Instructables: exploring - stepbystep - technology - sensors http://www.instructables.com Wed, 17 Dec 2014 18:54:09 PST BLOX v1.01 Arduino Biometric Toggle Switch http://www.instructables.com/id/Biometric-LED/
Arduino Biometric Toggle Switch - More DIY How To Projects]]> http://cdn.instructables.com/F5C/D9MV/I3H4ZWB0/F5CD9MVI3H4ZWB0.SQUARE2.jpg http://cdn.instructables.com/F5C/D9MV/I3H4ZWB0/F5CD9MVI3H4ZWB0.SQUARE.jpg http://cdn.instructables.com/F5C/D9MV/I3H4ZWB0/F5CD9MVI3H4ZWB0.SMALL.jpg pelegren After I've made my first fingerprint sensor project to read my fingers and recognized me, I became obsessed with biometric system and was curious if i could use fingerprint to turn on and off a device. It was possible to open a lock of the door using fingerprint, but, what about closing or locking ...
By: pelegren

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Fri, 12 Dec 2014 03:53:30 PST
Glowing Christmas Tree Hack http://www.instructables.com/id/Glowing-Christmas-Tree-Hack/
Glowing Christmas Tree Hack - More DIY How To Projects]]> http://cdn.instructables.com/FGE/GFOB/I3H4UH0I/FGEGFOBI3H4UH0I.SQUARE2.jpg http://cdn.instructables.com/FGE/GFOB/I3H4UH0I/FGEGFOBI3H4UH0I.SQUARE.jpg http://cdn.instructables.com/FGE/GFOB/I3H4UH0I/FGEGFOBI3H4UH0I.SMALL.jpg BareConductive In this quick tutorial we show you how you can make a glowing paper Christmas tree using Electric Paint and some easy origami folds. To begin you will need: 1 x Electric Paint Pen1 x LED1 x 100K Resistors1 x LDR 2024031 x Transistor BC5481 x 9V Battery Clip1 x 9V Battery3 x Stickers1 x scissors1 ...
By: BareConductive

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Thu, 11 Dec 2014 01:46:45 PST
Auto street light switch using ldr and ic 555 http://www.instructables.com/id/Auto-street-light-switch-using-ldr-and-ic-555/
Auto street light switch using ldr and ic 555 - More DIY How To Projects]]> http://cdn.instructables.com/F17/BGN5/I327HQ86/F17BGN5I327HQ86.SQUARE2.jpg http://cdn.instructables.com/F17/BGN5/I327HQ86/F17BGN5I327HQ86.SQUARE.jpg http://cdn.instructables.com/F17/BGN5/I327HQ86/F17BGN5I327HQ86.SMALL.jpg ankit.mehta.1401933 Hello everyone this is my first instructables of automatic twilight switch using ldr this is simple project for beginners like me the main purpose of this project is it will automatically switched on when its dark and automatically off in dayi used a very simple and popular timer ic 555 Gather yo...
By: ankit.mehta.1401933

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Sun, 30 Nov 2014 12:32:51 PST
CellPump India Mark II Install http://www.instructables.com/id/SENSOR-INSTALLATION-FOR-INDIA-MARK-II/
CellPump India Mark II Install - More DIY How To Projects]]> http://cdn.instructables.com/F4P/2HY8/I3PRHCCC/F4P2HY8I3PRHCCC.SQUARE2.jpg http://cdn.instructables.com/F4P/2HY8/I3PRHCCC/F4P2HY8I3PRHCCC.SQUARE.jpg http://cdn.instructables.com/F4P/2HY8/I3PRHCCC/F4P2HY8I3PRHCCC.SMALL.jpg beach2654 IBICE BIKURIKIZWA MU KWENSITALA SENSA MURI INDIYA MAK TUThis instruction manual demonstrates the steps to follow for installing a remote monitoring sensor into an India Mark II water well hand pump. When reaching to the site open iForm on the iPad and locate the 'CellPump Sensor Install' form....
By: beach2654

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Wed, 26 Nov 2014 01:34:54 PST
Browser connection to Spark Core IOT Sensors http://www.instructables.com/id/Browser-connection-to-Spark-Core-IOT-Sensors/
Browser connection to Spark Core IOT Sensors - More DIY How To Projects]]> http://cdn.instructables.com/F4V/OCIA/I2XTVOD0/F4VOCIAI2XTVOD0.SQUARE2.jpg http://cdn.instructables.com/F4V/OCIA/I2XTVOD0/F4VOCIAI2XTVOD0.SQUARE.jpg http://cdn.instructables.com/F4V/OCIA/I2XTVOD0/F4VOCIAI2XTVOD0.SMALL.jpg uCHobby This is an introduction to simple web application development for Spark.IO core device and API service. I will walk you though your fist browser based web application which talks to your spark.io device.This instructable is focused on what happens after you have your core up and running. You should ...
By: uCHobby

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Tue, 25 Nov 2014 09:11:53 PST
how to make a obstacle detector http://www.instructables.com/id/how-to-make-a-obstacle-detector-2/
how to make a obstacle detector - More DIY How To Projects]]> http://cdn.instructables.com/FXF/VKJI/I2P3SNGR/FXFVKJII2P3SNGR.SQUARE2.jpg http://cdn.instructables.com/FXF/VKJI/I2P3SNGR/FXFVKJII2P3SNGR.SQUARE.jpg http://cdn.instructables.com/FXF/VKJI/I2P3SNGR/FXFVKJII2P3SNGR.SMALL.jpg ashwinisinha sense obstacle in path... material required we need1-photo sensor1-LEDs 1-battery1-piece of small wooden slabsome wire for connectionsome adhesive ....to fix sensor's fixing of photo sensor fix the photo sensor in front of led.. as in pic with help of adhesive on wooden slab connection conn...
By: ashwinisinha

