Instructables: exploring - sensors - featured http://www.instructables.com Sun, 20 Apr 2014 19:33:53 PDT BLOX v1.01 Smoke 'Detector' http://www.instructables.com/id/Smoke-Detector/
Smoke 'Detector' - More DIY How To Projects]]> http://cdn.instructables.com/F3T/OZUO/HTX5KAWT/F3TOZUOHTX5KAWT.SQUARE2.jpg http://cdn.instructables.com/F3T/OZUO/HTX5KAWT/F3TOZUOHTX5KAWT.SQUARE.jpg http://cdn.instructables.com/F3T/OZUO/HTX5KAWT/F3TOZUOHTX5KAWT.SMALL.jpg daryllukas This instructable explains how to make a simple smoke detector using and Arduino and a Carbon Monoxide Sensor. The sensor is one of the MQ series gas sensors. Check out the demo here. Featuring a solar charger kit from Voltaic Systems. The Parts and Tools This is a fairly simple project. You w...
By: daryllukas

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Sat, 12 Apr 2014 17:08:30 PDT
Paramotor Fuel Sensor and Gauge http://www.instructables.com/id/Paramotor-Fuel-Sensor-and-Gauge/
Paramotor Fuel Sensor and Gauge - More DIY How To Projects]]> http://cdn.instructables.com/F7J/PI4I/HSPP5I0T/F7JPI4IHSPP5I0T.SQUARE2.jpg http://cdn.instructables.com/F7J/PI4I/HSPP5I0T/F7JPI4IHSPP5I0T.SQUARE.jpg http://cdn.instructables.com/F7J/PI4I/HSPP5I0T/F7JPI4IHSPP5I0T.SMALL.jpg Ppuxley Here is a home built capacitive fuel sensor for a paramotor. It is based on a sensor made from an aluminium tube and rod, and arduino Microcontroller , an LM3914 bargraph chip and 10 superbright LEDs. It has been built for a Parajet Macro and the display in the Parajet throttle handle, specificall...
By: Ppuxley

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Fri, 14 Mar 2014 14:32:40 PDT
How to convert your outdoor light into a Sunset to Sunrise on service http://www.instructables.com/id/How-to-convert-your-outdoor-light-into-a-Sunset-to/
How to convert your outdoor light into a Sunset to Sunrise on service - More DIY How To Projects]]> http://cdn.instructables.com/FP6/7PFL/HRTKIEBJ/FP67PFLHRTKIEBJ.SQUARE2.jpg http://cdn.instructables.com/FP6/7PFL/HRTKIEBJ/FP67PFLHRTKIEBJ.SQUARE.jpg http://cdn.instructables.com/FP6/7PFL/HRTKIEBJ/FP67PFLHRTKIEBJ.SMALL.jpg aspendog14 Are you tired of remembering to turn on and off your outside drive way or front door light every night and day. By installing a small photo electric switch the pain of remembering is done for you. You have to by the switch at a electronics store that sells only electronic stuff. The big box lumbe...
By: aspendog14

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Tue, 18 Feb 2014 19:12:17 PST
Delightful Interactive Toddler Spoon http://www.instructables.com/id/Delightful-Interactive-Toddler-Spoon/
Delightful Interactive Toddler Spoon - More DIY How To Projects]]> http://cdn.instructables.com/FU4/PW8P/HP0CRHGO/FU4PW8PHP0CRHGO.SQUARE2.jpg http://cdn.instructables.com/FU4/PW8P/HP0CRHGO/FU4PW8PHP0CRHGO.SQUARE.jpg http://cdn.instructables.com/FU4/PW8P/HP0CRHGO/FU4PW8PHP0CRHGO.SMALL.jpg darthberkius The Concept Feeding toddlers is a problem for the parents because the toddlers tend to lose their interest easily. Therefore they refuse eating their food and get attracted by other things surrounding them. Delightful Spoon is an interactive toddler spoon that aims to attract toddlers during t...
By: darthberkius

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Tue, 10 Dec 2013 09:30:29 PST
Yoga Breathalyzer http://www.instructables.com/id/Yoga-Breathalyzer/
Yoga Breathalyzer - More DIY How To Projects]]> http://cdn.instructables.com/F71/9JFU/HMLB48FZ/F719JFUHMLB48FZ.SQUARE2.jpg http://cdn.instructables.com/F71/9JFU/HMLB48FZ/F719JFUHMLB48FZ.SQUARE.jpg http://cdn.instructables.com/F71/9JFU/HMLB48FZ/F719JFUHMLB48FZ.SMALL.jpg biobonnie The yoga breathalyzer is a breath visualization tool to help you understand and get in touch with your breathing. Breath is the basis of yoga and meditation, and this biofeedback tool is one way to develop a deeper understanding of your own breath. Using Arduino, a headset-mounted wind sensor, and a...
By: biobonnie

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Wed, 9 Oct 2013 20:39:04 PDT
Squishy IR-based Switch http://www.instructables.com/id/Squishy-IR-based-Switch/
Squishy IR-based Switch - More DIY How To Projects]]> http://cdn.instructables.com/FZH/AUWB/HH2W3I2D/FZHAUWBHH2W3I2D.SQUARE2.jpg http://cdn.instructables.com/FZH/AUWB/HH2W3I2D/FZHAUWBHH2W3I2D.SQUARE.jpg http://cdn.instructables.com/FZH/AUWB/HH2W3I2D/FZHAUWBHH2W3I2D.SMALL.jpg fabule When we started building Clyde, our adorable adaptable lamp, we knew we wanted a satisfying interaction to toggle between the different lighting modes the lamp offers. We had an idea for a squishy silicone button that feels good to the touch, that is responsive, and sturdy enough to support repeat i...
By: fabule

