ Ruleset Additions and Changes Discussion

    Thanks! Happy holidays, and hope you will be back to full health!

    FYI...Googling "Chicago Robocon" may lead to confusion. There is a FIRST Robotics league page hosted at roboconchicago.com.
  11. Sticky: Re: MW 2013+ Ruleset Additions and Changes Discussion

    Thought I would give this a bump. I'm wondering whether I should get serious about getting my mech into competition shape!

    Life has been busy and stalled my robot tinkering the last few months. ...
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    Question(s) Re: PhantomX Frame Plastic

    Interesting discussion. Never really considered the issues of laser-cutting ABS much, since other members were doing it already. There's certainly examples of commercial laser-cutting of ABS, such...
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    Question(s) Re: PhantomX Frame Plastic

    Thanks Escott! You have motivated me to check up on our lens cleaning...

    All of the fumes produced during cutting are gone in seconds. However, the cut plastic continues to stink for awhile, so...
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    Question(s) Re: PhantomX Frame Plastic

    Personal experience, YMMV:

    Myself and a few others at the hackerspace cut ABS on the laser regularly. It does generate some nasty fumes, but we have strong exhaust ventilation for the...
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    Re: Robust, affordable gun design

    Spin (on a bb, and especially on cylindrical bullets) also helps it to go straight, period. Basically, it acts like a gyroscope to prevent minor wobbles that turn into tumbling and veering off...
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    Re: Mech Warfare Community Help needed

    Very nice Ostrogoto! You mentioned a template PDF for the photoresistor cube, do you have a link for it?

    It sounds likely that someone is going to create plans for a micro mech before I have time...
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    Re: Mech Warfare Community Help needed

    I'd also like to make one, probably 2DOF hobby servo based, though it will be on the back burner until my "main" mech is done.
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    Re: Robust, affordable gun design

    Along the lines of a battleswitch, I've been playing with a "Beefcake Relay Kit" from Sparkfun. It's $8 and is easily controlled from a digital pin on the arbotix.
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    Re: Mech Warfare Community Help needed

    Saw this last week but was too busy to reply!

    4) I'm happy to upload the Inventor files, laser-cut-ready DXFs, modified NUKE sketch, etc for my quad. They will hopefully get refined when I ...
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    Question(s) Re: "Hexy the Hexipod" Payload weight

    You could calculate the payload based on servo torque and leg dimensions, but the answer is probably "not much". It looks like Hexy uses Towerpro SG92R servos which have stall torque of 2.5 kg·cm. ...
  21. Sticky: Re: MW 2013+ Ruleset Additions and Changes Discussion

    Hi Tician,
    I think frustration/depression like you describe is common among geeks but we don't talk about it that well. I went through this pretty heavily myself but have (mostly) come through it...
  22. Sticky: Re: MW 2013+ Ruleset Additions and Changes Discussion

    Hi DarkBack,

    I got seriously interested in MW about a year ago. Since then I built a quad and currently have IP cam and "defender" mounted, but I need to finish wiring, batteries, score pannels...
  23. Sticky: Re: MW 2013+ Ruleset Additions and Changes Discussion

    To add to this "armchair warrior" discussion:

    I think that adding additional weapon classes should be something to reserve for the far future. Also, the RFID idea is creative, but it would take...
  24. Re: Problems in power uo the phantom hexapod mark ii kit

    The pypose arduino sketch on your robot cannot communicate in any meaningful way with the Commander. Instead, you need to have pypose.py running on a computer with an xbee.
    To simplify, here are 2...
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    Project Re: The Shiashi(cheap 3D printed quad frame)

    That's looking very nice! I'm curious, what are the servos you are using?
  26. Re: Problems in power uo the phantom hexapod mark ii kit

    Hi robot$,

    What exactly do you mean by "Hexapod body and commander were ON"? Do you see the power lights on the arbotix board? Do you see any lights on the dynamixel servos, and do they stiffen...
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    Question(s) Re: PhantomX Frame Plastic

    Also--the Mark I frames were ABS, but the Mark II frames are plexiglass.
    Trossen has a Youtube video about building materials, you could give that a look.
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    Question(s) Re: arbotix connection isseu.

    Welcome to the forums, Conrad!
    --Are you trying to upload with an ISP or with the FTDI serial pins? The possible issues are slightly different.
    --If you are using the serial pins, do you have an...
  29. Thread: MKII hex pod

    by Lupulus
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    Question(s) Re: MKII hex pod

    Although, if you are planning to be playing with the project awhile, the AVR is very nice so you don't have to pull out the xbee every time you want to program the arbotix.

    Good luck ETWX! ...
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    Re: Android and bluetooth control questions/ideas

    Edit: Didn't see your recent post until after I submitted! Sounds like you are getting some answers.

    Hi KLDR, welcome! I'll try to answer a few questions (sorry if I repeat things you already...
  31. Re: Sucessful users of PyPose/NUKE, how is your system configured?

    Congrats, Escott! You and Tician did some nice work there :happy:
    Which operating system did you end up using?
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    Re: Smallest/Cheapest 3D Printer I've seen

    It's true that a RepRap can be built for this cost range, though most will end up costing more. RepRap wiki estimates $300 to $600:
    http://reprap.org/wiki/Cost_Reduction
    Compared to the cheap...
  33. Re: Sucessful users of PyPose/NUKE, how is your system configured?

    Sounds like we are in the same boat. There's major changes between v0013 which works for me and v0015 which does not, so it's been slow tracking down the problem.

    Hopefully we'll get there (maybe...
  34. Re: Sucessful users of PyPose/NUKE, how is your system configured?

    The front of the bot is towards the front of the picture, with the legs pointing out to the sides. Put another way, the two front coxas should be colinear.

    I haven't managed to find the cause of...
  35. Re: Sucessful users of PyPose/NUKE, how is your system configured?

    Tried out the new distribution [vanadiumlabs-pypose-e6ae9ad.zip]. Still having the same issues on my Windows 7 laptop...
  36. Re: Sucessful users of PyPose/NUKE, how is your system configured?

    Yes, I am using the ZIP from github. [vanadiumlabs-pypose-dd70200.zip] However, the pypose arduino sketch running on the arbotix is from the google code page [arbotix0014.zip] if that makes a...
  37. Re: Sucessful users of PyPose/NUKE, how is your system configured?

    I'm getting similar issues with my AX-12 robot, so I'm guess the primary issue is operating system and not MX vs AX.

    Here's a summary of what I experienced today. (Let me know if I should move...
  38. Re: Sucessful users of PyPose/NUKE, how is your system configured?

    Escott, one thing to try is double-checking your body dimensions. Sign test uses those to determine initial leg positions. (Guess who made this mistake the first time using sign test :tongue:)
    ...
  39. Re: Sucessful users of PyPose/NUKE, how is your system configured?

    You can find the old versions on the Arbotix downloads page by switching your search from Current to All. Here's the link for the download I used:...
  40. Re: Sucessful users of PyPose/NUKE, how is your system configured?

    I'm not really an "anything" guy in terms of programming--but I'm slowly teaching myself Python as a start :)

    Our problems with v0015 may be related. I just opened up the program again, and I...
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