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Thu, 20 Nov 2014 23:07:18 PST
Have your Christmas decorations welcome you without having to turn them on! http://www.instructables.com/id/Let-your-Christmas-decorations-welcome-you-without/
Have your Christmas decorations welcome you without having to turn them on! - More DIY How To Projects]]> http://cdn.instructables.com/F81/3OGB/I2KSFYF9/F813OGBI2KSFYF9.SQUARE2.jpg http://cdn.instructables.com/F81/3OGB/I2KSFYF9/F813OGBI2KSFYF9.SQUARE.jpg http://cdn.instructables.com/F81/3OGB/I2KSFYF9/F813OGBI2KSFYF9.SMALL.jpg JaimeQiu You love your Christmas decorations, but you wish they could turn on every time someone comes into the room instead of having to turn them on. Every time you or your guests come home, all of your Christmas decorations will come into action as soon as you know you are there. You will need these skill...
By: JaimeQiu

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Mon, 17 Nov 2014 01:42:54 PST
Yet Another Garage Door Status Indicator http://www.instructables.com/id/Yet-Another-Garage-Door-Status-Indicator/
Yet Another Garage Door Status Indicator - More DIY How To Projects]]> http://cdn.instructables.com/F4P/411G/I2IWDDBC/F4P411GI2IWDDBC.SQUARE2.jpg http://cdn.instructables.com/F4P/411G/I2IWDDBC/F4P411GI2IWDDBC.SQUARE.jpg http://cdn.instructables.com/F4P/411G/I2IWDDBC/F4P411GI2IWDDBC.SMALL.jpg steevbee This is a variation on a couple of previous garage door status indicator projects posted by others here on Instructables. The project employs 3 bipolar LED’s to show the status of 3 separate garage doors, where green = door closed and red = door open. A magnetic reed switch pair is mounted at each d...
By: steevbee

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Sat, 15 Nov 2014 20:46:25 PST
Day Night Sun Sensor made of Potentiometer LED LDR no microcontroller http://www.instructables.com/id/Day-Night-Sun-Sensor-made-of-Potentiometer-LED-LDR/
Day Night Sun Sensor made of Potentiometer LED LDR no microcontroller - More DIY How To Projects]]> http://cdn.instructables.com/FXD/IYK2/I1T48XO2/FXDIYK2I1T48XO2.SQUARE2.jpg http://cdn.instructables.com/FXD/IYK2/I1T48XO2/FXDIYK2I1T48XO2.SQUARE.jpg http://cdn.instructables.com/FXD/IYK2/I1T48XO2/FXDIYK2I1T48XO2.SMALL.jpg bastelking This is a tutorial for building a sensor, that indicates day, night and light intensity. Materiallist & Schematics What you need:Power Source (USB TTL Module 3,3V OUT)BreadboardJumper WirePotentiometer ( to trigger sensibility of dark sensor)3 X LED in prefered colour3 X LDRPlug all together as s...
By: bastelking

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Tue, 28 Oct 2014 04:41:17 PDT
DIY Magnet Sensor http://www.instructables.com/id/DIY-Magnet-Sensor/
DIY Magnet Sensor - More DIY How To Projects]]> http://cdn.instructables.com/F6C/8HXW/I1NEFCWJ/F6C8HXWI1NEFCWJ.SQUARE2.jpg http://cdn.instructables.com/F6C/8HXW/I1NEFCWJ/F6C8HXWI1NEFCWJ.SQUARE.jpg http://cdn.instructables.com/F6C/8HXW/I1NEFCWJ/F6C8HXWI1NEFCWJ.SMALL.jpg bastelking Here I show you how to make a simple magnet sensor by yourself.There are just a few things needed. Materiallist & Schematics What you need:Power Source ( USB TTL Module 3,3V out)Jumper WireBreadboardReed SwitchLEDPlug all together as shown on schematics and grab a magnet.Put it right over the swi...
By: bastelking

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Fri, 24 Oct 2014 09:53:24 PDT
Darkness Direction Sensor DIY Experiment easy http://www.instructables.com/id/Darkness-Direction-Sensor-DIY-Experiment-easy/
Darkness Direction Sensor DIY Experiment easy - More DIY How To Projects]]> http://cdn.instructables.com/FQW/4JIY/I1OTWSOO/FQW4JIYI1OTWSOO.SQUARE2.jpg http://cdn.instructables.com/FQW/4JIY/I1OTWSOO/FQW4JIYI1OTWSOO.SQUARE.jpg http://cdn.instructables.com/FQW/4JIY/I1OTWSOO/FQW4JIYI1OTWSOO.SMALL.jpg bastelking Here is shown, how to build a sensor that shows you in what direction darkness is. Materiallist & Schematics What you need:Power Source (9V Battery)BreadboardJumper Wire2 X LDR2 X LED2 X Resistor 100K Ohm2 X Resistor 330 Ohm2 X Transistor BC 547BPlug all together as shown on schematics and fisnis...
By: bastelking

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Thu, 23 Oct 2014 12:04:19 PDT
Motion Sensor Circuit with LED http://www.instructables.com/id/Motion-Sensor-Circuit-with-LED/
Motion Sensor Circuit with LED - More DIY How To Projects]]> http://cdn.instructables.com/FSH/GKQH/I1FQ7QLA/FSHGKQHI1FQ7QLA.SQUARE2.jpg http://cdn.instructables.com/FSH/GKQH/I1FQ7QLA/FSHGKQHI1FQ7QLA.SQUARE.jpg http://cdn.instructables.com/FSH/GKQH/I1FQ7QLA/FSHGKQHI1FQ7QLA.SMALL.jpg bastelking Here is a tiny motion sensor circuit, that enables to switch something when someone moves in front of the sensor. Get Material Materials needed:PowersourceMotion Sensor HC-SR501Resistor (maybe)LEDJumper Wire Plug everything together Now plug the stuff together like shown and test it. Finish ...
By: bastelking

