Instructables: exploring - technology - magnet - popular http://www.instructables.com Sun, 26 Jun 2016 03:20:43 PDT BLOX v1.01 Rare Earth Magnets From Old Hard Drives http://www.instructables.com/id/Rare-Earth-Magnets-From-Old-Hard-Drives/
Rare Earth Magnets From Old Hard Drives - More DIY How To Projects]]> http://cdn.instructables.com/FOF/7CEF/IPK94GT3/FOF7CEFIPK94GT3.SQUARE2.jpg http://cdn.instructables.com/FOF/7CEF/IPK94GT3/FOF7CEFIPK94GT3.SQUARE.jpg http://cdn.instructables.com/FOF/7CEF/IPK94GT3/FOF7CEFIPK94GT3.SMALL.jpg Lorddrake It happens to all of us eventually. You've upgraded your laptop from that ancient cinder block to a sleek new light weight model. You got a new desktop PC to replace the one that was so old the keyboard was in Sanskrit. You have moved over all you family pictures, every song you've collected sinc...
By: Lorddrake

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Sat, 18 Jun 2016 00:21:08 PDT
Magnetic Wireless Charging Hack To Any Smartphone For Free !!! http://www.instructables.com/id/Magnetic-Wireless-Charging-Hack-to-Any-Smartphone-/
Magnetic Wireless Charging Hack To Any Smartphone For Free !!! - More DIY How To Projects]]> http://cdn.instructables.com/FHT/FVV1/IPH4SDOE/FHTFVV1IPH4SDOE.SQUARE2.jpg http://cdn.instructables.com/FHT/FVV1/IPH4SDOE/FHTFVV1IPH4SDOE.SQUARE.jpg http://cdn.instructables.com/FHT/FVV1/IPH4SDOE/FHTFVV1IPH4SDOE.SMALL.jpg Kedar Nimbalkar Let's Make any smartphone or old cheap phone wireless charging compatible with this hack with just 4 magnets ! Absolutely free of cost to make with homemade things you have right now ! Smartphones are getting smarter in every aspect but the charging it with a cable still feels like the world is ston...
By: Kedar Nimbalkar

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Thu, 16 Jun 2016 00:12:48 PDT
Magnetic connectors for batteries http://www.instructables.com/id/Magnetic-Connectors-for-Batteries/
Magnetic connectors for batteries - More DIY How To Projects]]> http://cdn.instructables.com/F2V/OFOQ/IOOD5YBM/F2VOFOQIOOD5YBM.SQUARE2.jpg http://cdn.instructables.com/F2V/OFOQ/IOOD5YBM/F2VOFOQIOOD5YBM.SQUARE.jpg http://cdn.instructables.com/F2V/OFOQ/IOOD5YBM/F2VOFOQIOOD5YBM.SMALL.jpg Matlek Hi everyone,Here is a small tutorial about useful and easy to make battery connectors. I recently started to use 18650 cells batteries from old laptops, and I wanted a quick and easy way to connect them. Connectors using magnets were the best option, but I had to figure out how to use them correctly...
By: Matlek

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Thu, 26 May 2016 12:40:55 PDT
How to separate the Magnets from an old harddisk http://www.instructables.com/id/How-to-separate-the-Magnets-from-an-old-harddisk/
How to separate the Magnets from an old harddisk - More DIY How To Projects]]> http://cdn.instructables.com/FKZ/WJ6O/PYLES9J44FN/FKZWJ6OPYLES9J44FN.SQUARE2.jpg http://cdn.instructables.com/FKZ/WJ6O/PYLES9J44FN/FKZWJ6OPYLES9J44FN.SQUARE.jpg http://cdn.instructables.com/FKZ/WJ6O/PYLES9J44FN/FKZWJ6OPYLES9J44FN.SMALL.jpg HarryM Harddisks have a pair off very strong magnets in it, Unfortunately, they are placed on a metal plate for fixing them in the drive. It's very hard to remove them from the metal without breaking the magnet. But if you know the trick, it's very easy... This is the trick:.... What u need You just nee...
By: HarryM

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Thu, 21 Sep 2006 09:04:58 PDT
Magnetic Door Sensor and Arduino http://www.instructables.com/id/Magnetic-Door-Sensor-and-Arduino/
Magnetic Door Sensor and Arduino - More DIY How To Projects]]> http://cdn.instructables.com/FXP/KYUH/IE4ZRDS6/FXPKYUHIE4ZRDS6.SQUARE2.jpg http://cdn.instructables.com/FXP/KYUH/IE4ZRDS6/FXPKYUHIE4ZRDS6.SQUARE.jpg http://cdn.instructables.com/FXP/KYUH/IE4ZRDS6/FXPKYUHIE4ZRDS6.SMALL.jpg rsaiyid Hello, So I wanted to connect a magnetic door sensor to my door, to log basically if anyone came into my room while I was away at school, or if I entered the room after my school time, it'd play some cool welcoming sound. The following instructable is your guide to setting up a reed switch to do wha...
By: rsaiyid

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Fri, 4 Sep 2015 11:39:05 PDT
DC Brush Motor for Learning Fun http://www.instructables.com/id/DC-Brush-Motor-for-Learning-Fun/
DC Brush Motor for Learning Fun - More DIY How To Projects]]> http://cdn.instructables.com/F79/XG6B/GUCF4PPE/F79XG6BGUCF4PPE.SQUARE2.jpg http://cdn.instructables.com/F79/XG6B/GUCF4PPE/F79XG6BGUCF4PPE.SQUARE.jpg http://cdn.instructables.com/F79/XG6B/GUCF4PPE/F79XG6BGUCF4PPE.SMALL.jpg Phil B A friend has a young son who is newly fascinated by motors and electrical things. This Instructable replicates a DC electric demonstration motor I made about two decades ago for my own children. It is offered here for the sake of parents and teachers like my friend who want to help young people buil...
By: Phil B