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Thu, 30 May 2013 09:28:13 PDT
Use the "Force" to drive a Remote Controlled Device with a DIY 3D capacitor! http://www.instructables.com/id/Use-the-Force-to-drive-a-Remote-Controlled-Devic/
Use the "Force" to drive a Remote Controlled Device with a DIY 3D capacitor! - More DIY How To Projects]]> http://cdn.instructables.com/FIN/DU04/HGIEV06C/FINDU04HGIEV06C.SQUARE2.jpg http://cdn.instructables.com/FIN/DU04/HGIEV06C/FINDU04HGIEV06C.SQUARE.jpg http://cdn.instructables.com/FIN/DU04/HGIEV06C/FINDU04HGIEV06C.SMALL.jpg SarahandDillon For our electronics class project, we made our own version of the 3D capacitive controller described here: http://www.instructables.com/id/DIY-3D-Controller/?ALLSTEPS and here: http://blog.makezine.com/2012/08/10/build-a-touchless-3d-tracking-interface-with-everyday-materials/ The controller is ...
By: SarahandDillon

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Sat, 11 May 2013 01:20:47 PDT
Plane in a Globe - Hacking A PIR Sensor To Do Your Bidding http://www.instructables.com/id/Plane-in-a-Globe-Hacking-A-PIR-Sensor-To-Do-Your/
Plane in a Globe - Hacking A PIR Sensor To Do Your Bidding - More DIY How To Projects]]> http://cdn.instructables.com/FBG/GEXY/HFD0Z846/FBGGEXYHFD0Z846.SQUARE2.jpg http://cdn.instructables.com/FBG/GEXY/HFD0Z846/FBGGEXYHFD0Z846.SQUARE.jpg http://cdn.instructables.com/FBG/GEXY/HFD0Z846/FBGGEXYHFD0Z846.SMALL.jpg lonesoulsurfer Hi All. Ever had an idea pop into your head and you can't stop thinking about it?  Well my idea was to have a tiny plane spinning inside a light bulb, activated by a sensor!  Yes I know - not much of an idea but there it is.  First I prowled the internet trying to find the right type of sensor and...
By: lonesoulsurfer

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Sun, 14 Apr 2013 04:44:00 PDT
TempBug: internet-connected thermometer http://www.instructables.com/id/TempBug-internet-connected-thermometer/
TempBug: internet-connected thermometer - More DIY How To Projects]]> http://cdn.instructables.com/FQ9/I2VJ/HD4VQ81K/FQ9I2VJHD4VQ81K.SQUARE2.jpg http://cdn.instructables.com/FQ9/I2VJ/HD4VQ81K/FQ9I2VJHD4VQ81K.SQUARE.jpg http://cdn.instructables.com/FQ9/I2VJ/HD4VQ81K/FQ9I2VJHD4VQ81K.SMALL.jpg tombrew Last January, we had some trouble with the heat in my office. Specifically, the kind of trouble wherein the heat is not on, you turn it up, and it still not on. This went on for more than a few days, and finally ended a day or two after we got an email announcing that the heat was broken and specula...
By: tombrew

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Fri, 15 Feb 2013 15:41:22 PST
MOTION SENSOR .... Good to Go,Quick & Easy... http://www.instructables.com/id/MOTION-SENSOR-Good-to-GoQuick-Easy/ http://cdn.instructables.com/FI8/FGG4/HAQ33J0K/FI8FGG4HAQ33J0K.SQUARE2.jpg http://cdn.instructables.com/FI8/FGG4/HAQ33J0K/FI8FGG4HAQ33J0K.SQUARE.jpg http://cdn.instructables.com/FI8/FGG4/HAQ33J0K/FI8FGG4HAQ33J0K.SMALL.jpg BILLETSURFER If these type of motion sensors ever cross your path, this is a great project to keep in mind and a great way to conserve energy. Quick and easy to assemble and install.  Excellent way to quickly light up dark rooms or hallways. Never worry about leaving lights on inside closets or storage areas.   ...
By: BILLETSURFER

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Thu, 17 Jan 2013 23:35:15 PST
5 Minute Water Sensor http://www.instructables.com/id/5-Minute-Water-Sensor/ http://cdn.instructables.com/FTP/6S32/HBPBRTH6/FTP6S32HBPBRTH6.SQUARE2.jpg http://cdn.instructables.com/FTP/6S32/HBPBRTH6/FTP6S32HBPBRTH6.SQUARE.jpg http://cdn.instructables.com/FTP/6S32/HBPBRTH6/FTP6S32HBPBRTH6.SMALL.jpg sjroth Something I find really annoying to do is filling up a jug of water. Because the water dispenser lets out the water quite slowly, it takes  ages to fill up the jug completely. So I came up with the idea of making a water sensor that will let me know when the jug is full, so I don't constantly have t...
By: sjroth

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Fri, 11 Jan 2013 07:26:34 PST
Simple wireless temperature sensor updating web site with electric imp and Thermistor http://www.instructables.com/id/Simple-wireless-temperature-sensor-updating-web-si/
Simple wireless temperature sensor updating web site with electric imp and Thermistor - More DIY How To Projects]]> http://cdn.instructables.com/FZV/F9U8/HAQ3BX8I/FZVF9U8HAQ3BX8I.SQUARE2.jpg http://cdn.instructables.com/FZV/F9U8/HAQ3BX8I/FZVF9U8HAQ3BX8I.SQUARE.jpg http://cdn.instructables.com/FZV/F9U8/HAQ3BX8I/FZVF9U8HAQ3BX8I.SMALL.jpg tvdl This is a small project to get you started with the electric imp and a Thermistor so you can see how you can get temperature readings updating live on a web site. This instructable will address both the hardware and the web site along with all the parts in between. I've tried to keep it as simple as...
By: tvdl