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Sun, 19 Oct 2014 10:13:35 PDT
Darkness Sensor with LDR http://www.instructables.com/id/Darkness-Sensor-with-LDR/
Darkness Sensor with LDR - More DIY How To Projects]]> http://cdn.instructables.com/F62/VWCC/I1FQ7UKD/F62VWCCI1FQ7UKD.SQUARE2.jpg http://cdn.instructables.com/F62/VWCC/I1FQ7UKD/F62VWCCI1FQ7UKD.SQUARE.jpg http://cdn.instructables.com/F62/VWCC/I1FQ7UKD/F62VWCCI1FQ7UKD.SMALL.jpg bastelking Here you can learn how to make a Darkness Sensor with just few cheap parts.It´s really simple and easily made by yourself. List of Materials and Schematics What you´ll need:PowersourceJumperwire1 or more LDRLEDPotentiometerPlug everything together like shown on schematics and test it. ... make ...
By: bastelking

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Sun, 19 Oct 2014 10:01:47 PDT
Light Sensor form LDR and LED http://www.instructables.com/id/Light-Sensor-form-LDR-and-LED/
Light Sensor form LDR and LED - More DIY How To Projects]]> http://cdn.instructables.com/F73/XKF7/I1FQ7XTT/F73XKF7I1FQ7XTT.SQUARE2.jpg http://cdn.instructables.com/F73/XKF7/I1FQ7XTT/F73XKF7I1FQ7XTT.SQUARE.jpg http://cdn.instructables.com/F73/XKF7/I1FQ7XTT/F73XKF7I1FQ7XTT.SMALL.jpg bastelking Build a light sensor from only a few parts! Materiallist and Schematics What you need:PowersourceBreadboardJumperwireLEDLDRPut it all together as shown in the schematics and test it.
By: bastelking

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Sun, 19 Oct 2014 10:01:43 PDT
how to make light sensitive light http://www.instructables.com/id/how-to-make-light-sensitive-light/
how to make light sensitive light - More DIY How To Projects]]> http://cdn.instructables.com/F9O/9Q0Y/I1C1J43H/F9O9Q0YI1C1J43H.SQUARE2.jpg http://cdn.instructables.com/F9O/9Q0Y/I1C1J43H/F9O9Q0YI1C1J43H.SQUARE.jpg http://cdn.instructables.com/F9O/9Q0Y/I1C1J43H/F9O9Q0YI1C1J43H.SMALL.jpg Ashwini kumar sinha led automatically switch on and off as light intensity increase or decrese by Ashwini sinha Things you need 1 photo sensor or ldr1 led light1 battery(3.4v)20cm wire connect the photodiode in reverse biassing. do the connection as shown in fig now it is ready ....have a fun with it ..when th...
By: Ashwini kumar sinha

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Fri, 17 Oct 2014 19:23:12 PDT
How to Measure AC Current using Hall Effect Sensor with Arduino or other common Microcontrollers http://www.instructables.com/id/How-to-Measure-AC-Current-using-Hall-Effect-Sensor/
How to Measure AC Current using Hall Effect Sensor with Arduino or other common Microcontrollers - More DIY How To Projects]]> http://cdn.instructables.com/FEE/BRTG/I1941A6P/FEEBRTGI1941A6P.SQUARE2.jpg http://cdn.instructables.com/FEE/BRTG/I1941A6P/FEEBRTGI1941A6P.SQUARE.jpg http://cdn.instructables.com/FEE/BRTG/I1941A6P/FEEBRTGI1941A6P.SMALL.jpg e024576 Objective: This Instructable shows how making an interface box that, when spliced into an extension cord, allows common microcontrollers like Arduino to measure AC current as a DC voltage signal proportional to AC current. My specific application is measuring refrigerator energy usage.The challenge...
By: e024576

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Tue, 14 Oct 2014 07:22:38 PDT
Save The World One Drop At A Time, Part 3: Networking Your Sensors http://www.instructables.com/id/Save-The-World-One-Drop-At-A-Time-Part-3-Networkin/
Save The World One Drop At A Time, Part 3: Networking Your Sensors - More DIY How To Projects]]> http://cdn.instructables.com/FJJ/YVFP/I15KZLC8/FJJYVFPI15KZLC8.SQUARE2.jpg http://cdn.instructables.com/FJJ/YVFP/I15KZLC8/FJJYVFPI15KZLC8.SQUARE.jpg http://cdn.instructables.com/FJJ/YVFP/I15KZLC8/FJJYVFPI15KZLC8.SMALL.jpg jonathanmckeever For this project I worked together with Will Buchanan - Parts 1 and 2 - to create a home automation system that tracks water usage across fixtures in the home, (sink, shower, toilet etc). Using visual queues (including light color, duration and intensity) at each fixture the system should inform t...
By: jonathanmckeever

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Sun, 12 Oct 2014 16:26:22 PDT
Your Own Color Sensor using LEDs http://www.instructables.com/id/Your-Own-Color-Sensor-using-LEDs/
Your Own Color Sensor using LEDs - More DIY How To Projects]]> http://cdn.instructables.com/F0K/3BYU/I1560BNO/F0K3BYUI1560BNO.SQUARE2.jpg http://cdn.instructables.com/F0K/3BYU/I1560BNO/F0K3BYUI1560BNO.SQUARE.jpg http://cdn.instructables.com/F0K/3BYU/I1560BNO/F0K3BYUI1560BNO.SMALL.jpg electro18 Did you know that you can make a "cheap" but effective color sensor using some basic components? This super-easy instructable will guide you to make your own color sensor using a bunch of LEDs and an LDR.I've managed to make a well arranged, compact , enhanced and relatively thin sensor ( PCB Versio...
By: electro18

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Sun, 12 Oct 2014 11:37:37 PDT
Everything you need to know about colour sensors http://www.instructables.com/id/Everything-you-need-to-know-about-colour-sensors/
Everything you need to know about colour sensors - More DIY How To Projects]]> http://cdn.instructables.com/FII/FXM1/I138HUA3/FIIFXM1I138HUA3.SQUARE2.jpg http://cdn.instructables.com/FII/FXM1/I138HUA3/FIIFXM1I138HUA3.SQUARE.jpg http://cdn.instructables.com/FII/FXM1/I138HUA3/FIIFXM1I138HUA3.SMALL.jpg AlfredH1 This instructable describes a week-long project on colour sensors, their properties and their interaction with arduino. The sensors we worked with included:Sparkfun ADJD-S311-CR999 (Retired): https://www.sparkfun.com/products/retired/10701 (available in fritzing)Adafruit TCS34725: http://www.adafrui...
By: AlfredH1

