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Is there a web page for the CCD processing board from MIT.I know of the cognachrome vision system, is there any others. Thank you, JoeMartin Email:joema@mpx.com.au (27 years ago, 4-Jun-97, to lugnet.robotics.handyboard)
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| | Re: Sonar for longer ranges
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(...) The Polaroid manual talks about acoustic horns to narrow the beam angle...has anyone tried this? (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | Sonar for longer ranges
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Hi everyone, I have had the Polaroid sonar sensor working for a while and I just noticed some limitations in it. When sensing over about 15 feet it becomes very inaccurate, it registers the appropriate distance but intermittently gives out much (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | flame sensing
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Regarding sensing flame/arc...Eltec Instruments make pyroelectric detectors to detect flames and arcs emanating from arc welding etc.. Basically the detector has an filter which does not pass any light ] beyond the wavelength of 4 micrometers (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | "Smoovy" motors
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Hi all, Would anybody want to take a look at _5mm_ and _3mm_ diameter gearmotors? 1:125 & 1:25 ratios input speeds up to 80,000 rpm bidirectional and brushless. (URL) goes to Dave Hrynkiw from the BEAM Robotics mail list for providing this (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | Re: 6500 Sonar and HandyBoard
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F> Kent, F> I read your quick explaination of how to connect F> the Polaroid 6500 sonar board to the HandyBoard, and I have a F> couple of questions.... F> Mainly, you mention that the INIT F> signal plugs into pin 9 of the second motor driver chip (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | RE: converting binary to integer
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that works... but try the finger method... it helps you under stand the concept by giveing you something tangible to work with ---...--- From: Jeff Keyzer Sent: Tuesday, June 03, 1997 10:38 PM To: Keith the wonder wookie Cc: Handy Board Subject: Re: (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | RE: converting binary to integer
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you can do it on your fingers... each finger is a bit... no fingers is 0, pinky 1, ring 2, middle 4, pointer 8, etc... once you get it down, counting bits is a breeze... i (missing on finger) can count to 512... math is still pretty hard... but can (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | New Handyboard Supplier
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Hello all: There will be a new handyboard supplier in the coming few months. We will start supplying the handboard on August. The price of the WHOLE handyboard Assembled kit (manuals, boards, cables... etc.), will be LESS than $200.00!!! We (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | Removal
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Thanks for all your help. Please remove me from the list. Thank you! Stacy merricle.1@osu.edu (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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