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TURN YOUR HOME INTO A ROBOT - Karl Lunt
This installment of “turning your home into a robot” deals with the challenge of getting sensor data from Point A to Point B — without the hassles and limitations of having to run wire all over the place. Related Information
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A HOMEBREW MULTIPLEXER AND COLOR SENSOR FOR THE RCX - Michael Gasperi
Hit a “brick” wall with the Lego’s Mindstorm RCX and its limited three inputs? Try this flexible solution which shows you how to build a sensor multiplexer to increase the number of inputs. Related Information
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USING SEVEN-SEGMENT DISPLAYS — PART 2 - Ray Marston
Take a look at some practical seven-segment decoder/driver ICs in this final installment.
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HAWAII TO CALIFORNIA TROPO TIME SOON - Gordon West
Primarily, the Family Radio Service is used by people communicating with each other during recreational activities. But FRS also plays a vital role in keeping communication lines open during emergencies.
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WIRELESS WEBCAMS FROM X10 - Tim Deagan
If you have a craving for a really cool tech goodie, try out the "3 Camera SuperDeal with XRay Vision Kit" from X10 Wireless Technology. This package has myriad capabilities, including setting up for several different monitoring purposes or making your own instant "dogcam" or "kidcam," just to name a few.
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BUILDING A FLASH PROGRAMMER FOR PIC MICROCONTROLLERS - Ron Russ
Ever wanted to experiment with microcontrollers but didn’t want to invest a lot of money in programming or development tools? Or, do you want a low-cost development system that is simple and works the first time? This article details a simple and inexpensive microcontroller programmer that will help you do both of these things.
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THUMBSCRIPT™: MORE ALPHA-NUMERIC INPUT, LESS HARDWARE - Jeffrey Smith
Move over Palm Pilot ... check out Thumbscript! Utilize this innovative keypad to get your messages across — whether you’re communicating with your robot, train, or car computer.
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SMALL LOGIC GATES SPAWN BIG DREAMS — PART 2 - T J Byers
Binary Math for Dummies: Discover how binary adders and shift registers can turn simple logic gates into cool calculators.
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MICROCONTROLLER-BASED FOUR-DIGIT COUNTER MODULES - Peter Crowcroft and Frank Crivelli
Microcontrollers offer great versatility in project design. This article presents two simple counter modules that will demonstrate just how flexible microcontrollers can be.
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CYBER-STREET SURVIVAL — PART 6
“SECURITY AND OTHER THINGS”- M L Shannon
Internet Tools
In the final part of this series, get a review
of previously discussed topics, learn about NeoWatch, Network Information tools, and details of a “hacking” experience.
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| COLUMNS |
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AMATEUR ROBOTICS NOTEBOOK - Robert Nansel
Special coverage on the recent Trinity College Fire-Fighting Home Robot Contest.
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TECHKNOWLEDGEY 2001 - Jeff Eckert
Events, Advances, and News from the Electronics World.
New process generates 25 nm silicon structures; Bluetooth encounters setbacks; Networked coffee houses; New display technology emerges; Fuel cells reach delivery stage; semiconductor sales continue to slide; and a telephone service company files for bankruptcy, sues Lucent.
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STAMP APPLICATIONS - Jon Williams
Sounding off ... again!
Utilizing the Quadravox QV306M4-P to add sound to BASIC Stamp projects. Related Information
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ELECTRONICS Q & A - TJ Byers
This time, we look at power control, everything from timers to special switches. We also take a look at the 555 family and their related design rules. Finally, a reader hacks a previous project to perfection.
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NEW COLUMN!
LASER INSIGHT - Stanley York
How much do you really understand about lasers? Get back to the beginnings and basics of lasers as we begin a new journey into the laser realm. |