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Fri, 10 Oct 2014 04:06:42 PDT
Ultrasonic Spider-Sense http://www.instructables.com/id/Ultrasonic-Spider-Sense/
Ultrasonic Spider-Sense - More DIY How To Projects]]> http://cdn.instructables.com/F14/YCE8/I11YUYHK/F14YCE8I11YUYHK.SQUARE2.jpg http://cdn.instructables.com/F14/YCE8/I11YUYHK/F14YCE8I11YUYHK.SQUARE.jpg http://cdn.instructables.com/F14/YCE8/I11YUYHK/F14YCE8I11YUYHK.SMALL.jpg DIY Hacks and How Tos We would all love to have superpowers. But you probably don't want to expose yourself to toxic chemicals or radiation in order to get them. Fortunately, there are some abilities that we can closely approximate with a little technology.For example, Spider-Man has a "spider sense" that alerts him to n...
By: DIY Hacks and How Tos

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Thu, 9 Oct 2014 11:33:49 PDT
Capacitive Fluid Level Sensor http://www.instructables.com/id/Capacitive-Fluid-Level-Sensor/
Capacitive Fluid Level Sensor - More DIY How To Projects]]> http://cdn.instructables.com/F4H/GCA2/I1559LZF/F4HGCA2I1559LZF.SQUARE2.jpg http://cdn.instructables.com/F4H/GCA2/I1559LZF/F4HGCA2I1559LZF.SQUARE.jpg http://cdn.instructables.com/F4H/GCA2/I1559LZF/F4HGCA2I1559LZF.SMALL.jpg dragonator For the next spring I plan to make a fully automatic hydroponic setup. While spring is over 6 months away from now (it is pretty much autumn right now), there is still plenty to do. One of the things I need for automation is a water level sensor, so the system knows how much water is in the system (...
By: dragonator

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Thu, 9 Oct 2014 10:17:25 PDT
Atlas Scientific and Raspberry Pi http://www.instructables.com/id/Atlas-Scientific-and-Raspberry-Pi/
Atlas Scientific and Raspberry Pi - More DIY How To Projects]]> http://cdn.instructables.com/FKW/S6OU/I0DOEBQT/FKWS6OUI0DOEBQT.SQUARE2.jpg http://cdn.instructables.com/FKW/S6OU/I0DOEBQT/FKWS6OUI0DOEBQT.SQUARE.jpg http://cdn.instructables.com/FKW/S6OU/I0DOEBQT/FKWS6OUI0DOEBQT.SMALL.jpg AtlasScientific This Instructable will you show you how to interface with Atlas Scientific sensors using a Raspberry Pi. There are 3 main ways to do this: By hooking a keyboard, monitor, and mouse up to the Pi and using it as a stand alone computer. By connecting the Pi to your local router with an ethernet...
By: AtlasScientific

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Mon, 22 Sep 2014 14:36:19 PDT
DIY Dark Sensor http://www.instructables.com/id/DIY-Dark-Sensor/
DIY Dark Sensor - More DIY How To Projects]]> http://cdn.instructables.com/FU2/08IP/I05EUSLN/FU208IPI05EUSLN.SQUARE2.jpg http://cdn.instructables.com/FU2/08IP/I05EUSLN/FU208IPI05EUSLN.SQUARE.jpg http://cdn.instructables.com/FU2/08IP/I05EUSLN/FU208IPI05EUSLN.SMALL.jpg abhirooprobotics Hello guyzHere is another instructable of making a cheap dark sensor from scratch!Its Cheap and works fine.No requirement of arduino or Ic's. Items Required So, For making this basic sensor , you will be required some basic items which can be easily purchased from a local electronics shop for som...
By: abhirooprobotics

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Tue, 16 Sep 2014 11:58:33 PDT
Beer Cooler Controller http://www.instructables.com/id/Beer-Cooler-Controller-1/
Beer Cooler Controller - More DIY How To Projects]]> http://cdn.instructables.com/FQ0/QYD7/HZZRN1L7/FQ0QYD7HZZRN1L7.SQUARE2.jpg http://cdn.instructables.com/FQ0/QYD7/HZZRN1L7/FQ0QYD7HZZRN1L7.SQUARE.jpg http://cdn.instructables.com/FQ0/QYD7/HZZRN1L7/FQ0QYD7HZZRN1L7.SMALL.jpg misperry Have you ever homebrewed or maybe just wanted to convert a chest freezer to the world's fastest refrigerator and keep your drinks Ice cold but had no idea of how to control the temperature so that you don't freeze your drinks? Well this is the instructable for you! In the next few videos I will sh...
By: misperry

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Sat, 13 Sep 2014 10:36:30 PDT
Hack an HC SR04 to a 3 pin sensor http://www.instructables.com/id/Hack-an-HC-SR04-to-a-3-pin-sensor/
Hack an HC SR04 to a 3 pin sensor - More DIY How To Projects]]> http://cdn.instructables.com/FRK/4LMJ/I00TH755/FRK4LMJI00TH755.SQUARE2.jpg http://cdn.instructables.com/FRK/4LMJ/I00TH755/FRK4LMJI00TH755.SQUARE.jpg http://cdn.instructables.com/FRK/4LMJ/I00TH755/FRK4LMJI00TH755.SMALL.jpg robobot3112 I hope you all have heard of that expensive-but-awesome parallax ping))) sensor. I cannot buy one of them it blasts my budget into tiny little pieces of debris floating around (30$ i mean). So what do you do? literally hack your problems into pieces. So guys with the hcsr04 if you are like me ponder...
By: robobot3112