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Thu, 10 Jan 2013 17:19:31 PST
Build a Thermal Flashlight - Light Painting with Temperature http://www.instructables.com/id/Build-a-Thermal-Flashlight-Light-Painting-with-T/
Build a Thermal Flashlight - Light Painting with Temperature - More DIY How To Projects]]> http://cdn.instructables.com/FNL/1MUX/HBBCIPNJ/FNL1MUXHBBCIPNJ.SQUARE2.jpg http://cdn.instructables.com/FNL/1MUX/HBBCIPNJ/FNL1MUXHBBCIPNJ.SQUARE.jpg http://cdn.instructables.com/FNL/1MUX/HBBCIPNJ/FNL1MUXHBBCIPNJ.SMALL.jpg maxjus Inspired by the Public Laboratory and having just finished a round of college applications, I decided to experiment with thermal imaging on the cheap. Thermal cameras are expensive. Even at low resolutions, it is not uncommon for a decent thermal camera to cost over $10,000. However, for only $20, ...
By: maxjus

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Wed, 2 Jan 2013 14:01:40 PST
Building a device that clips to your belt and tracks how much time you spend inside and outside http://www.instructables.com/id/Building-a-device-that-clips-to-your-belt-and-trac/
Building a device that clips to your belt and tracks how much time you spend inside and outside - More DIY How To Projects]]> http://cdn.instructables.com/FJZ/7LNO/HAQ384FY/FJZ7LNOHAQ384FY.SQUARE2.jpg http://cdn.instructables.com/FJZ/7LNO/HAQ384FY/FJZ7LNOHAQ384FY.SQUARE.jpg http://cdn.instructables.com/FJZ/7LNO/HAQ384FY/FJZ7LNOHAQ384FY.SMALL.jpg gramsky Our goal in this step-by-step instructable is to build a device you can clip to your belt and wear throughout the day.  This device will log data that, when downloaded to a back-end server system, will provide a report showing the location history of your day along with the breakdown of how much tim...
By: gramsky

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Tue, 18 Dec 2012 21:43:48 PST
Water Level Indicator with Alarm http://www.instructables.com/id/Water-Level-Indicator-with-Alarm/
Water Level Indicator with Alarm - More DIY How To Projects]]> http://cdn.instructables.com/FMN/Z8ZA/H82UH7IS/FMNZ8ZAH82UH7IS.SQUARE2.jpg http://cdn.instructables.com/FMN/Z8ZA/H82UH7IS/FMNZ8ZAH82UH7IS.SQUARE.jpg http://cdn.instructables.com/FMN/Z8ZA/H82UH7IS/FMNZ8ZAH82UH7IS.SMALL.jpg raikut Introduction Today I am going to talk about a very useful project that I had taken up. It is called the Water Level Indicator. Nowadays everybody has overhead tank at their homes. But everyone who has a water tank above knows the kind of problems that they face. Firstly there is no system to track t...
By: raikut

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Sat, 10 Nov 2012 03:45:01 PST
Track Honeybees With Temperature http://www.instructables.com/id/Track-Honeybees-With-Temperature/
Track Honeybees With Temperature - More DIY How To Projects]]> http://cdn.instructables.com/FBE/42Z5/H82UNEUN/FBE42Z5H82UNEUN.SQUARE2.jpg http://cdn.instructables.com/FBE/42Z5/H82UNEUN/FBE42Z5H82UNEUN.SQUARE.jpg http://cdn.instructables.com/FBE/42Z5/H82UNEUN/FBE42Z5H82UNEUN.SMALL.jpg maxjus Data analysis coming soon! My school is kind of strange. We don't have a cafeteria, but we do have a four week course on "The Simpsons." We don't have a jungle-gym on the elementary playground, but we do have a half-buried firetruck. We don't have a football team, but we do have a bee-keeping club....
By: maxjus

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Wed, 10 Oct 2012 17:14:56 PDT
Acoustic Door Closer http://www.instructables.com/id/Acoustic-Door-Closer/
Acoustic Door Closer - More DIY How To Projects]]> http://cdn.instructables.com/FD5/3IBY/H7UZ4TPN/FD53IBYH7UZ4TPN.SQUARE2.jpg http://cdn.instructables.com/FD5/3IBY/H7UZ4TPN/FD53IBYH7UZ4TPN.SQUARE.jpg http://cdn.instructables.com/FD5/3IBY/H7UZ4TPN/FD53IBYH7UZ4TPN.SMALL.jpg SatCenterEngDes Make your life easier with a door that closes with the right amount of sound. In our Engineering Design class we are currently working on a project where we have to design a smart product that uses sensors. Our group came up with the idea to use a sound impact sensor that can detect sounds to close ...
By: SatCenterEngDes

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Wed, 3 Oct 2012 22:26:55 PDT
Nike + Plus sensor holder http://www.instructables.com/id/Nike-Plus-holder/
Nike + Plus sensor holder - More DIY How To Projects]]> http://cdn.instructables.com/F12/H9MS/H7431NHN/F12H9MSH7431NHN.SQUARE2.jpg http://cdn.instructables.com/F12/H9MS/H7431NHN/F12H9MSH7431NHN.SQUARE.jpg http://cdn.instructables.com/F12/H9MS/H7431NHN/F12H9MSH7431NHN.SMALL.jpg wanggen Instructions on how to create yet another nike + holder.  I really didn't like any of the other designs so I created this one. Items you need: Nike + Sensor 3/4 inch shrink wrap tubing 2 Large Nails Lighter Paper cut into shape of a triangle Tape Shoes with laces Checking the shrink tubing I f...
By: wanggen

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Sat, 29 Sep 2012 18:20:46 PDT
Energino: an Arduino-based energy consumption monitoring shield http://www.instructables.com/id/Energino-an-Arduino-based-energy-consumption-moni/
Energino: an Arduino-based energy consumption monitoring shield - More DIY How To Projects]]> http://cdn.instructables.com/FWZ/K6Y8/H4ZN5515/FWZK6Y8H4ZN5515.SQUARE2.jpg http://cdn.instructables.com/FWZ/K6Y8/H4ZN5515/FWZK6Y8H4ZN5515.SQUARE.jpg http://cdn.instructables.com/FWZ/K6Y8/H4ZN5515/FWZK6Y8H4ZN5515.SMALL.jpg roberto.riggio Energino is a plug-load meter that measures the amount of power consumed by whatever DC electrical appliance is plugged into its. It was originally designed to monitor the energy consumption of simple networking devices such as Ethernet switches and WiFi access points, but it can be used to monitor ...
By: roberto.riggio