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Sat, 29 Oct 2011 13:41:04 PDT
How to Control an Electromagnet with an Arduino http://www.instructables.com/id/How-to-Control-an-Electromagnet-with-an-Arduino/
How to Control an Electromagnet with an Arduino - More DIY How To Projects]]> http://cdn.instructables.com/FX9/KGB7/HRCK25I0/FX9KGB7HRCK25I0.SQUARE2.jpg http://cdn.instructables.com/FX9/KGB7/HRCK25I0/FX9KGB7HRCK25I0.SQUARE.jpg http://cdn.instructables.com/FX9/KGB7/HRCK25I0/FX9KGB7HRCK25I0.SMALL.jpg ehill14 Electromagnets are fun to play with, but to do something more than just pick up paperclips, you need better control. This is a simple tutorial on how to operate one with the Arduino, but building of of this (and using a few more magnets), you can do a number of projects like rail guns, musical chime...
By: ehill14

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Sat, 8 Feb 2014 04:33:00 PST
Solo Cup Speakers http://www.instructables.com/id/Solo-Cup-Speakers/
Solo Cup Speakers - More DIY How To Projects]]> http://cdn.instructables.com/FJM/9SH8/IGXZ6ONV/FJM9SH8IGXZ6ONV.SQUARE2.jpg http://cdn.instructables.com/FJM/9SH8/IGXZ6ONV/FJM9SH8IGXZ6ONV.SQUARE.jpg http://cdn.instructables.com/FJM/9SH8/IGXZ6ONV/FJM9SH8IGXZ6ONV.SMALL.jpg KJMagnetics Did you know you can make speakers out of almost anything? In this Instructable, we'll take the ever popular solo cup and show you how you can turn them into audio speakers! Materials needed: 2 Solo or Plastic Cups, 30 gauge magnet wire, 2 neodymium magnets (P/N DCC), auxiliary cord. Tools needed: S...
By: KJMagnetics

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Fri, 13 Nov 2015 10:53:09 PST
Determine how magnetic field varies with distance http://www.instructables.com/id/Evaluate-magnetic-field-variation-with-distance/
Determine how magnetic field varies with distance - More DIY How To Projects]]> http://cdn.instructables.com/FLA/X259/HANAYGD5/FLAX259HANAYGD5.SQUARE2.jpg http://cdn.instructables.com/FLA/X259/HANAYGD5/FLAX259HANAYGD5.SQUARE.jpg http://cdn.instructables.com/FLA/X259/HANAYGD5/FLAX259HANAYGD5.SMALL.jpg Bill WW This Instructabler describes how to make a scientific investigation to determine how magnetic field varies with distance. Two methods are presented , and reasonable conclusions made. Note that the magnet used in this Instructable is a thin disk type, not a bar magnet. Tools and equipment: One ra...
By: Bill WW

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Mon, 17 Dec 2012 14:02:17 PST
How to make a cheap, simple, and effective alarm system http://www.instructables.com/id/How-to-make-a-cheap-simple-and-effective-alarm-s/
How to make a cheap, simple, and effective alarm system - More DIY How To Projects]]> http://cdn.instructables.com/FNI/NL1Y/GHONSSEO/FNINL1YGHONSSEO.SQUARE2.jpg http://cdn.instructables.com/FNI/NL1Y/GHONSSEO/FNINL1YGHONSSEO.SQUARE.jpg http://cdn.instructables.com/FNI/NL1Y/GHONSSEO/FNINL1YGHONSSEO.SMALL.jpg patriots8888 This is my fourth instructable. It is on how you can make an alarm without any expensive equipment. It takes very short to set up too. materials wire bar magnet(s) reed switch tape paper battery with holder buzzer door Intruders:) result   Step one: battery attach the battery/holder to the...
By: patriots8888

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Wed, 15 Dec 2010 15:42:44 PST
Shake Generator http://www.instructables.com/id/Shake-Generator/
Shake Generator - More DIY How To Projects]]> http://cdn.instructables.com/F96/9V56/IJUCLGCL/F969V56IJUCLGCL.SQUARE2.jpg http://cdn.instructables.com/F96/9V56/IJUCLGCL/F969V56IJUCLGCL.SQUARE.jpg http://cdn.instructables.com/F96/9V56/IJUCLGCL/F969V56IJUCLGCL.SMALL.jpg The Oakland Toy Lab This takes some shake to make! Time to make some light with the original shake weight, the piston generator. No batteries needed! Just some good old fashioned human power. This is one of my favorites for an introduction to electro-magnetism, and works great in concert with showing that electricity c...
By: The Oakland Toy Lab

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Mon, 25 Jan 2016 17:07:54 PST
How to make Solenoid Coil http://www.instructables.com/id/How-to-make-Solenoid-Coil/
How to make Solenoid Coil - More DIY How To Projects]]> http://cdn.instructables.com/FEH/HTXN/I5BS529I/FEHHTXNI5BS529I.SQUARE2.jpg http://cdn.instructables.com/FEH/HTXN/I5BS529I/FEHHTXNI5BS529I.SQUARE.jpg http://cdn.instructables.com/FEH/HTXN/I5BS529I/FEHHTXNI5BS529I.SMALL.jpg smithraj Following materials we need to make the Solenoid Coil.1. Magnet wire 26 to 28 gauge.2. 12 Volt Battery 3. Rs.2 Coin4. Empty pen plastic pipe5.Marker pen6.PCB Drill hand machine 7.Small file8.Cutter blade9. scaleruler10. Wiring casing camping Patti11.Heavy duty scissors. Step 2 Now take the empty...
By: smithraj

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Sun, 25 Jan 2015 22:16:52 PST
Magnet Car http://www.instructables.com/id/Magnet-Car/
Magnet Car - More DIY How To Projects]]> http://cdn.instructables.com/F7M/2H3U/IJ1RT6UD/F7M2H3UIJ1RT6UD.SQUARE2.jpg http://cdn.instructables.com/F7M/2H3U/IJ1RT6UD/F7M2H3UIJ1RT6UD.SQUARE.jpg http://cdn.instructables.com/F7M/2H3U/IJ1RT6UD/F7M2H3UIJ1RT6UD.SMALL.jpg KJMagnetics Here is a quick, easy way to create a self-propelled car using simple household items! All it takes is some magnets, a AA battery, and some aluminum foil! Find the Supplies As previously mentioned, you only need three things to complete the project-- a few magnets, a AA battery, and aluminum foi...
By: KJMagnetics