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Sat, 13 Sep 2014 08:56:07 PDT
Weather station soil probe http://www.instructables.com/id/Weather-station-aux-sensor-improvement-for-use-in-/
Weather station soil probe - More DIY How To Projects]]> http://cdn.instructables.com/F3O/2RX1/HZNYGDN1/F3O2RX1HZNYGDN1.SQUARE2.jpg http://cdn.instructables.com/F3O/2RX1/HZNYGDN1/F3O2RX1HZNYGDN1.SQUARE.jpg http://cdn.instructables.com/F3O/2RX1/HZNYGDN1/F3O2RX1HZNYGDN1.SMALL.jpg Tecwyn Twmffat Measuring the temperature and humidity or moisture content of the soil is really useful when deciding whether the ground needs watering or a particular crop can be sown or not. Here, I managed to improve one of the auxiliary sensors from a Sinus TFA weather station to work in the soil. Diffic...
By: Tecwyn Twmffat

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Thu, 4 Sep 2014 04:46:35 PDT
How to make a camera calibration pattern http://www.instructables.com/id/How-to-make-a-camera-calibration-pattern/
How to make a camera calibration pattern - More DIY How To Projects]]> http://cdn.instructables.com/F7K/AAZN/HZIH88FR/F7KAAZNHZIH88FR.SQUARE2.jpg http://cdn.instructables.com/F7K/AAZN/HZIH88FR/F7KAAZNHZIH88FR.SQUARE.jpg http://cdn.instructables.com/F7K/AAZN/HZIH88FR/F7KAAZNHZIH88FR.SMALL.jpg mtourne Most computer vision problems rely on having a well calibrated camera, to know the focal length, center of the image and possibly undistort your image.You can calibrate your camera using software, for instance by following this ROS tutorial.To get good results a larger pattern is recommended, here i...
By: mtourne

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Sun, 31 Aug 2014 13:25:24 PDT
Changes Tracker http://www.instructables.com/id/Changes-Tracker/
Changes Tracker - More DIY How To Projects]]> http://cdn.instructables.com/FAB/BPBJ/HZB3RMHE/FABBPBJHZB3RMHE.SQUARE2.jpg http://cdn.instructables.com/FAB/BPBJ/HZB3RMHE/FABBPBJHZB3RMHE.SQUARE.jpg http://cdn.instructables.com/FAB/BPBJ/HZB3RMHE/FABBPBJHZB3RMHE.SMALL.jpg Changes Tracker I have decided to give such a title after realizing how changes in life are important. Fortunately, in the world of electronics, these changes can be quantified and also can be used in control systems. This instructable will demonstrate how different sensors can be used to gather data from the world...
By: Changes Tracker

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Wed, 27 Aug 2014 12:35:56 PDT
Simple Touch Switch 3904 NPN http://www.instructables.com/id/Simple-Touch-Switch-3904-NPN/
Simple Touch Switch 3904 NPN - More DIY How To Projects]]> http://cdn.instructables.com/F09/XLBD/HYZ9CKUO/F09XLBDHYZ9CKUO.SQUARE2.jpg http://cdn.instructables.com/F09/XLBD/HYZ9CKUO/F09XLBDHYZ9CKUO.SQUARE.jpg http://cdn.instructables.com/F09/XLBD/HYZ9CKUO/F09XLBDHYZ9CKUO.SMALL.jpg Bits4Bots Hello :) This project will show you how to make a simple touch switch using a 2N3904 (NPN) transistor.A newbie special 10 minutes project! Parts List: 1 LED1 2N3904 TransistorJumper Wires2 680 Ohm Resistors *or 1K or lessBreadboard or PCB w/solder5V Power Supply Connecting the Transistor Place...
By: Bits4Bots

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Sun, 17 Aug 2014 23:01:27 PDT
Program Linker Hall Sensor on pcDuino with Python http://www.instructables.com/id/Program-Linker-Hall-Sensor-on-pcDuino-with-Python/
Program Linker Hall Sensor on pcDuino with Python - More DIY How To Projects]]> http://cdn.instructables.com/FWY/UZUQ/HYS10R2H/FWYUZUQHYS10R2H.SQUARE2.jpg http://cdn.instructables.com/FWY/UZUQ/HYS10R2H/FWYUZUQHYS10R2H.SQUARE.jpg http://cdn.instructables.com/FWY/UZUQ/HYS10R2H/FWYUZUQHYS10R2H.SMALL.jpg Yanny Guo Linker Hall Sensor Module is a Hall sensor. A Hall effect sensor is a transducer that varies its output voltage in response to a magnetic field. Hall effect sensors are used for proximity switching, positioning, speed detection, and current sensing applications. In its simplest form, the sensor op...
By: Yanny Guo

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Wed, 13 Aug 2014 08:10:14 PDT
Pocket Photodiode Geiger Counter http://www.instructables.com/id/Pocket-Photodiode-Geiger-Counter/
Pocket Photodiode Geiger Counter - More DIY How To Projects]]> http://cdn.instructables.com/FZ1/Z2XF/HXRU3DL0/FZ1Z2XFHXRU3DL0.SQUARE2.jpg http://cdn.instructables.com/FZ1/Z2XF/HXRU3DL0/FZ1Z2XFHXRU3DL0.SQUARE.jpg http://cdn.instructables.com/FZ1/Z2XF/HXRU3DL0/FZ1Z2XFHXRU3DL0.SMALL.jpg JamecoElectronics Build a DIY geiger counter that uses a PIN photodiode as a substitute for an expensive Geiger-Mueller tube. It detects alpha and beta radiation particles. The circuit is soldered onto a small protoboard and everything is placed in an aluminum enclosure. Copper tubing and a piece of aluminum foil is ...
By: JamecoElectronics

