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    RAD 2.0 Hacks Anyone?

    Has anyone ever hacked a RAD 2.0 robot? I picked one up cheap at a flea market and am thinking of adding a Raspberry pi , camera and other controls. Any ideas?

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    Question(s) Rovio - No Video in Windows 7

    Hi guys. Been a while.

    I recently have come into possession of a Rovio (by Wowee) telepresence robot. I found out that I could not set the robot up using Windows 7 (I believe mine is 64bit)...
  3. Thread: Rover 2 WiFi!

    by Sid723
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    Question(s) Re: Rover 2 WiFi!

    Master, I was thinking about using one of those wireless routers in my next build. Is there a list anywhere that can tell me which routers can be flashed to work this way? Are all the WRT54Gs able...
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    News/Announcement Chicago iHobby Chibotica Event 10-22-11

    Chibots will be holding it's yearly Chibotica event at the iHobby on Saturday/Sunday October 22/23, 2011. We are still looking for competitors to participate in the events below. Please write me if...
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    Question(s) Power window motor hardened steel shaft?

    Hey gang. You may have seen this before, but here goes:

    I am looking to use two power window motors to run a mid sized robot. The motors have small 9 tooth gears at the center of a small shaft. I...
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    Project Re: Power Scooter to Lawnbot

    It has been a long winter. Sorry it is taking a long time for me to update with a post. Anyway, I have been rethinking the whole project and I am now thinking of using separated motors to drive...
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    Project Re: Power Scooter to Lawnbot

    Re-grooving is when a worn out tire has the tread voids cut deeper to add additional miles to the tire.

    :veryhappy: Sorry to take so long to get back to you Oops. Actually, the tires need to be...
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    Small Line Following Robot - AntBot

    :veryhappy:Hello Robot enthusiasts. I have been away for a while (work work work). I am still working on the Lawnbot project, but decided to take a break on that one. I am currently working with...
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    Project Re: Power Scooter to Lawnbot

    OK, for your viewing (and laughing) pleasure. I present to you my lawnbot, so far. The first video shows the function of the remote in turning on power to the wheels, reverse and the left and right...
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    Project Re: Power Scooter to Lawnbot

    Sorry for being gone for so long. You know, life gets in the way. :happy:

    Anyway, I have the brakes installed. I will send pictures in the next few days. I have everything ready to go so far,...
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    Project Re: Power Scooter to Lawnbot

    Thanks for the help Rev. I still want to try my plan for the brakes. I had to work through the holiday (extra $$), so I will probably have time to work on my bot again next weekend.
  12. Re: Phidget LCD 8/8/8 Shuts Off Because of Potentiometer?

    If this works for you, then go for it. Less complication in the details always worked for me. But.... if you are up to the challenge. Then here is a circuit that will scan 64 keys and only use 3...
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    Re: Wiring a laser pointer to SSC32

    OK, so taking the 5 volts from your controller's 5 volt supply, we have this:

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    I looked up the specs on some laser pointers and they actually draw less current than I originally thought,...
  14. Re: How can I programatically "press" a physical button?

    I stand corrected: Yes 3 volt lithium battery. I just opened up my remote (that reminds me.. I will need a battery soon for the Jeep):confused:
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    Re: Wiring a laser pointer to SSC32

    In that case, your TIP120 suggestion is the ticket. Although I don't think you will need to put the diode in the back. This is usually for inductive circuit protection (but won't hurt things). The...
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    Project Re: Power Scooter to Lawnbot

    Thanks Lynn, I like those. I will still try to make the ones I have work. If not, I have a pair of these I purchased from Home Depot. I believe they are around 4 inches in diameter.

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    I...
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    Project Re: Power Scooter to Lawnbot

    During my trial run of the bot, the front wheels did seem like they were sticking in the nooks and crevices of my lawn. The lay-out of the original scooter has the batteries positioned right over...
  18. Re: How can I programatically "press" a physical button?

    Open the remote and find out the value of the battery. They are typically watch size batteries at about 1.5 volts. Take your trusted digital volt meter and put the black lead to the negative side...
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    Re: Wiring a laser pointer to SSC32

    If your digital output is able to provide enough current, you may be able to directly drive the laser from the output. Typically, laser pointers draw about 100 milliamps. By using the circuit...
  20. Re: How can I programatically "press" a physical button?