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Wed, 6 Jan 2016 10:59:01 PST
Cheap and Easy Tachometer (RPM Sensor) for Brushed DC Motors http://www.instructables.com/id/Cheap-and-Easy-Tachometer-RPM-Sensor-for-Brushed/
Cheap and Easy Tachometer (RPM Sensor) for Brushed DC Motors - More DIY How To Projects]]> http://cdn.instructables.com/FGT/XCRV/HHYLVUU2/FGTXCRVHHYLVUU2.SQUARE2.jpg http://cdn.instructables.com/FGT/XCRV/HHYLVUU2/FGTXCRVHHYLVUU2.SQUARE.jpg http://cdn.instructables.com/FGT/XCRV/HHYLVUU2/FGTXCRVHHYLVUU2.SMALL.jpg CalcProgrammer1 I just came up with a very simple, easy to implement, and very cheap way to monitor the RPM of brushed DC motors.  It would also work on brushless motors but there are better ways for them (counting phase changes) so I'd only recommend this for motors that otherwise have no means of determining spee...
By: CalcProgrammer1

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Mon, 17 Jun 2013 17:16:50 PDT
Permanent Magnets http://www.instructables.com/id/Permanent-Magnets/
Permanent Magnets - More DIY How To Projects]]> http://cdn.instructables.com/FMS/U34O/BVSERIE332L/FMSU34OBVSERIE332L.SQUARE2.jpg http://cdn.instructables.com/FMS/U34O/BVSERIE332L/FMSU34OBVSERIE332L.SQUARE.jpg http://cdn.instructables.com/FMS/U34O/BVSERIE332L/FMSU34OBVSERIE332L.SMALL.jpg FrenchCrawler I've covered how to make a temporary magnet, but what if you want a magnet that won't lose its properties. After I found that article on what my temporary magnetization technique was called (stroking), I was interested in trying to make the permanent magnet ( http://en.wikipedia.org/wiki/Magnets - U...
By: FrenchCrawler

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Thu, 7 Sep 2006 15:15:06 PDT
Magnetic Pendulum http://www.instructables.com/id/Magnetic-Pendulum/
Magnetic Pendulum - More DIY How To Projects]]> http://cdn.instructables.com/FSF/Y9IK/IF0XY8OG/FSFY9IKIF0XY8OG.SQUARE2.jpg http://cdn.instructables.com/FSF/Y9IK/IF0XY8OG/FSFY9IKIF0XY8OG.SQUARE.jpg http://cdn.instructables.com/FSF/Y9IK/IF0XY8OG/FSFY9IKIF0XY8OG.SMALL.jpg zohurap Here's a quick and simple project for a lazy afternoon. We are going to make a perpetual pendulum using Arduino and a few components. If you pack it nicely it will make a great decoration for your workshop or a nice gift. Parts Here are the basic parts you will need: Arduino. I use...
By: zohurap

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Sun, 27 Sep 2015 11:47:44 PDT
how to get tons of free enameled copper wire http://www.instructables.com/id/how-to-get-tons-of-free-enameled-copper-wire/
how to get tons of free enameled copper wire - More DIY How To Projects]]> http://cdn.instructables.com/F6K/X4YQ/GHZ75AUK/F6KX4YQGHZ75AUK.SQUARE2.jpg http://cdn.instructables.com/F6K/X4YQ/GHZ75AUK/F6KX4YQGHZ75AUK.SQUARE.jpg http://cdn.instructables.com/F6K/X4YQ/GHZ75AUK/F6KX4YQGHZ75AUK.SMALL.jpg Jimmy Proton There are tons of free copper wire rite under your nose and you dont even know it, hidden at the widest part of a CRT television/monitor held in by springs. There is a square black cable wrapped in tape. What many people dont seem to know is that its full of magnet wire! All you gotta do is mess up ...
By: Jimmy Proton

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Tue, 21 Dec 2010 12:58:59 PST
Simple MagLev Train http://www.instructables.com/id/Simple-MagLev-Train/
Simple MagLev Train - More DIY How To Projects]]> http://cdn.instructables.com/F1I/SA0P/IEMNHOU7/F1ISA0PIEMNHOU7.SQUARE2.jpg http://cdn.instructables.com/F1I/SA0P/IEMNHOU7/F1ISA0PIEMNHOU7.SQUARE.jpg http://cdn.instructables.com/F1I/SA0P/IEMNHOU7/F1ISA0PIEMNHOU7.SMALL.jpg KJMagnetics One popular science experiment we are often asked about is the magnetic levitating train. We built a basic version of this experiment to highlight some of the challenges and solutions of a project like this. Of course, once you figure out the basic setup we've built here, you could let your imaginat...
By: KJMagnetics

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Wed, 16 Sep 2015 10:23:06 PDT
How to make Google Cardboard | Turn your boring Smartphone into cool VR headset http://www.instructables.com/id/How-to-make-Google-Cardboard/
How to make Google Cardboard | Turn your boring Smartphone into cool VR headset - More DIY How To Projects]]> http://cdn.instructables.com/FDX/XEKZ/I1XEOCB1/FDXXEKZI1XEOCB1.SQUARE2.jpg http://cdn.instructables.com/FDX/XEKZ/I1XEOCB1/FDXXEKZI1XEOCB1.SQUARE.jpg http://cdn.instructables.com/FDX/XEKZ/I1XEOCB1/FDXXEKZI1XEOCB1.SMALL.jpg Electrify In this tutorial, you will learn how to make Google Cardboard out of just a piece of cardboard. With this you can play virtual reality or 3d games, take a virtual tour, and much more. For this to work, you will just need an Android phone, cardboards and a pair of lenses. Note that if you have any do...
By: Electrify

