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(...) No, you are correct. The sonar parts that Digikey and All Electronics and others offer are just the sensor and transducer. Polaroid seems to make a package with all ranging electronics included. I read an article (by Chuck McManis if memory (...) (28 years ago, 18-Nov-96, to lugnet.robotics.handyboard)
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| | Re: catalogs and sonar devices
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(...) Digikey 800-344-4539 (28 years ago, 18-Nov-96, to lugnet.robotics.handyboard)
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| | Re: sonar
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(...) I think I found your treasure. It's under "Audio, Buzzers, Microphones, Speakers..." right? ...Panasonic ceramic devices? This is my input: I have a Polaroid unit. This is what it looks like. There is ONE transducer and a ranging (...) (28 years ago, 18-Nov-96, to lugnet.robotics.handyboard)
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| | IR communication
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I want to get five handyboards to talk to each other using infrared transmission... I use infrared transmitter/receiver reflectance sensors for other things... 1) What parts (I need distributer and part number) do I need to get and can I hook up 4 (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | Re: sonar
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you can get similar units from all electronics corp. for $2.50/pair. there was an issue of the robotics practitioner magazine that gave circuits for using them with the time-of-flight ranging method. colby --- Garth Webb wrote: I was paging through (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | Re: Strange Problem???
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Never mind. I found it in the FAQ. P.S. Has anyone created a program to change the ^M and ^J automatically so you don't have to do it manually? (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | Strange Problem???
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I downloaded "sonar.icb" from the "kent" directory. Upon loading it to the HB, I got "error in .s19 file" with an exit out of IC. After some investigation, I noticed something... I can view all icb files perfectly in WordPad. When I tried to view (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | sonar
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I was paging through the digikey catalog and found some pairs of ultrasonic transducers and recievers for about $12 a pair. Does anyone know where I can get information regarding setting these up for sonar, either from their own experience or (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | catalogs and sonar devices
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How do I get this catalog you are talking about? We need somthing to navigate through the halls at Trintiy. I was thinking about using a sonar device my physics teacher has, but don't feel like cannibalizing it and not being able to fix it. We need (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | IC startup problem
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Hi again, Some new information on my problem: I have since tried using DL.EXE with a different serial port and made better progress. Though IC still will not come up after I power-cycle the board, the download completes successfully as far as DL.EXE (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | IC download problem
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Having solved my memory power-supply problem, I've installed the rest of the Handy Board memory circuitry and gone on to put in the speaker and LCD screen (step 6.0.4 complete). Unfortunately, I can't seem to get Interactive C up and running! :( (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | A San Diego County Start a Robotics Group?
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There seems to be enough interest amoung people I know to look into starting a robotics group in San Diego County. If you are interested, please call, e-mail or snail mail me. (Info below.) Proposal: Name: San Diego Robotics Group Interests: All (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | Re: Polaroid Sonar Ranging Module
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(...) I saw your first post, but lacking any helpful info, did not respond. (...) transducer, BINH/BLNK are not well described in the manual, but I read somewhere here that these have to do with modifying the length of the default blanking pulse. (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | Re: IR Transmitter
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(...) Look under the user contributions. You'll have to review the software files to figure it out. I forget who donated the code. * Michael L. Ross/C33 | Lockheed Engineering & Sciences Co.**** * Robotics Department | 2400 Nasa Rd. 1, Houston, TX (...) (28 years ago, 17-Nov-96, to lugnet.robotics.handyboard)
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| | Assembler Compiler
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How do I compile an ASM file. Where can I get the compiler from. (free, prefereably) :) (28 years ago, 16-Nov-96, to lugnet.robotics.handyboard)
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| | IR Transmitter
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I recently got a IR LED to hook up to the HB. I looked in the IC manual to find out how to transmit IR signals, but It said to look on the HB home page but I can't find anything. Can someone explain how to transmit or give me a URL that descibes the (...) (28 years ago, 16-Nov-96, to lugnet.robotics.handyboard)
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| | Re: "Mobile Robots: Inspiration to Implementation" for FIVE BUCKS!!
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(...) Two weeks ago I got their catalog. Last week, I sent for $40 worth(3 books @ $9.95, 2 @ 4.96) of books with $130 retail value. Got the books today. Brand new... Perfect shape. So this is my second receipt in one week for two different orders (...) (28 years ago, 16-Nov-96, to lugnet.robotics.handyboard)
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| | Digital Compass
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I need a little help hooking up the Vector 2x Compass the the handy board. Any information about the serial interface using the SPI would be great. A man said to the universe: "Sir, I exist!" "However," replied the universe, "The fact has not (...) (28 years ago, 15-Nov-96, to lugnet.robotics.handyboard)
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| | Re: 12 DC Fan
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On Thu, 14 Nov 1996, Peter Eacmen wrote: Hi, (...) What type of motor? What type of fan? How large a motor? How large a fan? How fast does it turn now? How fast do you want it to turn? What is the stall current of the motor? More question after more (...) (28 years ago, 15-Nov-96, to lugnet.robotics.handyboard)
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| | Using 10V gel-cell
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Hi, Can anyone tell me if I can use a 10V gel-cell battery rather than the 9.6V NiCad pack? I don't think the higher voltage should affect the board - it's just a little more work for the regulators. But what about the charging circuitry? Will the (...) (28 years ago, 15-Nov-96, to lugnet.robotics.handyboard)
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