 | | Re: Ogre - a LEGO NXT based "tank"
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(...) Thank you - I glad folks liked this. (...) And I'm somewhat shocked at what hitting Gizmodo does to view statistics on YouTube. Wow. I can see why /. can set down a server *fast*... (...) While I don't have BS photos up yet, Steve Hassenplug (...) (16 years ago, 4-Mar-09, to lugnet.robotics)
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| | Re: Vision Command alternate camera
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"Steve Hassenplug" <steve@teamhassenplug.org> wrote in message news:c1b3c2010903041...ail.com... (...) Right, the camera does, but at least that's [something]. Its a connection to the computer, but at least the one I'm referring to is wireless. I (...) (16 years ago, 4-Mar-09, to lugnet.robotics)
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| | Re: Vision Command alternate camera
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those cameras still require a connection to a computer. big bummer. Steve (...) (16 years ago, 4-Mar-09, to lugnet.robotics)
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| | Vision Command alternate camera
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Long forgotten information, but since my memory works in mysterious ways, I have just thought of something from the past... Vision Cammond camera was actually a Logitech cam. I think once upon a time I found a wireless logitech cam with the same (...) (16 years ago, 4-Mar-09, to lugnet.robotics)
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| | Re: Ogre - a LEGO NXT based "tank"
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(...) Only if you're coming to a fest near us. :) (16 years ago, 4-Mar-09, to lugnet.robotics)
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| | Re: Ogre - a LEGO NXT based "tank"
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Sick. Majorly, majorly sick. Coming to a fest near us sometime soon? (16 years ago, 4-Mar-09, to lugnet.robotics)
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| | Re: Free IAR compiler for NXT firmware
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(...) This is only for debugging purpose! (...) Fortunately the processor has a special boot mode to recover from that without ressorting to JTAG. But I appreciate the concept of "un-bricking a bricked NXT brick" ;o) Philo (16 years ago, 4-Mar-09, to lugnet.robotics.nxt.nxthacking)
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| | Re: Ogre - a LEGO NXT based "tank"
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(...) No BS Gallery as yet, but here's a YT video: (...) (URL) son and I watched the video through 3 x and his comment every time is "We've gotta learn how to build one for ourselves!" Now you need a companion bot that goes around and cleans up all (...) (16 years ago, 4-Mar-09, to lugnet.robotics)
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| | Re: Free IAR compiler for NXT firmware
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(...) The download page has this nice little notice: DISCLAIMER: You have to open the LEGO® MINDSTORMS® NXT and solder on PCB. Please note that the LEGO Group warranty of the NXT is invalid after doing this. Neither IAR Systems nor the LEGO Group (...) (16 years ago, 4-Mar-09, to lugnet.robotics.nxt.nxthacking)
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| | Free IAR compiler for NXT firmware
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If you haven't heard yet, IAR has released a free LEGO MINDSTORMS version of their compiler. It happens to be the same compiler that LEGO uses to build the NXT firmware so it makes it extraordinarily simple to build your own modified firmware (...) (16 years ago, 3-Mar-09, to lugnet.robotics.nxt.nxthacking)
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| | Re: Ogre - a LEGO NXT based "tank"
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(...) Thank you - and don't worry about the cats, they think LEGO robots roaming around the house are normal. All depends on the environment that you are raised in... (...) They don't. The launcher works be squeezing the sides of the spheres as they (...) (16 years ago, 3-Mar-09, to lugnet.robotics)
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| | Re: Ogre - a LEGO NXT based "tank"
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(...) Now, that's just flat out cool...and fun!!! (except for maybe...the cats.) I'm curious if soccer/foot balls and basketballs can work in place of Zamor spheres. Scott (16 years ago, 2-Mar-09, to lugnet.robotics)
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| | Ogre - a LEGO NXT based "tank"
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OK, it was pointed out to me that I hadn't actually announced this on LUGNET, so... Ogre is the logical (or perhaps I should say "obsessive") conclusion to a series of Zamor shooting robots I've played with for a while. The launching system fires (...) (16 years ago, 2-Mar-09, to lugnet.robotics) !!
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| | Re: NXT sound sensor characteristics
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(...) Nop, I have seen it. I will try to get more information about it. (16 years ago, 1-Mar-09, to lugnet.robotics, lugnet.boats)
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| | Re: NXT sound sensor characteristics
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(...) due to who's catalog arrived at my house first. They look almost identical in functionality except the LabQuest has a stylus and more memory, while the XplorerGLX has I2C sensors (or seomthing like them; it seems they transmit digital (...) (16 years ago, 1-Mar-09, to lugnet.robotics, lugnet.boats)
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| | Re: NXT sound sensor characteristics
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(...) I would be interested, but I have no audio equipment (apart from a function generator) Very interesting data BTW! Philo (16 years ago, 28-Feb-09, to lugnet.robotics, lugnet.boats)
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| | Re: NXT sound sensor characteristics
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(...) Excellent suggestion!!! We'll open one sensor and try once again. (...) (URL) else interested in repeating the experiment? Philo? Claude P.S. I added a graph to the page, where the sound pressure is maintained constant. (16 years ago, 28-Feb-09, to lugnet.robotics, lugnet.boats)
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| | Re: NXT sound sensor characteristics
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(...) Since I was doing this all manually, it was by far the easiest. I realized that a better way would be to vary the signal generator level at each frequency, but often when trying that I simple "maxed out" the reported level from the sound (...) (16 years ago, 28-Feb-09, to lugnet.robotics, lugnet.boats)
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| | Re: NXT sound sensor characteristics
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Thanks Brian (...) Your excellent graph shows that you tried to maintain the sound pressure constant. We did the inverse in the last graphs, where we tried to draw the curve for a constant NXT sensor value. We also repeated the experiment, and this (...) (16 years ago, 28-Feb-09, to lugnet.robotics, lugnet.boats)
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| | Re: NXT sound sensor characteristics
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(...) anything interesting at 3 kHz... perhaps because I didn't go that high (oops). To figure out the frequency response I did it manually: I borrowed a signal generator and speaker from the university, as well as a sound meter, and then simple (...) (16 years ago, 28-Feb-09, to lugnet.robotics)
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