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Wed, 29 Oct 2014 04:03:26 PDT
How To Make Electricity! http://www.instructables.com/id/How-to-Make-Electricity/
How To Make Electricity! - More DIY How To Projects]]> http://cdn.instructables.com/FAJ/JDXK/I834V8YN/FAJJDXKI834V8YN.SQUARE2.jpg http://cdn.instructables.com/FAJ/JDXK/I834V8YN/FAJJDXKI834V8YN.SQUARE.jpg http://cdn.instructables.com/FAJ/JDXK/I834V8YN/FAJJDXKI834V8YN.SMALL.jpg funtogether Quick! Turn back NOW!! It's a trick! It's not an Instructable! It's a science lesson!O.K. Not to be dramatic, but electricity, and all things electronic, have a lot to do with science, and although this tutorial will contain science, it will also have hands-on examples.Have fun learning how el...
By: funtogether

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Sat, 4 Apr 2015 16:32:43 PDT
MAGNETIC LEVITATOR http://www.instructables.com/id/MAGNETIC-LEVITATOR/
MAGNETIC LEVITATOR - More DIY How To Projects]]> http://cdn.instructables.com/F8Z/8AVD/I5WCPCTI/F8Z8AVDI5WCPCTI.SQUARE2.jpg http://cdn.instructables.com/F8Z/8AVD/I5WCPCTI/F8Z8AVDI5WCPCTI.SQUARE.jpg http://cdn.instructables.com/F8Z/8AVD/I5WCPCTI/F8Z8AVDI5WCPCTI.SMALL.jpg aspirescience Magnetic levitation, maglev, is a method by which an object is suspended or floated in the air with no support other than magnetic fields.The fields are used to counteract the gravitational pull and any other counter acceleration. Magnetic levitation is applicable in maglev trains (and future ca...
By: aspirescience

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Sat, 7 Feb 2015 11:55:24 PST
Making an ElectroMagnet http://www.instructables.com/id/Making-an-ElectroMagnet/
Making an ElectroMagnet - More DIY How To Projects]]> http://cdn.instructables.com/FMK/30HP/I4MMRZF5/FMK30HPI4MMRZF5.SQUARE2.jpg http://cdn.instructables.com/FMK/30HP/I4MMRZF5/FMK30HPI4MMRZF5.SQUARE.jpg http://cdn.instructables.com/FMK/30HP/I4MMRZF5/FMK30HPI4MMRZF5.SMALL.jpg smartguest Overview: Our goal here is to make a simple electromagnet that can pick up objects made of iron or steel, without using a magnet.Materials: a long metal bolt, a roll of insulated copper wire, three battery holders, and five alligator clips, a pair of scissors, 9 AA batteries, and small iron objects....
By: smartguest

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Thu, 8 Jan 2015 11:55:14 PST
Arduino Fridge Magnet http://www.instructables.com/id/Arduino-Fridge-Magnet/
Arduino Fridge Magnet - More DIY How To Projects]]> http://cdn.instructables.com/FNU/XJI2/I2CV1H6D/FNUXJI2I2CV1H6D.SQUARE2.jpg http://cdn.instructables.com/FNU/XJI2/I2CV1H6D/FNUXJI2I2CV1H6D.SQUARE.jpg http://cdn.instructables.com/FNU/XJI2/I2CV1H6D/FNUXJI2I2CV1H6D.SMALL.jpg ThisIsSteve Do you have a habit of leaving notes on the fridge, now take it digital and add an Arduino to it.In this instructable I'm going to show you how to do just that. All you need is an Arduino, an LCD screen and a Bluetooth module to make this and a Android mobile to upload your note wireless. I tried to...
By: ThisIsSteve

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Mon, 10 Nov 2014 22:47:43 PST
DIY Electromagnet from Rubbish make it yourself in a few steps http://www.instructables.com/id/DIY-Electromagnet-from-Rubbish-make-it-yourself-in/
DIY Electromagnet from Rubbish make it yourself in a few steps - More DIY How To Projects]]> http://cdn.instructables.com/FPO/RPL8/I1NUEK30/FPORPL8I1NUEK30.SQUARE2.jpg http://cdn.instructables.com/FPO/RPL8/I1NUEK30/FPORPL8I1NUEK30.SQUARE.jpg http://cdn.instructables.com/FPO/RPL8/I1NUEK30/FPORPL8I1NUEK30.SMALL.jpg bastelking Here I show you how to make an electromagnet from rubbish.Besides a power source you only need 2 things. What you need:Power Source ( USB TTL Module 5V OUT)Ferrous Thing ( Screwdriver)Copper Coil from Electro Rubbish- also used but not necessary:BreadboardJumper WireVoltmeter Unwind Copper Coi...
By: bastelking

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Sat, 25 Oct 2014 01:05:01 PDT
The Healing Lamp http://www.instructables.com/id/The-Healing-Lamp/
The Healing Lamp - More DIY How To Projects]]> http://cdn.instructables.com/F6Q/ZBOU/I1IQA34Q/F6QZBOUI1IQA34Q.SQUARE2.jpg http://cdn.instructables.com/F6Q/ZBOU/I1IQA34Q/F6QZBOUI1IQA34Q.SQUARE.jpg http://cdn.instructables.com/F6Q/ZBOU/I1IQA34Q/F6QZBOUI1IQA34Q.SMALL.jpg dt4art The lamp is designed to be environmentally friendly with visible and touchable functions. The branch is the symbol of nature. The natural shapes give us comfortable feelings and emotions.It is an aesthetically artistic item even the branch lights off. I design for a person who needs to decorate easi...
By: dt4art