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Sun, 22 Jul 2012 08:40:00 PDT
Visualize data from sensors using Arduino + coolterm http://www.instructables.com/id/Visualize-data-from-sensors-using-Arduino-coolte/
Visualize data from sensors using Arduino + coolterm - More DIY How To Projects]]> http://cdn.instructables.com/FZ8/DCGQ/H4AGJ6RW/FZ8DCGQH4AGJ6RW.SQUARE2.jpg http://cdn.instructables.com/FZ8/DCGQ/H4AGJ6RW/FZ8DCGQH4AGJ6RW.SQUARE.jpg http://cdn.instructables.com/FZ8/DCGQ/H4AGJ6RW/FZ8DCGQH4AGJ6RW.SMALL.jpg gabriellalevine Once you're getting some values from sensors, for example using Arduino, (see my previous instructable), sometimes it's nice to see the sensor data in a graph.  Here's how in only a few steps! I made this particular Instructables using a sonar sensor (XL Max Sonar EZ/AE) but you can do it with any...
By: gabriellalevine

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Fri, 13 Jul 2012 08:25:40 PDT
$2 sun tracker circuit - healthy discussion! http://www.instructables.com/id/2-sun-tracker-circuit/
$2 sun tracker circuit - healthy discussion! - More DIY How To Projects]]> http://cdn.instructables.com/F25/FKN2/H2WEYL88/F25FKN2H2WEYL88.SQUARE2.jpg http://cdn.instructables.com/F25/FKN2/H2WEYL88/F25FKN2H2WEYL88.SQUARE.jpg http://cdn.instructables.com/F25/FKN2/H2WEYL88/F25FKN2H2WEYL88.SMALL.jpg gtoal My apologies to any of the 1400 or so people who've read this Instructable in the day since it was published; I described an idea I was sure would work, and I was so excited to get it out there where people could try it, that I didn't wait until I could get the parts I needed to fully test it myself...
By: gtoal

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Thu, 14 Jun 2012 20:15:04 PDT
Touche for Arduino: Advanced touch sensing. http://www.instructables.com/id/Touche-for-Arduino-Advanced-touch-sensing/
Touche for Arduino: Advanced touch sensing. - More DIY How To Projects]]> http://cdn.instructables.com/FB0/KURN/H2TIUAIK/FB0KURNH2TIUAIK.SQUARE2.jpg http://cdn.instructables.com/FB0/KURN/H2TIUAIK/FB0KURNH2TIUAIK.SQUARE.jpg http://cdn.instructables.com/FB0/KURN/H2TIUAIK/FB0KURNH2TIUAIK.SMALL.jpg madshobye Update: New interface - look at the last step. Credits: Arduino sensing done by DZL, Processing sketch and Instructable done by Mads Hobye.  Disney Research lab designed a novel way to detect touch. You can see a video of their demo here: I had the honor to meet them at CHI2012 in Texas and I...
By: madshobye

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Wed, 30 May 2012 12:13:04 PDT
DIY Bend Sensor (Using only Conductive Bags and Masking Tape) http://www.instructables.com/id/DIY-Bend-Sensor-Using-only-Velostat-and-Masking-T/
DIY Bend Sensor (Using only Conductive Bags and Masking Tape) - More DIY How To Projects]]> http://cdn.instructables.com/FST/8LJ1/H2WELO6X/FST8LJ1H2WELO6X.SQUARE2.jpg http://cdn.instructables.com/FST/8LJ1/H2WELO6X/FST8LJ1H2WELO6X.SQUARE.jpg http://cdn.instructables.com/FST/8LJ1/H2WELO6X/FST8LJ1H2WELO6X.SMALL.jpg tonll So, after lurking around in the shadows for years I've finally gotten round to making my first step-by-step instructable.  *yay* A little background as to how this whole idea came about. Back in 2009, I needed some bend sensors for a sign language translation glove I was making for fun, and the co...
By: tonll

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Mon, 4 Jun 2012 09:30:41 PDT
Horizontal gyroscope stabilization camera system http://www.instructables.com/id/Horizontal-gyroscope-stabilization-camera-system/
Horizontal gyroscope stabilization camera system - More DIY How To Projects]]> http://cdn.instructables.com/FZ8/IHDG/H2WESYR0/FZ8IHDGH2WESYR0.SQUARE2.jpg http://cdn.instructables.com/FZ8/IHDG/H2WESYR0/FZ8IHDGH2WESYR0.SQUARE.jpg http://cdn.instructables.com/FZ8/IHDG/H2WESYR0/FZ8IHDGH2WESYR0.SMALL.jpg Robot_Red_Beard Here is a very unique device meant to be put on the top of your car. There is a camera at one end and a servo motor on the other side (the servo is activated by an onboard gyroscope).  Ultimately, the design was meant for drifting. Since the winter was really bad around here (we haven't received a ...
By: Robot_Red_Beard

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Tue, 5 Jun 2012 00:00:54 PDT
Turn a pencil drawing into a capacitive sensor for Arduino http://www.instructables.com/id/Turn-a-pencil-drawing-into-a-capacitive-sensor-for/
Turn a pencil drawing into a capacitive sensor for Arduino - More DIY How To Projects]]> http://cdn.instructables.com/F3T/9NT5/H2MYJXGQ/F3T9NT5H2MYJXGQ.SQUARE2.jpg http://cdn.instructables.com/F3T/9NT5/H2MYJXGQ/F3T9NT5H2MYJXGQ.SQUARE.jpg http://cdn.instructables.com/F3T/9NT5/H2MYJXGQ/F3T9NT5H2MYJXGQ.SMALL.jpg alan.chatham Did you know?  You can make pencil drawings reactive to touch for use with your projects!  It's really easy, and gives you a lot of flexibility in making interfaces for whatever microcontroller project you're making. I put this together as part of my UnoJoy project, where we're using the Arduino ...
By: alan.chatham