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Fri, 18 Jul 2014 14:55:15 PDT
Exterior Motion Light Kit http://www.instructables.com/id/Exterior-Motion-Light-Kit/
Exterior Motion Light Kit - More DIY How To Projects]]> http://cdn.instructables.com/FZC/GR7E/HXRRPH2G/FZCGR7EHXRRPH2G.SQUARE2.jpg http://cdn.instructables.com/FZC/GR7E/HXRRPH2G/FZCGR7EHXRRPH2G.SQUARE.jpg http://cdn.instructables.com/FZC/GR7E/HXRRPH2G/FZCGR7EHXRRPH2G.SMALL.jpg JamecoElectronics This project requires understanding of how to read a circuit schematic. The Ardweeny has its own includedinstructions and will need to be assembled first before it is installed onto the protoboard. The circuit board and relay will be housed in an ABS plastic enclosure, so the presentation on the pro...
By: JamecoElectronics

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Wed, 16 Jul 2014 15:42:31 PDT
MSC Audio Technology http://www.instructables.com/id/MSC-Audio-Technology/
MSC Audio Technology - More DIY How To Projects]]> http://cdn.instructables.com/FYI/QB46/HXMUTW7Z/FYIQB46HXMUTW7Z.SQUARE2.jpg http://cdn.instructables.com/FYI/QB46/HXMUTW7Z/FYIQB46HXMUTW7Z.SQUARE.jpg http://cdn.instructables.com/FYI/QB46/HXMUTW7Z/FYIQB46HXMUTW7Z.SMALL.jpg jmclean1989 Welcome to my instructables presentation of my motion sensing audio patch in pure data. Step 1: The building blocks Max Neuperts patch shown Here, is what i consider to be thebuilding blocks of my pure data patch. This patch will also be included in the Patch Development folder Step 2 - S list...
By: jmclean1989

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Tue, 15 Jul 2014 10:25:43 PDT
Bluetooth LE Go-Anywhere Sensor Pack http://www.instructables.com/id/Bluetooth-LE-Go-Anywhere-Sensor-Pack/
Bluetooth LE Go-Anywhere Sensor Pack - More DIY How To Projects]]> http://cdn.instructables.com/FZZ/YB4D/HXLMJ6M7/FZZYB4DHXLMJ6M7.SQUARE2.jpg http://cdn.instructables.com/FZZ/YB4D/HXLMJ6M7/FZZYB4DHXLMJ6M7.SQUARE.jpg http://cdn.instructables.com/FZZ/YB4D/HXLMJ6M7/FZZYB4DHXLMJ6M7.SMALL.jpg intensePancake IntroductionIn recent years, portable sensor devices have gained a lot of popularity due to their ability to give you instant, accurate information about your local environment. Some of these devices include the Sensordrone, Smart Citizen, and the Storm Tag. These devices combine portability and a...
By: intensePancake

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Mon, 14 Jul 2014 23:21:29 PDT
DIY 3D Tilt Sensor http://www.instructables.com/id/DIY-3D-Tilt-Sensor/
DIY 3D Tilt Sensor - More DIY How To Projects]]> http://cdn.instructables.com/F2B/CTT7/HX1WBZ4J/F2BCTT7HX1WBZ4J.SQUARE2.jpg http://cdn.instructables.com/F2B/CTT7/HX1WBZ4J/F2BCTT7HX1WBZ4J.SQUARE.jpg http://cdn.instructables.com/F2B/CTT7/HX1WBZ4J/F2BCTT7HX1WBZ4J.SMALL.jpg tamberg How to build a DIY 3D tilt sensor Bluetooth HID controller Fun, educational to build, and a bit like magic. Check this video of the DIY 3D tilt sensor hooked up to Philips Hue. The project is designed to be made in a FabLab (Zürich represent!) with a laser cutter, a 3D printer and a soldering iron....
By: tamberg

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Mon, 30 Jun 2014 17:26:21 PDT
Sous Vide Oven Controller http://www.instructables.com/id/Sous-Vide-Oven-Controller/
Sous Vide Oven Controller - More DIY How To Projects]]> http://cdn.instructables.com/FH1/EINZ/HWUJTKWJ/FH1EINZHWUJTKWJ.SQUARE2.jpg http://cdn.instructables.com/FH1/EINZ/HWUJTKWJ/FH1EINZHWUJTKWJ.SQUARE.jpg http://cdn.instructables.com/FH1/EINZ/HWUJTKWJ/FH1EINZHWUJTKWJ.SMALL.gif 24Eng Instead of cutting apart a perfectly good Crock Pot this build will show you how to build a controller your appliance you can plug into. This modular approach means you do not need to buy a second appliance. If you have an old rice cooker in the cabinet you can make it a sous vide oven.The tricky p...
By: 24Eng

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Wed, 25 Jun 2014 06:52:53 PDT
Internet of Things Toilet Uploads Events to the Cloud (Raspberry PI) http://www.instructables.com/id/Internet-of-Things-Toilet-Uploads-Events-to-the-Cl/
Internet of Things Toilet Uploads Events to the Cloud (Raspberry PI) - More DIY How To Projects]]> http://cdn.instructables.com/FX9/FAHX/HWS3KL1A/FX9FAHXHWS3KL1A.SQUARE2.jpg http://cdn.instructables.com/FX9/FAHX/HWS3KL1A/FX9FAHXHWS3KL1A.SQUARE.jpg http://cdn.instructables.com/FX9/FAHX/HWS3KL1A/FX9FAHXHWS3KL1A.SMALL.jpg e024576 Internet of Things Toilet uploads flush events and toilet paper roll change out events to Google Drive spreadsheet.How does it work? – An aquarium liquid level sensor float switch detects toilet tank level; flushing lowers the level closing the switch. A photo cell located in socket (blind hole) of ...
By: e024576