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Tue, 21 Oct 2014 10:02:51 PDT
Mini Electric Motor http://www.instructables.com/id/Mini-Electric-Motor/
Mini Electric Motor - More DIY How To Projects]]> http://cdn.instructables.com/F7M/96WB/I1AVV0Q9/F7M96WBI1AVV0Q9.SQUARE2.jpg http://cdn.instructables.com/F7M/96WB/I1AVV0Q9/F7M96WBI1AVV0Q9.SQUARE.jpg http://cdn.instructables.com/F7M/96WB/I1AVV0Q9/F7M96WBI1AVV0Q9.SMALL.jpg EZHacks This is a really simple and great way to explore electric motors. Kids of all ages will love this and its a great way to see how electricity can be converted into physical motion. Materials Most of these materials you will have at home. Plastic or foam cup 2 paper clips large is best but small wi...
By: EZHacks

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Wed, 15 Oct 2014 10:17:32 PDT
How to skate by night - The Beamboarder http://www.instructables.com/id/The-Beamboarder-Lets-You-Skate-at-Night/
How to skate by night - The Beamboarder - More DIY How To Projects]]> http://cdn.instructables.com/F98/C8J5/I0A55LG7/F98C8J5I0A55LG7.SQUARE2.jpg http://cdn.instructables.com/F98/C8J5/I0A55LG7/F98C8J5I0A55LG7.SQUARE.jpg http://cdn.instructables.com/F98/C8J5/I0A55LG7/F98C8J5I0A55LG7.SMALL.jpg LyonCy Runtime:Up to two hours Power:~4W @ 600 LumenPrice:25€ with chargerCreate a magnetic 4 watt high power LED head lamp for applications like longboards out of an old hard disk drive for less than 25 $. The case of the HDD can be recycled to a nice room light.Skating at night can be really dangerous. O...
By: LyonCy

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Wed, 13 Aug 2014 07:49:23 PDT
ferromagnetic fluid http://www.instructables.com/id/ferromagnetic-fluid/
ferromagnetic fluid - More DIY How To Projects]]> http://cdn.instructables.com/F0R/E230/HY736FCH/F0RE230HY736FCH.SQUARE2.jpg http://cdn.instructables.com/F0R/E230/HY736FCH/F0RE230HY736FCH.SQUARE.jpg http://cdn.instructables.com/F0R/E230/HY736FCH/F0RE230HY736FCH.SMALL.jpg mikeasaurus Magnetic silly putty was pretty awesome, but it's time to take it to the next level with ferromagnetic fluid! Making your own ferromagnetic fluid (ferrofluid) is super easy, and it uses the same easy to get black iron oxide powder as the magnetic putty. The best thing about ferromagnetic fluid ...
By: mikeasaurus

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Tue, 29 Jul 2014 10:40:46 PDT
GoPro Magnetic Mini Ball Head Mount http://www.instructables.com/id/GoPro-Magnetic-Mini-Ball-Head-Mount/
GoPro Magnetic Mini Ball Head Mount - More DIY How To Projects]]> http://cdn.instructables.com/F00/IZCA/HW8T05VG/F00IZCAHW8T05VG.SQUARE2.jpg http://cdn.instructables.com/F00/IZCA/HW8T05VG/F00IZCAHW8T05VG.SQUARE.jpg http://cdn.instructables.com/F00/IZCA/HW8T05VG/F00IZCAHW8T05VG.SMALL.jpg peterthomsen One of my favorite DIY GoPro mounts. This versatile mount is super simple to make and comes in handy all of the time. Assembly takes a few minutes. Materials cost about $15.Materials: 65# Hold Magnet ($8 hardware store) Mini Ball head ($4 ebay) GoPro Tripod Mount ($3 ebay) 1/2" 1/4-20 machine s...
By: peterthomsen

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Tue, 10 Jun 2014 12:48:18 PDT
Robo-Mobile - A Homemade Bluetooth Robot http://www.instructables.com/id/Robo-Mobile-A-Homemade-Bluetooth-Robot/
Robo-Mobile - A Homemade Bluetooth Robot - More DIY How To Projects]]> http://cdn.instructables.com/FIW/NTPA/HUU1GL68/FIWNTPAHUU1GL68.SQUARE2.jpg http://cdn.instructables.com/FIW/NTPA/HUU1GL68/FIWNTPAHUU1GL68.SQUARE.jpg http://cdn.instructables.com/FIW/NTPA/HUU1GL68/FIWNTPAHUU1GL68.SMALL.jpg Razer0901 Background This robot is one I built to learn. Before this project I did get my feet wet with a few small scale Arduino projects like an ultrasonic robot, (that would move backwards until it was a certain distance away from the wall,) and I did get to play with a few of the shields designed for t...
By: Razer0901

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Mon, 5 May 2014 15:47:42 PDT
Simple dc motor with forward/reverse and self starting http://www.instructables.com/id/Simple-dc-motor-with-forwardreverse-and-self-start/
Simple dc motor with forward/reverse and self starting - More DIY How To Projects]]> http://cdn.instructables.com/FF8/BW2B/HSUELO2J/FF8BW2BHSUELO2J.SQUARE2.jpg http://cdn.instructables.com/FF8/BW2B/HSUELO2J/FF8BW2BHSUELO2J.SQUARE.jpg http://cdn.instructables.com/FF8/BW2B/HSUELO2J/FF8BW2BHSUELO2J.SMALL.jpg nlinventor Grandson Nicholas and I developed this simple motor for his school project. We checked the web for ideas and then evolved this motor that has a number of unique features that make the motor easy to start and run.  The motor also features a forward-reverse and speed control.   The motor armature rot...
By: nlinventor

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Tue, 18 Mar 2014 16:05:38 PDT
Leather & Sugru iPad Air Stand http://www.instructables.com/id/Leather-Sugru-iPad-Air-Stand/
Leather & Sugru iPad Air Stand - More DIY How To Projects]]> http://cdn.instructables.com/FDH/CONF/HRTWJWM1/FDHCONFHRTWJWM1.SQUARE2.jpg http://cdn.instructables.com/FDH/CONF/HRTWJWM1/FDHCONFHRTWJWM1.SQUARE.jpg http://cdn.instructables.com/FDH/CONF/HRTWJWM1/FDHCONFHRTWJWM1.SMALL.jpg lightningad Initially i wanted to try design a portable stand for my iPad, that would take up no more room than the ipad itself, and that would hold the device at the right angle for using on my desktop at work. I don't want an all enclosing case, just a stand, but one that was a little more curvacious than the...
By: lightningad