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Sat, 26 May 2012 02:19:03 PDT
Laser cut enclosure with living hinge lid http://www.instructables.com/id/Laser-cut-enclosure-with-living-hinge-lid/
Laser cut enclosure with living hinge lid - More DIY How To Projects]]> http://cdn.instructables.com/FRS/ULAJ/H2A76P69/FRSULAJH2A76P69.SQUARE2.jpg http://cdn.instructables.com/FRS/ULAJ/H2A76P69/FRSULAJH2A76P69.SQUARE.jpg http://cdn.instructables.com/FRS/ULAJ/H2A76P69/FRSULAJH2A76P69.SMALL.jpg fasaxc This instructable shows how I made a laser cut box with a curved lid to house a wireless sensor node.  I made it at Techshop SF.  The node measures temperature and relays its measurements to a central logger so that I can plot graphs from the data.  The box needs a port for the antenna, good air flo...
By: fasaxc

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Mon, 30 Apr 2012 22:15:40 PDT
Build your own (at)tiny colour sensor. http://www.instructables.com/id/Build-your-own-attiny-colour-sensor/
Build your own (at)tiny colour sensor. - More DIY How To Projects]]> http://cdn.instructables.com/FTS/A2Y5/GZUASP9U/FTSA2Y5GZUASP9U.SQUARE2.jpg http://cdn.instructables.com/FTS/A2Y5/GZUASP9U/FTSA2Y5GZUASP9U.SQUARE.jpg http://cdn.instructables.com/FTS/A2Y5/GZUASP9U/FTSA2Y5GZUASP9U.SMALL.jpg janw A few months ago, I saw an instructable by fjordcarver on how to build a coloursensor with an RGB led and an LDR. It inspired me to try whether I could improve his design. Here are the things that I wanted: The sensor should have as few pins as possible. It should work as a stand-alone ...
By: janw

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Sun, 25 Mar 2012 14:09:56 PDT
iphone apidictor for acoustal beehive swarm detection http://www.instructables.com/id/iphone-apidictor-for-acoustal-beehive-swarm-detect/
iphone apidictor for acoustal beehive swarm detection - More DIY How To Projects]]> http://cdn.instructables.com/F15/CVWD/GZGBNPLB/F15CVWDGZGBNPLB.SQUARE2.jpg http://cdn.instructables.com/F15/CVWD/GZGBNPLB/F15CVWDGZGBNPLB.SQUARE.jpg http://cdn.instructables.com/F15/CVWD/GZGBNPLB/F15CVWDGZGBNPLB.SMALL.jpg hydronics I've always been fascinated by colony insects.... need good quote here... I came across an article about Eddie Woods and his acoustical swarm detection machine, the Apidictor.  There are tons of beehives in my community and I wanted to get involved so I studied Eddie's work and applied an iphone ap...
By: hydronics

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Tue, 6 Mar 2012 09:54:45 PST
Garage Door Open Indicator Light http://www.instructables.com/id/Garage-Door-Open-Indicator-Light/
Garage Door Open Indicator Light - More DIY How To Projects]]> http://cdn.instructables.com/FAJ/4OXE/GVVPVE1D/FAJ4OXEGVVPVE1D.SQUARE2.jpg http://cdn.instructables.com/FAJ/4OXE/GVVPVE1D/FAJ4OXEGVVPVE1D.SQUARE.jpg http://cdn.instructables.com/FAJ/4OXE/GVVPVE1D/FAJ4OXEGVVPVE1D.SMALL.jpg stevemoseley This Instructable will explain how to make a simple flashing LED indicator to let you know when your garage door is open. At the end of the day I was always checking the overhead garage door on my house to make sure it was closed.  I decided to install a flashing LED light that would let me know wh...
By: stevemoseley

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Sun, 11 Dec 2011 12:41:28 PST
Using an RGB LED to Detect Colours http://www.instructables.com/id/Using-an-RGB-LED-to-Detect-Colours/
Using an RGB LED to Detect Colours - More DIY How To Projects]]> http://cdn.instructables.com/FS2/Q9XP/GVXH9Y9C/FS2Q9XPGVXH9Y9C.SQUARE2.jpg http://cdn.instructables.com/FS2/Q9XP/GVXH9Y9C/FS2Q9XPGVXH9Y9C.SQUARE.jpg http://cdn.instructables.com/FS2/Q9XP/GVXH9Y9C/FS2Q9XPGVXH9Y9C.SMALL.jpg fjordcarver I am going to show you how you can use an RGB LED and a Cds photocell as a colour sensor for a micro-controller. I will illustrate the method to retrieve a colour using Arduino, and I will show you a how you can verify the colour being scanned with a small Processing sketch. We will be making this ...
By: fjordcarver

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Tue, 6 Dec 2011 20:55:17 PST
Tilt Switches Made from Bottles of Craft Beads http://www.instructables.com/id/Tilt-Switches-Made-from-Bottles-of-Craft-Beads/
Tilt Switches Made from Bottles of Craft Beads - More DIY How To Projects]]> http://cdn.instructables.com/FTV/MCXW/GVA8VP5E/FTVMCXWGVA8VP5E.SQUARE2.jpg http://cdn.instructables.com/FTV/MCXW/GVA8VP5E/FTVMCXWGVA8VP5E.SQUARE.jpg http://cdn.instructables.com/FTV/MCXW/GVA8VP5E/FTVMCXWGVA8VP5E.SMALL.jpg fjordcarver If you are looking for a mercury-free tilt switch that you can make yourself on the cheap and quick as I was, then follow along and I will show you how to make some from little tiny bottles of crafting beads. Stuff you Need In order to make something similar, you will need.... a small bottle...
By: fjordcarver

