 | | Re: Question about RIS 1.0
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(...) Is that right? Wouldn't the AC adapter be a AC to DC Converter? I have seen the RCX circuit board and I do not remember there being enough room for a transformer built-in to convert the AC signal to DC. Steven B. Combs, MS, CIT Associate (...) (24 years ago, 31-Mar-01, to lugnet.robotics)
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| | Re: Question about RIS 1.0
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(...) The RCX uses AC input, not DC. The AC/DC conversion is internal, so what you need is a power adapter that outputs AC. I've heard that you can toast your RCX with an AC/DC adapter as well, so be careful. (24 years ago, 31-Mar-01, to lugnet.robotics)
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| | (canceled)
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| | Question about RIS 1.0
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Dear Gang, I recently got the Robotics Invention System 1.0 and I would like to know which would be the positive for the AC adapter, the inside or outside. I have an adapter, but I am not sure how to set the Positive/Negative switch. Thanks, Bryan (...) (24 years ago, 31-Mar-01, to lugnet.robotics)
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| | Re: 2001 Model
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(...) This is very true! I had all sorts of fun "improving" the four legged walking mechanism on the Darkside Developer thing. The way the instructions defined it, it was much too wobbly! With a little care redoing the key leg joints, it work a lot (...) (24 years ago, 30-Mar-01, to lugnet.robotics)
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| | LEGO capacitor cares about polarity
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I found some information about the LEGO capacitor that might help close this discussion at (URL) Characteristics - 1 Farad @ 2.5 Volts Capacity or about 3.125 joules - Operating voltage 2.5 Volts normal, 4 Volts Charging Max. - 250 mA Maximum (...) (24 years ago, 30-Mar-01, to lugnet.robotics)
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| | RE: Ideas for new sets?
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(...) While it's true that Dacta products aren't exactly readily available to the average consumer at the local mall, you can easily mail-order them. The catalog is on-line at (URL) are a few mail-order places in the US that carry the Dacta. I have (...) (24 years ago, 30-Mar-01, to lugnet.robotics)
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| | Re: Ideas for new sets?
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(...) Don't forget the selling of Lego Technic to George Lucas! I agree the Dacta Catalog is repleat with wonderful kits that are unavailable to the consumer. The solar kit is one of the most fascinating and would be a wonderful way for children and (...) (24 years ago, 30-Mar-01, to lugnet.robotics)
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| | Re: Shutting off illumination LED on Light Sensor for LIDAR
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(...) Thanks. I had seen this technique (and noticed this effect myself) but had heard rumor that this impaired the sensitivity of the detector. I'm going to try some rigorous tests and see if I can verify this. (...) We almost needa Yahoo-style (...) (24 years ago, 30-Mar-01, to lugnet.robotics)
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| | Re: Ideas for new sets?
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(...) Basically what you're asking is, "Why has LEGO completely lost their mind?". I think the "Technic concept" is still valid. I think it's just being re-marketed under the Mindstorms product line. Who knows what LEGO was thinking when they came (...) (24 years ago, 29-Mar-01, to lugnet.robotics)
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