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Wed, 19 Feb 2014 04:37:25 PST
Find Strong Magnets Inside Old Electronics http://www.instructables.com/id/Find-Strong-Magnets-Inside-Old-Electronics/
Find Strong Magnets Inside Old Electronics - More DIY How To Projects]]> http://cdn.instructables.com/FPU/3CU9/HQJDT5SA/FPU3CU9HQJDT5SA.SQUARE2.jpg http://cdn.instructables.com/FPU/3CU9/HQJDT5SA/FPU3CU9HQJDT5SA.SQUARE.jpg http://cdn.instructables.com/FPU/3CU9/HQJDT5SA/FPU3CU9HQJDT5SA.SMALL.jpg mist8k Need magnets? Lets try and find some free magnets inside old household electronics! 
By: mist8k

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Fri, 17 Jan 2014 09:25:20 PST
Magnetic Gem & Mineral Float Tester http://www.instructables.com/id/Magnetic-Gem-Mineral-Float-Tester/
Magnetic Gem & Mineral Float Tester - More DIY How To Projects]]> http://cdn.instructables.com/FCI/5PHU/HPAE5IKN/FCI5PHUHPAE5IKN.SQUARE2.jpg http://cdn.instructables.com/FCI/5PHU/HPAE5IKN/FCI5PHUHPAE5IKN.SQUARE.jpg http://cdn.instructables.com/FCI/5PHU/HPAE5IKN/FCI5PHUHPAE5IKN.SMALL.jpg Fikjast Scott The reason why I created the magnetic gem and mineral float tester: I purchased a box full of used Silversmithing tools and in the bottom was a collection of gems and minerals. I needed a helpful diagnostic tool to identifying and sort my new found collection. I read on several ways of testing usi...
By: Fikjast Scott

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Mon, 16 Dec 2013 18:42:27 PST
Ultra-bright Emergency Waterproof Torch DIY (Rechargeble) http://www.instructables.com/id/Ultra-bright-Waterproof-Torch-DIY-Rechargeble/
Ultra-bright Emergency Waterproof Torch DIY (Rechargeble) - More DIY How To Projects]]> http://cdn.instructables.com/FNO/VUUS/HP7AO7AC/FNOVUUSHP7AO7AC.SQUARE2.jpg http://cdn.instructables.com/FNO/VUUS/HP7AO7AC/FNOVUUSHP7AO7AC.SQUARE.jpg http://cdn.instructables.com/FNO/VUUS/HP7AO7AC/FNOVUUSHP7AO7AC.SMALL.jpg PrathameshJ This is an Ultra bright torch Which is maximum recycled. This can be used for camping,Halloween,pool lights,night light, camera flash light,blackouts etc. Gathering Materials 1] DC Socket (Recycled Parts) 2] BL-5C (Recycled Parts) 3] Switch (Recycled Parts) 4] 3W ultabright led (Recycled Parts...
By: PrathameshJ

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Sun, 15 Dec 2013 00:08:20 PST
portable device car mount http://www.instructables.com/id/portable-device-car-mount/
portable device car mount - More DIY How To Projects]]> http://cdn.instructables.com/FFE/XRFJ/HO7XP4SI/FFEXRFJHO7XP4SI.SQUARE2.jpg http://cdn.instructables.com/FFE/XRFJ/HO7XP4SI/FFEXRFJHO7XP4SI.SQUARE.jpg http://cdn.instructables.com/FFE/XRFJ/HO7XP4SI/FFEXRFJHO7XP4SI.SMALL.jpg slevino I wanted a way to securely hold a portable device at any angle while in the car. My requirements were as follows: ** work with any device (within certain size ranges) ** Cheap ** Sturdy/secure ** flexible -- hold almost any device at any angle/position ** quick and easy to mount and remove ...
By: slevino

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Wed, 20 Nov 2013 11:07:14 PST
Glowing laser cut pendant with magnetic battery holder http://www.instructables.com/id/Glowing-laser-cut-pendant-with-magnetic-battery-ho/
Glowing laser cut pendant with magnetic battery holder - More DIY How To Projects]]> http://cdn.instructables.com/FP9/VYOX/HMMFB6D9/FP9VYOXHMMFB6D9.SQUARE2.jpg http://cdn.instructables.com/FP9/VYOX/HMMFB6D9/FP9VYOXHMMFB6D9.SQUARE.jpg http://cdn.instructables.com/FP9/VYOX/HMMFB6D9/FP9VYOXHMMFB6D9.SMALL.jpg OrenLederman After trying out various designs over the last couple of months (check out my other Instructables), I finally came up with this one. Inspired by the Led Earring instructable, I ended up using magnets to hold a coin cell battery and act as contacts for the LED. The cool part is that the battery actua...
By: OrenLederman

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Mon, 14 Oct 2013 21:04:50 PDT
Hard Drive Speaker http://www.instructables.com/id/Hard-Drive-Speaker-System/
Hard Drive Speaker - More DIY How To Projects]]> http://cdn.instructables.com/FVG/1GOL/PSYES9J7V7W/FVG1GOLPSYES9J7V7W.SQUARE2.jpg http://cdn.instructables.com/FVG/1GOL/PSYES9J7V7W/FVG1GOLPSYES9J7V7W.SQUARE.jpg http://cdn.instructables.com/FVG/1GOL/PSYES9J7V7W/FVG1GOLPSYES9J7V7W.SMALL.jpg sybyabraham In this instructable we turn a hard drive into a speaker.  Items Needed Items needed for this project : 1. Hard Disk Drive 2. Soldering Iron 3. Wire Cutter 4. T9 Torx Screw Driver Disassemble the hard disc drive. Disassemble the HDD.Use the T9 torx screw driver to remove the screws.Some o...
By: sybyabraham