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Mon, 23 Jun 2014 19:44:44 PDT
Arduino Soil Moisture Sensor http://www.instructables.com/id/Soil-Moisture-Sensor/
Arduino Soil Moisture Sensor - More DIY How To Projects]]> http://cdn.instructables.com/FCL/4GS3/HWNUKSZK/FCL4GS3HWNUKSZK.SQUARE2.jpg http://cdn.instructables.com/FCL/4GS3/HWNUKSZK/FCL4GS3HWNUKSZK.SQUARE.jpg http://cdn.instructables.com/FCL/4GS3/HWNUKSZK/FCL4GS3HWNUKSZK.SMALL.jpg innovativetom In this instructable I will show you how to connect the an Arduino Nano and a moisture sensor. The information will then be displayed with 5 LEDs. This is very easy build and I would class it as a beginner project. Arduino The Code: /* Innovativetom.com Flower Pot Soil Mosture SensorA0 - Soil Mo...
By: innovativetom

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Sun, 22 Jun 2014 19:07:18 PDT
RoomAlert- Intrusion Protection http://www.instructables.com/id/RoomAlert-Intrusion-Protection/
RoomAlert- Intrusion Protection - More DIY How To Projects]]> http://cdn.instructables.com/FEK/O7DN/HX1WCQ78/FEKO7DNHX1WCQ78.SQUARE2.jpg http://cdn.instructables.com/FEK/O7DN/HX1WCQ78/FEKO7DNHX1WCQ78.SQUARE.jpg http://cdn.instructables.com/FEK/O7DN/HX1WCQ78/FEKO7DNHX1WCQ78.SMALL.jpg landraka This was the creation for my open ended freshman engineering final project. We were told to build something that used electronics to improve the life of the public. It is my own design and idea, copy, improve and let me know what you have done with it in the comments. I attached a video a friend did...
By: landraka

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Fri, 20 Jun 2014 07:27:32 PDT
How to make a Dark Sensor http://www.instructables.com/id/How-to-make-a-Dark-Sensor-2/
How to make a Dark Sensor - More DIY How To Projects]]> http://cdn.instructables.com/FJG/TOLS/HWMXGM1E/FJGTOLSHWMXGM1E.SQUARE2.jpg http://cdn.instructables.com/FJG/TOLS/HWMXGM1E/FJGTOLSHWMXGM1E.SQUARE.jpg http://cdn.instructables.com/FJG/TOLS/HWMXGM1E/FJGTOLSHWMXGM1E.SMALL.jpg eaglerobot Hello everyone . This is my frist instructable on this site ..This idea came in my mind when i was reading of automatic street light . Here i have show an easy way to make a dark senensor it sence dark and then a light will glow automaticly . It is also helpfull in making of LFR-line following rob...
By: eaglerobot

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Thu, 19 Jun 2014 23:40:18 PDT
Pocket-Sized Ultrasonic Ruler http://www.instructables.com/id/Pocket-Sized-Ultrasonic-Ruler/
Pocket-Sized Ultrasonic Ruler - More DIY How To Projects]]> http://cdn.instructables.com/FGG/DMNB/HWDRHGR0/FGGDMNBHWDRHGR0.SQUARE2.jpg http://cdn.instructables.com/FGG/DMNB/HWDRHGR0/FGGDMNBHWDRHGR0.SQUARE.jpg http://cdn.instructables.com/FGG/DMNB/HWDRHGR0/FGGDMNBHWDRHGR0.SMALL.jpg bergerab Today everything is digitalized. Most of us don't bother to waste our time using maps, going to the record store, or even going to the DVD store anymore. So... why are so many people using tape-measures and rulers? Yes, they are reliable, but they are certainly not convenient. With innovations, such...
By: bergerab

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Sat, 14 Jun 2014 14:43:31 PDT
Simple Dark Detect LED Robot's Flashlight http://www.instructables.com/id/Simple-Dark-Detect-LED-Robots-Flashlight/
Simple Dark Detect LED Robot's Flashlight - More DIY How To Projects]]> http://cdn.instructables.com/FIB/QUVE/HWCJHZSS/FIBQUVEHWCJHZSS.SQUARE2.jpg http://cdn.instructables.com/FIB/QUVE/HWCJHZSS/FIBQUVEHWCJHZSS.SQUARE.jpg http://cdn.instructables.com/FIB/QUVE/HWCJHZSS/FIBQUVEHWCJHZSS.SMALL.jpg syfrog I'm going to show you a simple, adjustable light sensor circuit that activates in low light. Light sensing circuits are versatile and simple enough for beginners to build but have many useful applications.The circuit I am presenting is to be used as a headlamp for my robot A3-8D (anyone in manufactu...
By: syfrog

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Thu, 12 Jun 2014 14:12:35 PDT
Make Motion Activated Camera From Old Webcam http://www.instructables.com/id/Make-Motion-Activated-Camera-From-Old-Webcam/
Make Motion Activated Camera From Old Webcam - More DIY How To Projects]]> http://cdn.instructables.com/FVY/1HXG/HW7Q8QSO/FVY1HXGHW7Q8QSO.SQUARE2.jpg http://cdn.instructables.com/FVY/1HXG/HW7Q8QSO/FVY1HXGHW7Q8QSO.SQUARE.jpg http://cdn.instructables.com/FVY/1HXG/HW7Q8QSO/FVY1HXGHW7Q8QSO.SMALL.jpg Mrfatjonable Hi there. Have you ever asked yourself how to make Motion Activated Camera without motion sensor,buying electronics,or spending hours soldering , well this is your chance.The easiest way to make it.. Webcam Probably most of us have old,unusable webcam so it's time to make it our spy or our "guard...
By: Mrfatjonable

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Mon, 9 Jun 2014 09:27:51 PDT
Waking Up on the Right Side of the Bed Light http://www.instructables.com/id/Waking-Up-On-The-Right-Side-Of-The-Bed-Light/
Waking Up on the Right Side of the Bed Light - More DIY How To Projects]]> http://cdn.instructables.com/FF3/H8G2/HW3K4S4Z/FF3H8G2HW3K4S4Z.SQUARE2.jpg http://cdn.instructables.com/FF3/H8G2/HW3K4S4Z/FF3H8G2HW3K4S4Z.SQUARE.jpg http://cdn.instructables.com/FF3/H8G2/HW3K4S4Z/FF3H8G2HW3K4S4Z.SMALL.jpg kahht Here's a sensor-light that will let you know what temperature it is outside the moment you step out of bed... and prevent you from stubbing your toe in the process (well, I hope). The ConceptThe story begins with a tragedy. I got out of bed one morning, stubbed/broke my toe and suffered for a month ...
By: kahht