    So, let me get this straight:

    You want to be able to go up to your truck with an RFID card and have it unlock your card?
    or
    You want to go up to your FOB (or redesigned FOB) and present it with...
  21. Re: How can I programatically "press" a physical button?

    Silly question from a noob: What is a keyFOB?
  22. Re: Phidget LCD 8/8/8 Shuts Off Because of Potentiometer?

    All depends on your application. Do you really need 84 digital inputs? I thought you only needed 32?
  23. Re: Phidgets 888 IO board and Digital input question.

    Sounds to me like when a hit is registered, the voltage jumps to 9volts so quickly, that your meter averages it out to about 3 volts. When the game is over and you lose, the voltage stays high at 9...
  24. Re: Phidget LCD 8/8/8 Shuts Off Because of Potentiometer?

    Thanks Adrenalynn.
    You can use this circuit to allow for 8 inputs to be read independently by using this D/A converter.

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    Essentially it will be like taking an 8 bit word and converting it...
  25. Re: Phidget LCD 8/8/8 Shuts Off Because of Potentiometer?

    Just curious. Do you need your project to read more than 1 key at a time?
    Also, does anyone happen to know what the resolution is on the analog input for the 8/8/8 input device (ie 8 or 16 bit...
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    Project Re: Power Scooter to Lawnbot

    I had my first experimental trial with the bot as it is right now. So far, the cutter works great, so long as the grass is not very long. Which is the way most of these bots are designed to work. ...
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    Project Re: Power Scooter to Lawnbot

    Right away, I was planning to tether the bot, until I get the controls working. After that, I will make it autonomous.
    I was planning to use a "burried wire" sensing circuit to detect when the...
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    Project Re: Power Scooter to Lawnbot

    Sorry I haven't been able to get back to you all right away. I work evenings (oops, hope my boss doesn't catch me typing this.. :confused:)



    I am a nooby when it comes to robotics stuff,...
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    Project Re: Power Scooter to Lawnbot

    OK :eek:, I see the light about the encoder. Problem is being outside in the dirt and grass, I cannot use a photo encoder. I would like to stay with the prox sensor I have, which is about 1/4" in...
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    Project Re: Power Scooter to Lawnbot

    As promised, here are the photos of my lawnbot so far:

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    The blade design: I actually modeled it after a method I saw on other lawnbots sold comercially.

    The wheels are...
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    Project Re: Power Scooter to Lawnbot

    I will have pictures tomorrow for everyone to see my progress so far. I forgot to mention that I will have prox switches at each wheel that will receive 5 signals per rotation. Eventually, the CPU...
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    Project Re: Power Scooter to Lawnbot

    I checked and the unit doesn't have a limited slip differential. Sorry for the wrong terminology, it is a differential gearbox drive for the back wheels. I did try stopping the left wheel and the...
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    Project Power Scooter to Lawnbot

    I need some advice on my project. I am building a lawnbot out of a used power scooter. So far I have shortened the chair by cutting off the front steering deck and removed the seat. I have 2 large...
  34. Thread: RAD anyone?

    by Sid723
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    Just For Fun Re: RAD anyone?

    Thanks to you all for your ideas.
  35. Thread: RAD anyone?

    by Sid723
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    Just For Fun Re: RAD anyone?

    That looks great! :cool:

    Questions: Do those arms really move? Did you make the old arms into ears? Is it still controlled through the controller or did you put in a new CPU and sensors to...
  36. Thread: RAD anyone?

    by Sid723
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    Just For Fun RAD anyone?

    Has anyone done any work on any of the RAD series of robots? I have a RAD 2.0 and I need some ideas on what to do with it. :wink: I thought of taking out the controller and putting in one of the...
  37. Thread: Robomagellan

    by Sid723
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    Re: Robomagellan

    Yes, myself and several others looked around the chibots.org site and could not find the exact location for the event at MVCC. Not even the security office knew where it was.



    I tried this,...
  38. Thread: Robomagellan

    by Sid723
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    Re: Robomagellan

    I still think the directions were not too clear.:confused: Several other newbie folks couldn't find it as well. I tried to use the link to Yahoo Google maps, but it says that I don't belong to the...
  39. Thread: Robomagellan

    by Sid723
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    5,646

    Re: Robomagellan

    Did the Robomagellan ever happen? I was there at Moraine Valley CC along with a few other folks and couldn't find it.
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