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Sun, 8 Oct 2006 18:15:29 PDT
Magic Wand that can turn Electrical Appliances On and Off http://www.instructables.com/id/Magic-Wand-that-can-turn-Electrical-Appliances-On-/
Magic Wand that can turn Electrical Appliances On and Off - More DIY How To Projects]]> http://cdn.instructables.com/F3P/GHRV/HET1AQHE/F3PGHRVHET1AQHE.SQUARE2.jpg http://cdn.instructables.com/F3P/GHRV/HET1AQHE/F3PGHRVHET1AQHE.SQUARE.jpg http://cdn.instructables.com/F3P/GHRV/HET1AQHE/F3PGHRVHET1AQHE.SMALL.jpg DIY Hacks and How Tos Do you know a kid that likes to pretend that they are a wizard or a fairy princess? How would you like to give them a toy wand that can turn on/off electronic devices like magic? You may even be able to teach them a thing or two about electronics in the process. In this instructable I am going to s...
By: DIY Hacks and How Tos

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Mon, 13 May 2013 14:33:38 PDT
Shake it like a Tic-Tac! http://www.instructables.com/id/Shake-it-like-a-Tic-Tac!/
Shake it like a Tic-Tac! - More DIY How To Projects]]> http://cdn.instructables.com/F8B/9S5W/JQKES9J6A5G/F8B9S5WJQKES9J6A5G.SQUARE2.jpg http://cdn.instructables.com/F8B/9S5W/JQKES9J6A5G/F8B9S5WJQKES9J6A5G.SQUARE.jpg http://cdn.instructables.com/F8B/9S5W/JQKES9J6A5G/F8B9S5WJQKES9J6A5G.SMALL.jpg MrMunki Rechargeable led flashlight powered by magnets housed in the obligatory mints container. Parts PARTS: 150 ft. 30 gauge enamel-coated magnet wire 4 1/8" rare earth magnets 4 rectifier diodes (IN4007 MIC) Resistor (22 ohm) White led Switch Some sort of small rechargeable batteries Ballpoint pen ...
By: MrMunki

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Sat, 30 Sep 2006 21:42:00 PDT
Desktop Architecture Kit http://www.instructables.com/id/Desk-Architecture-Kit/
Desktop Architecture Kit - More DIY How To Projects]]> http://cdn.instructables.com/FAL/38F0/HIW8OG6S/FAL38F0HIW8OG6S.SQUARE2.jpg http://cdn.instructables.com/FAL/38F0/HIW8OG6S/FAL38F0HIW8OG6S.SQUARE.jpg http://cdn.instructables.com/FAL/38F0/HIW8OG6S/FAL38F0HIW8OG6S.SMALL.jpg hunterfrerich Make your own magnetic construction kit, unbound by angle or length, with the help of some 3D printed caps! Experiment Lots of interesting magnetic construction sets have been popping up, but they all seem content with making dodecahedrons all day long. If you're building a fort in the woods, ...
By: hunterfrerich

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Mon, 8 Jul 2013 20:40:53 PDT
How to make your own Metal Pulse Magnetizer 2 http://www.instructables.com/id/How-to-make-your-own-Metal-Pulse-Magnetizer-2/
How to make your own Metal Pulse Magnetizer 2 - More DIY How To Projects]]> http://cdn.instructables.com/FMY/4MCC/HIPIPUQW/FMY4MCCHIPIPUQW.SQUARE2.jpg http://cdn.instructables.com/FMY/4MCC/HIPIPUQW/FMY4MCCHIPIPUQW.SQUARE.jpg http://cdn.instructables.com/FMY/4MCC/HIPIPUQW/FMY4MCCHIPIPUQW.SMALL.jpg andreyeurope After making the first version of Metal Pulse Magnetizer, I have read some constructive comments so I decided to make the second version of this device, which is more stable and safer. You will see how to make it in next steps, but first, if you want, you can read this abstract which is about the mo...
By: andreyeurope

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Sat, 6 Jul 2013 10:13:05 PDT
Sony Smart Arm http://www.instructables.com/id/Sony-Smart-Arm/
Sony Smart Arm - More DIY How To Projects]]> http://cdn.instructables.com/FVS/6ZRB/HGH6Y8FG/FVS6ZRBHGH6Y8FG.SQUARE2.jpg http://cdn.instructables.com/FVS/6ZRB/HGH6Y8FG/FVS6ZRBHGH6Y8FG.SQUARE.jpg http://cdn.instructables.com/FVS/6ZRB/HGH6Y8FG/FVS6ZRBHGH6Y8FG.SMALL.jpg justurn So last year when I saw this   http://hackaday.com/2012/05/13/hacking-magnets-into-your-skin/ I thought that was something I really wanted to try so I did some research and found everything I needed to make it happen I got the implants in July and after a few months of healing i started using the I...
By: justurn

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Fri, 17 May 2013 04:45:44 PDT
Electromechanical Transducer Out of a Polystyrene Conical Section! http://www.instructables.com/id/Electromechanical-Transducer-Out-of-a-Polystyrene-/
Electromechanical Transducer Out of a Polystyrene Conical Section! - More DIY How To Projects]]> http://cdn.instructables.com/FPK/4XQV/F52STO8P/FPK4XQVF52STO8P.SQUARE2.jpg http://cdn.instructables.com/FPK/4XQV/F52STO8P/FPK4XQVF52STO8P.SQUARE.jpg http://cdn.instructables.com/FPK/4XQV/F52STO8P/FPK4XQVF52STO8P.SMALL.jpg Bookburn "A what?" you ask. An "electromechanical transducer" refers to the type of speakers we are most familiar with; a permanent magnet and an electromagnet wildly vibrating to produce sound. And by "polystyrene conical section" I mean plastic cup. Whatever this is, it is not an Instructable on how to ...
By: Bookburn