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Fri, 6 Jun 2014 07:07:56 PDT
3D Contactless Mouse (Interactive 3D Position Sensor) http://www.instructables.com/id/3D-Contactless-Mouse-Interactive-3D-Position-Senso/
3D Contactless Mouse (Interactive 3D Position Sensor) - More DIY How To Projects]]> http://cdn.instructables.com/FQ0/LGKB/HV3QC5WG/FQ0LGKBHV3QC5WG.SQUARE2.jpg http://cdn.instructables.com/FQ0/LGKB/HV3QC5WG/FQ0LGKBHV3QC5WG.SQUARE.jpg http://cdn.instructables.com/FQ0/LGKB/HV3QC5WG/FQ0LGKBHV3QC5WG.SMALL.jpg birdyberth Recently, I have made this 3D contactless mouse, which I use to control (or to try to control) my computer cursor. You can see the functionalities in the video below : All the computation is made on the arduino leonardo, which emulates a mouse. In fact, it's a very simple vision system that uses onl...
By: birdyberth

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Mon, 2 Jun 2014 20:02:32 PDT
Temperature And Humidity Sensor http://www.instructables.com/id/Temperature-And-Humidity-Sensor/
Temperature And Humidity Sensor - More DIY How To Projects]]> http://cdn.instructables.com/FAL/MGCZ/HVXE0RI1/FALMGCZHVXE0RI1.SQUARE2.jpg http://cdn.instructables.com/FAL/MGCZ/HVXE0RI1/FALMGCZHVXE0RI1.SQUARE.jpg http://cdn.instructables.com/FAL/MGCZ/HVXE0RI1/FALMGCZHVXE0RI1.SMALL.jpg rjkorn At work we use a lot of environmental monitors. I wanted something similar for home. I saw these DHT-11 Sensors on ebay pretty cheap. there are wider range and higher resolution version available but I wanted a few of them cheap.I decided to do a simple serial interface so it would work easily with...
By: rjkorn

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Mon, 2 Jun 2014 15:09:13 PDT
Automatic Beacon Night Light - Project Geek #3 http://www.instructables.com/id/Automatic-Beacon-Night-Light-Project-Geek-3/
Automatic Beacon Night Light - Project Geek #3 - More DIY How To Projects]]> http://cdn.instructables.com/F5W/UHE2/HVP6UIH3/F5WUHE2HVP6UIH3.SQUARE2.jpg http://cdn.instructables.com/F5W/UHE2/HVP6UIH3/F5WUHE2HVP6UIH3.SQUARE.jpg http://cdn.instructables.com/F5W/UHE2/HVP6UIH3/F5WUHE2HVP6UIH3.SMALL.jpg ProjectGeek Ever wondered how cool it would be if the lights got turned on as soon as you step into a room or when you wake up in the middle of the night and the lights get turned on automatically. I present to you the geeky automatic beacon light that is a great desk light or can be used as a bed light. The p...
By: ProjectGeek

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Tue, 27 May 2014 11:53:24 PDT
Micromouse(mobile robot) IR distance sensor board +tips http://www.instructables.com/id/Micromousemobile-robot-IR-distance-sensor-board-ti/
Micromouse(mobile robot) IR distance sensor board +tips - More DIY How To Projects]]> http://cdn.instructables.com/FK9/P7W4/HVKUHFSH/FK9P7W4HVKUHFSH.SQUARE2.jpg http://cdn.instructables.com/FK9/P7W4/HVKUHFSH/FK9P7W4HVKUHFSH.SQUARE.jpg http://cdn.instructables.com/FK9/P7W4/HVKUHFSH/FK9P7W4HVKUHFSH.SMALL.jpg gycka Hello and welcome to my first instructable! In this short instructable I will explain how to build an IR and phototransistor distance sensor unit. I built this sensor board for my Micromouse robot, however, this board should work on every robot which requires sensors that measure distance. Part a...
By: gycka

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Sat, 24 May 2014 15:53:20 PDT
making RGB color detection system with LED http://www.instructables.com/id/making-RGB-color-detection-system-with-LED/
making RGB color detection system with LED - More DIY How To Projects]]> http://cdn.instructables.com/FPH/80I1/HVGXHUPF/FPH80I1HVGXHUPF.SQUARE2.jpg http://cdn.instructables.com/FPH/80I1/HVGXHUPF/FPH80I1HVGXHUPF.SQUARE.jpg http://cdn.instructables.com/FPH/80I1/HVGXHUPF/FPH80I1HVGXHUPF.SMALL.jpg ychen17 making a new project with micro controller and LEDS
By: ychen17

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Wed, 21 May 2014 16:41:19 PDT
Distance measurement and obstacle detection using NXP 89v51rd2fn and ultrasonic sensor HC-SR04. http://www.instructables.com/id/Distance-measurement-and-obstacle-detection-using--1/
Distance measurement and obstacle detection using NXP 89v51rd2fn and ultrasonic sensor HC-SR04. - More DIY How To Projects]]> http://cdn.instructables.com/F3O/47T4/HV9I48KR/F3O47T4HV9I48KR.SQUARE2.jpg http://cdn.instructables.com/F3O/47T4/HV9I48KR/F3O47T4HV9I48KR.SQUARE.jpg http://cdn.instructables.com/F3O/47T4/HV9I48KR/F3O47T4HV9I48KR.SMALL.jpg saurabh prashar Everyone uses arduino uno or mega to make projects as they are easy to use and the code for arduino is easily available on the arduino forums and no one uses atmel,philips or other microcontroller to make such projects as the coding is somewhat difficult . In this project of mine i have used phi...
By: saurabh prashar

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Mon, 19 May 2014 21:26:25 PDT