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Thu, 1 Dec 2011 09:25:33 PST
Planting Subway Grates: Step by Step Instruction http://www.instructables.com/id/Planting-Subway-Grates-Step-by-Step-Instruction-1/
Planting Subway Grates: Step by Step Instruction - More DIY How To Projects]]> http://cdn.instructables.com/F29/Q9OK/GVIYJVYN/F29Q9OKGVIYJVYN.SQUARE2.jpg http://cdn.instructables.com/F29/Q9OK/GVIYJVYN/F29Q9OKGVIYJVYN.SQUARE.jpg http://cdn.instructables.com/F29/Q9OK/GVIYJVYN/F29Q9OKGVIYJVYN.SMALL.jpg GreatestGrates The premise of this project is to start a conversation about the potential for plants to filter the air flow from underground networks that exist in our cities. The spaces in between subway tunnels and the sidewalk/street surface can be metaphorically perceived as membranes within our city, and some...
By: GreatestGrates

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Wed, 30 Nov 2011 07:50:20 PST
Sensitive Tilt Trigger http://www.instructables.com/id/Sensitive-Tilt-Trigger/
Sensitive Tilt Trigger - More DIY How To Projects]]> http://cdn.instructables.com/F38/Q37U/GVZQ6IVC/F38Q37UGVZQ6IVC.SQUARE2.jpg http://cdn.instructables.com/F38/Q37U/GVZQ6IVC/F38Q37UGVZQ6IVC.SQUARE.jpg http://cdn.instructables.com/F38/Q37U/GVZQ6IVC/F38Q37UGVZQ6IVC.SMALL.jpg Captain Napalm Designed for any purpose that might need a very sensitive, any-direction, do-not-tilt switch. This instruction describes construction of: 1) My initial, hand-built prototype, thrown together in a single afternoon out of spare parts merely as proof of concept; 2) The follow-on, 2nd generation prototy...
By: Captain Napalm

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Fri, 25 Nov 2011 17:49:08 PST
Simple Light Detector with Sensitivity Control http://www.instructables.com/id/Simple-Light-Detector-with-Sensitivity-Control-No/
Simple Light Detector with Sensitivity Control - More DIY How To Projects]]> http://cdn.instructables.com/FW2/IXR5/GU6PH4IC/FW2IXR5GU6PH4IC.SQUARE2.jpg http://cdn.instructables.com/FW2/IXR5/GU6PH4IC/FW2IXR5GU6PH4IC.SQUARE.jpg http://cdn.instructables.com/FW2/IXR5/GU6PH4IC/FW2IXR5GU6PH4IC.SMALL.jpg WolfKodi Light detectors are one of the most popular sensor and they are commonly found in many real-world applications. They are widely used by electronic hobbyists and projects because they are practical and intriguing yet surprising easy to construct. This instructable will guide and show you how easy it ...
By: WolfKodi

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Wed, 26 Oct 2011 09:04:32 PDT
Motion Sensing Flasher with SFX http://www.instructables.com/id/Motion-Sensing-Flasher-with-SFX/
Motion Sensing Flasher with SFX - More DIY How To Projects]]> http://cdn.instructables.com/FU4/9U20/GTXKGS1J/FU49U20GTXKGS1J.SQUARE2.jpg http://cdn.instructables.com/FU4/9U20/GTXKGS1J/FU49U20GTXKGS1J.SQUARE.jpg http://cdn.instructables.com/FU4/9U20/GTXKGS1J/FU49U20GTXKGS1J.SMALL.jpg circuitmage This instructable covers a moderately simply way to put a few electronics gadgets together to make an automated Halloween greeting device, complete with flasher and sound effect box! For about 2 years I have wanted to put this thing together. Finally, I spent about half of my last Sunday and have ...
By: circuitmage

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Tue, 18 Oct 2011 18:44:51 PDT
Tilt Activated Switch http://www.instructables.com/id/Tilt-Activated-Switch/
Tilt Activated Switch - More DIY How To Projects]]> http://cdn.instructables.com/FM8/38D6/SN5EXCFG0AN/FM838D6SN5EXCFG0AN.SQUARE2.jpg http://cdn.instructables.com/FM8/38D6/SN5EXCFG0AN/FM838D6SN5EXCFG0AN.SQUARE.jpg http://cdn.instructables.com/FM8/38D6/SN5EXCFG0AN/FM838D6SN5EXCFG0AN.SMALL.jpg frank26080115 It's a 3 position SPDT switch that closes (on) when tilted. Made with 3 pieces of plastic, a washer, and three machine screws + nuts. I made this switch as a hack for a cheap r/c car controller, inspired by the wiimote controlled car.I just realized, this can also double as a pedometer or a shake se...
By: frank26080115

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Sat, 10 Feb 2007 16:45:44 PST
Mouse Trap Speed! http://www.instructables.com/id/Mouse-Trap-Speed/
Mouse Trap Speed! - More DIY How To Projects]]> http://cdn.instructables.com/F11/RBAB/GRN96K0F/F11RBABGRN96K0F.SQUARE2.jpg http://cdn.instructables.com/F11/RBAB/GRN96K0F/F11RBABGRN96K0F.SQUARE.jpg http://cdn.instructables.com/F11/RBAB/GRN96K0F/F11RBABGRN96K0F.SMALL.jpg LargeMouthBass I had been wondering for some time just how fast a mouse trap takes to slam shut once it has been tripped. What follows is a description of a simple way to measure the closing speed, along with the results I obtained. The trap I used was a classic Victor brand mouse trap. This is the kind that uses...
By: LargeMouthBass

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Tue, 23 Aug 2011 10:25:51 PDT
Portable wireless motion sensor triggered alarm with a wireless doorbell and an airwick motion sensor http://www.instructables.com/id/Wireless-motion-sensor-triggered-alarm-with-a-wire/
Portable wireless motion sensor triggered alarm with a wireless doorbell and an airwick motion sensor - More DIY How To Projects]]> http://cdn.instructables.com/FZ5/BDRL/GP6ZFHQ0/FZ5BDRLGP6ZFHQ0.SQUARE2.jpg http://cdn.instructables.com/FZ5/BDRL/GP6ZFHQ0/FZ5BDRLGP6ZFHQ0.SQUARE.jpg http://cdn.instructables.com/FZ5/BDRL/GP6ZFHQ0/FZ5BDRLGP6ZFHQ0.SMALL.jpg Tkdwn I had the idea to combine these two items for some time now, so when a local store got the wireless doorbell for about 11,50USD I just had to buy it.... Parts and tools needed: Soldering station Screwdriver Something to cut the pcb Wires 1x tip31 transistor 1x Airwick motion sensor 1x Wireless door...
By: Tkdwn