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Wed, 8 Aug 2007 20:50:32 PDT
Build a World's Smallest Electronic Shocker! http://www.instructables.com/id/How-to-build-the-Worlds-Smallest-Electronic-Shock/
Build a World's Smallest Electronic Shocker! - More DIY How To Projects]]> http://cdn.instructables.com/FES/AEBY/FIZPILCT/FESAEBYFIZPILCT.SQUARE2.jpg http://cdn.instructables.com/FES/AEBY/FIZPILCT/FESAEBYFIZPILCT.SQUARE.jpg http://cdn.instructables.com/FES/AEBY/FIZPILCT/FESAEBYFIZPILCT.SMALL.jpg Plasmana This amazing little shocker is very tiny and can be hidden almost anywhere and give someone a surprise shock! It can operated by almost any 1.5v batteries! So, on this instructable, I will show you how to make shockers that is smaller than a penny!However, the biggest disadvantage of this shocker is...
By: Plasmana

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Wed, 23 Jul 2008 14:27:46 PDT
Getting Useful Bits from a Microwave Oven #1 http://www.instructables.com/id/Getting-Useful-Bits-from-a-Microwave-Oven-1/
Getting Useful Bits from a Microwave Oven #1 - More DIY How To Projects]]> http://cdn.instructables.com/FKP/DQ80/HEBNGYSO/FKPDQ80HEBNGYSO.SQUARE2.jpg http://cdn.instructables.com/FKP/DQ80/HEBNGYSO/FKPDQ80HEBNGYSO.SQUARE.jpg http://cdn.instructables.com/FKP/DQ80/HEBNGYSO/FKPDQ80HEBNGYSO.SMALL.jpg Treknology This Instructable is about recovering the useful bits that can be found in a defective microwave oven. VERY SERIOUS WARNINGS: 1. Not only is this a mains-powered device, it can contain extremely dangerous high voltages. The capacitor that drives the magnetron has a built-in bleeder resistor for saf...
By: Treknology

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Sat, 16 Mar 2013 11:12:19 PDT
Make an Emergency Phone Charger - MacGyver Style! http://www.instructables.com/id/Make-an-Emergency-Phone-Charger-MacGyver-Style/
Make an Emergency Phone Charger - MacGyver Style! - More DIY How To Projects]]> http://cdn.instructables.com/FPL/LL9N/HD4VQ052/FPLLL9NHD4VQ052.SQUARE2.jpg http://cdn.instructables.com/FPL/LL9N/HD4VQ052/FPLLL9NHD4VQ052.SQUARE.jpg http://cdn.instructables.com/FPL/LL9N/HD4VQ052/FPLLL9NHD4VQ052.SMALL.jpg The King of Random In this video, you'll learn how to "MacGyver" a 40 Watt Electrical Generator from a cordless drill and a few household items.  Here's how to charge a phone, illuminate small lights, and make electricity in a pinch. For more projects like this, check out www.thekingofrandom.com Watch the Video! ...
By: The King of Random

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Thu, 14 Feb 2013 06:15:46 PST
GoPro Vehicle Mounts: The Magnet Mount http://www.instructables.com/id/GoPro-Vehicle-Mounts-The-Magnet-Mount/
GoPro Vehicle Mounts: The Magnet Mount - More DIY How To Projects]]> http://cdn.instructables.com/FT2/7D52/H67NS9DJ/FT27D52H67NS9DJ.SQUARE2.jpg http://cdn.instructables.com/FT2/7D52/H67NS9DJ/FT27D52H67NS9DJ.SQUARE.jpg http://cdn.instructables.com/FT2/7D52/H67NS9DJ/FT27D52H67NS9DJ.SMALL.jpg gjchandler The Bonneville Salt Flats have held an appeal to gearheads for nearly a century, the highlight of which is the annual "Speedweek" held in the month of August.  For the past 3 years two good friends of mine have made the journey from Minnesota to Utah in a unique vehicle they built by hand, with each...
By: gjchandler

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Tue, 7 Aug 2012 08:47:08 PDT
Window Painting Robot (arduino, processing, accelerometer) http://www.instructables.com/id/Window-Painting-Robot-arduino-controlled/
Window Painting Robot (arduino, processing, accelerometer) - More DIY How To Projects]]> http://cdn.instructables.com/FSL/NRR7/HCJNWJOP/FSLNRR7HCJNWJOP.SQUARE2.jpg http://cdn.instructables.com/FSL/NRR7/HCJNWJOP/FSLNRR7HCJNWJOP.SQUARE.jpg http://cdn.instructables.com/FSL/NRR7/HCJNWJOP/FSLNRR7HCJNWJOP.SMALL.jpg Patrick S The idea for this project came from one of my favorite 'ibles: the polargraph. I loved the drawing style and thought how cool would it be to do this on the side of a building? Unfortunately the challenges to setting up such a large polargraph on a student budget pushed me to find an alternate soluti...
By: Patrick S

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Wed, 6 Feb 2013 05:53:35 PST
Make a Real Working Speaker for Under $1.00! http://www.instructables.com/id/How-to-Make-a-Real-Working-Speaker-for-Under-100/
Make a Real Working Speaker for Under $1.00! - More DIY How To Projects]]> http://cdn.instructables.com/FYM/MMRO/HCB8KMY6/FYMMMROHCB8KMY6.SQUARE2.jpg http://cdn.instructables.com/FYM/MMRO/HCB8KMY6/FYMMMROHCB8KMY6.SQUARE.jpg http://cdn.instructables.com/FYM/MMRO/HCB8KMY6/FYMMMROHCB8KMY6.SMALL.jpg The King of Random Here's how to make a real working paper plate speaker for under $1.00! Watch the Video! $1 Paper Plate Speaker? Back in 2007, YouTube user HouseholdHacker posted a parody video on how to make a High-Def speaker for under a buck. MythBusters took on the challenge and busted it. Although t...
By: The King of Random

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Sat, 26 Jan 2013 14:22:39 PST