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 | | Re: Has anyone built this homebrew sonar ranging board?
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| (...) I have :) (...) What would you like to know about it? (...) Here are the essential pros and cons (note that I have NOT ever actually had a Polaroid to mess with so my comments are based on what I've read about it and other people's comments): (...) (27 years ago, 1-Jun-97, to lugnet.robotics.handyboard)
| | | | | problem starting IC
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| Hello, Sorry to bother you all. I 've build a small version of the Rug Warrior board. I use a 68hc11A1 with 32K RAM at $8000 to $FFFF accoording to the book of "Jones and Flynn, Mobile robots Inspiration to Implementation". I tried to use IC ver. (...) (27 years ago, 31-May-97, to lugnet.robotics.handyboard)
| | | | | Polaroid 6500
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| Hi all, Did anybody see my previous questions about polaroid 6500 ? (except for Will, thanks): (...) Can I use the motor(3,75) statement to create enough voltage ? I think my polaroid board is damaged, how can I know for sure ? How can I repair it ? (...) (27 years ago, 31-May-97, to lugnet.robotics.handyboard)
| | | | | Vector 2X Compass
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| Well, I finally got my Vector2X compass module running this evening. Looks great- thanks Tom Brusehaver for your nice code- it works well! Ok- call me simple, but I'm tickled pink :) Its cool to watch it spit out the headings. Anyway, on a related (...) (27 years ago, 30-May-97, to lugnet.robotics.handyboard)
| | | | | Re: A few questions
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| DVM or Oscilloscope: Most DVM will indicate the RMS or True RMS value of a sinewave with in the frequency range of the meter. Some functions to consider: Function DVM Oscilloscope Frequency Some via time for a period (or half period) RMS Sinewave (...) (27 years ago, 30-May-97, to lugnet.robotics.handyboard)
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