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Tue, 21 Jun 2011 10:26:56 PDT
Make an automatic plant light http://www.instructables.com/id/Make-an-automatic-plant-light/
Make an automatic plant light - More DIY How To Projects]]> http://cdn.instructables.com/FSN/YCLU/FROA58YQ/FSNYCLUFROA58YQ.SQUARE2.jpg http://cdn.instructables.com/FSN/YCLU/FROA58YQ/FSNYCLUFROA58YQ.SQUARE.jpg http://cdn.instructables.com/FSN/YCLU/FROA58YQ/FSNYCLUFROA58YQ.SMALL.jpg DemonDomen This light helps your plants grow.I got the idea from the Garduino, but nothing is taken from it. The schematic and the program are mine.This plant light gives your plants 4 additional hours of light per day. When it gets dark, it turns on and after 4 hours of darkness, the light turns out. The ligh...
By: DemonDomen

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Sat, 28 Feb 2009 08:40:00 PST
Re-purposing an Air Wick Freshmatic Compact i-Motion http://www.instructables.com/id/Re-purposing-an-Air-Wick-Freshmatic-Compact-i-Moti/
Re-purposing an Air Wick Freshmatic Compact i-Motion - More DIY How To Projects]]> http://cdn.instructables.com/FS6/YXS0/GE7LFGZ6/FS6YXS0GE7LFGZ6.SQUARE2.jpg http://cdn.instructables.com/FS6/YXS0/GE7LFGZ6/FS6YXS0GE7LFGZ6.SQUARE.jpg http://cdn.instructables.com/FS6/YXS0/GE7LFGZ6/FS6YXS0GE7LFGZ6.SMALL.jpg Doug Paradis The Air Wick Freshmatic Compact i-Motion air freshener is an intriguing target for re-purposing. It uses a passive infrared (PIR) sensor to detect motion in a room and then increases the rate that it dispenses air freshener. This air freshener sells for $8, but you can sometimes get it cheaper wit...
By: Doug Paradis

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Thu, 23 Sep 2010 22:07:39 PDT
The Touch Glove http://www.instructables.com/id/The-Touch-Glove/
The Touch Glove - More DIY How To Projects]]> http://cdn.instructables.com/F3Y/JMFH/GYQET14N/F3YJMFHGYQET14N.SQUARE2.jpg http://cdn.instructables.com/F3Y/JMFH/GYQET14N/F3YJMFHGYQET14N.SQUARE.jpg http://cdn.instructables.com/F3Y/JMFH/GYQET14N/F3YJMFHGYQET14N.SMALL.jpg allys727 The Touch Glove is an interactive piece intended for a user to experience the touch environment in a new and exciting way. Now, understanding texture is not only experienced by one’s sense of touch, but with the help of this glove, texture and touch can be experienced through the use of visual cues ...
By: allys727

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Thu, 9 Jun 2011 23:02:57 PDT
Conductive tassels http://www.instructables.com/id/Conductive-tassels/
Conductive tassels - More DIY How To Projects]]> http://cdn.instructables.com/FBH/O3UF/GNBEUXZY/FBHO3UFGNBEUXZY.SQUARE2.jpg http://cdn.instructables.com/FBH/O3UF/GNBEUXZY/FBHO3UFGNBEUXZY.SQUARE.jpg http://cdn.instructables.com/FBH/O3UF/GNBEUXZY/FBHO3UFGNBEUXZY.SMALL.jpg doisedois This is just an idea for a stroke sensor, based on Plusea's great stroke sensor tutorial: http://www.instructables.com/id/Stroke-Sensor/ ). The end result is quite cute without losing its effectiveness. For this experiment I used Shieldex 235/34 dtex 2-ply HC thread, which is quite thick. Be carefu...
By: doisedois

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Mon, 9 May 2011 06:07:39 PDT
Tilt Sensing Quilt http://www.instructables.com/id/Tilt-Sensing-Quilt/ http://cdn.instructables.com/FK0/9KUJ/GKS0U67G/FK09KUJGKS0U67G.SQUARE2.jpg http://cdn.instructables.com/FK0/9KUJ/GKS0U67G/FK09KUJGKS0U67G.SQUARE.jpg http://cdn.instructables.com/FK0/9KUJ/GKS0U67G/FK09KUJGKS0U67G.SMALL.jpg Plusea This quilt is made up of an array of 41 textile tilt sensors. Each sensor demonstrates a unique construction variation, showcasing different materials and techniques that can be used to create fabric tilt sensors. The Tilt Sensing Quilt took roughly a year to complete. It is a great demonstration o...
By: Plusea

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Wed, 9 Mar 2011 13:09:52 PST
Build a datalogger for your wireless sensor network http://www.instructables.com/id/Build-a-datalogger-for-your-wireless-sensor-networ/
Build a datalogger for your wireless sensor network - More DIY How To Projects]]> http://cdn.instructables.com/F6K/NCO4/GBZYPH3U/F6KNCO4GBZYPH3U.SQUARE2.jpg http://cdn.instructables.com/F6K/NCO4/GBZYPH3U/F6KNCO4GBZYPH3U.SQUARE.jpg http://cdn.instructables.com/F6K/NCO4/GBZYPH3U/F6KNCO4GBZYPH3U.SMALL.jpg salamandersensors We needed a datalogger that provided a timestamp, and that would last 2 weeks in the woods. Using a laptop would require a generator or humongous battery. This Instructable shows how to make a datalogger from an Arduino and datalogger shield connected to a TelosB wireless sensor board and a battery ...
By: salamandersensors

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Sun, 25 Jul 2010 20:03:52 PDT
Felted Crochet Stretch Sensor http://www.instructables.com/id/Felted-Crochet-Stretch-Sensor/
Felted Crochet Stretch Sensor - More DIY How To Projects]]> http://cdn.instructables.com/FUW/AKIA/GB288KT7/FUWAKIAGB288KT7.SQUARE2.jpg http://cdn.instructables.com/FUW/AKIA/GB288KT7/FUWAKIAGB288KT7.SQUARE.jpg http://cdn.instructables.com/FUW/AKIA/GB288KT7/FUWAKIAGB288KT7.SMALL.jpg laraCat Sensors come in many forms, you can buy them already manufactured, or make them yourself.  The latter is my favorite for many reasons. This sensor is meant to be integrated in to wearable technology projects as an alternative to buying manufactured sensors which are made of rubber, metals, plastics...
By: laraCat

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Wed, 30 Jun 2010 22:16:30 PDT
DIY Touch Sensor http://www.instructables.com/id/DIY-Touch-Sensor/
DIY Touch Sensor - More DIY How To Projects]]> http://cdn.instructables.com/FKF/BMDP/F8Y3RMTC/FKFBMDPF8Y3RMTC.SQUARE2.jpg http://cdn.instructables.com/FKF/BMDP/F8Y3RMTC/FKFBMDPF8Y3RMTC.SQUARE.jpg http://cdn.instructables.com/FKF/BMDP/F8Y3RMTC/FKFBMDPF8Y3RMTC.SMALL.jpg giladlotan This is a short instructable on how to use the Qprox IC (QT113G) as a touch sensor. Using this IC, you can essentially turn any object into a touch switch. This simple circuit may be hooked up to a microcontroller (in this case I used the MAKE controller board). Gather all the necessary parts 1....
By: giladlotan

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Tue, 13 Nov 2007 18:34:20 PST
Create own Membrane Matrix Keypad (and hooking it up to the Arduino) http://www.instructables.com/id/Create-own-Membrane-Matrix-Keypad-and-hooking-it-/
Create own Membrane Matrix Keypad (and hooking it up to the Arduino) - More DIY How To Projects]]> http://cdn.instructables.com/FUZ/33V5/G5LEJXNE/FUZ33V5G5LEJXNE.SQUARE2.jpg http://cdn.instructables.com/FUZ/33V5/G5LEJXNE/FUZ33V5G5LEJXNE.SQUARE.jpg http://cdn.instructables.com/FUZ/33V5/G5LEJXNE/FUZ33V5G5LEJXNE.SMALL.jpg TheBestJohn So you want to create your own membrane keypad? Why? well making your own keypad can be useful for many reasons. It's cheap and easy to do, it can be placed in situations where it may be vandalized or stolen without much frustration, It can be fully customized to display whatever you like, and you c...
By: TheBestJohn

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Tue, 16 Feb 2010 21:17:33 PST
Chuck TV Intersect Cube DIY working model http://www.instructables.com/id/Chuck-TV-Intersect-Cube-DIY-working-model/
Chuck TV Intersect Cube DIY working model - More DIY How To Projects]]> http://cdn.instructables.com/FTK/HSSH/G4PBP4UJ/FTKHSSHG4PBP4UJ.SQUARE2.jpg http://cdn.instructables.com/FTK/HSSH/G4PBP4UJ/FTKHSSHG4PBP4UJ.SQUARE.jpg http://cdn.instructables.com/FTK/HSSH/G4PBP4UJ/FTKHSSHG4PBP4UJ.SMALL.jpg e024576 Background: In the TV show “Chuck” (NBC Monday 8 PM EST) the hero, Chuck down loads all the governments’ top secrets as a series of encoded images from the Intersect computer.   In season 2 (2009) we got to see the Intersect - a white translucent cube spinning inside a long vertical cylinder, its c...
By: e024576

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Wed, 3 Feb 2010 18:23:30 PST
How to Make a Ridiculously Cheap Analog Pressure Sensor http://www.instructables.com/id/How-to-Make-a-Ridiculously-Cheap-Analog-Pressure-S/
How to Make a Ridiculously Cheap Analog Pressure Sensor - More DIY How To Projects]]> http://cdn.instructables.com/FJD/7ZKT/G51GRCFD/FJD7ZKTG51GRCFD.SQUARE2.jpg http://cdn.instructables.com/FJD/7ZKT/G51GRCFD/FJD7ZKTG51GRCFD.SQUARE.jpg http://cdn.instructables.com/FJD/7ZKT/G51GRCFD/FJD7ZKTG51GRCFD.SMALL.jpg hiskeyd Tired of paying exorbitant amounts for a simple analog pressure sensor?  Well here is an easy smeasy way to make an incredibly cheap analog pressure sensor.  This pressure sensor won’t be terribly accurate in terms of measuring precise weight or things of this nature, though it can be calibrated som...
By: hiskeyd

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Tue, 2 Feb 2010 11:17:03 PST
Make an acoustic rain gauge (disdrometer) http://www.instructables.com/id/Make-an-acoustic-rain-gauge-disdrometer/
Make an acoustic rain gauge (disdrometer) - More DIY How To Projects]]> http://cdn.instructables.com/FSB/K2IH/FXK6ANM6/FSBK2IHFXK6ANM6.SQUARE2.jpg http://cdn.instructables.com/FSB/K2IH/FXK6ANM6/FSBK2IHFXK6ANM6.SQUARE.jpg http://cdn.instructables.com/FSB/K2IH/FXK6ANM6/FSBK2IHFXK6ANM6.SMALL.jpg nusnel For a project at Delft University of Technology (The Netherlands) we are building cheap, durable acoustic rain gauges, known as disdrometers. These devices "listen" to the rain and calculate the rain rate from the acoustic signal. But you can also listen to the signal: that way, you can hear the rai...
By: nusnel

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Sun, 26 Jul 2009 12:38:34 PDT