Instructables: exploring - technology - battery http://www.instructables.com Mon, 30 Mar 2015 16:01:55 PDT BLOX v1.01 Emergency D Battery from 4 AA's http://www.instructables.com/id/Emergency-D-Battery-from-4-AAs/
Emergency D Battery from 4 AA's - More DIY How To Projects]]> http://cdn.instructables.com/F17/NBTW/I7W1S2UH/F17NBTWI7W1S2UH.SQUARE2.jpg http://cdn.instructables.com/F17/NBTW/I7W1S2UH/F17NBTWI7W1S2UH.SQUARE.jpg http://cdn.instructables.com/F17/NBTW/I7W1S2UH/F17NBTWI7W1S2UH.SMALL.jpg jimmypat If you ever needed to fit a square peg into a round hole on short notice, then this Instructable is for you!With my parents over for the weekend, and the hour of midnight rapidly approaching, we needed to blow up the ol' air mattress and get to bed. But, lo and behold, one of the D batteries inside ...
By: jimmypat

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Mon, 30 Mar 2015 15:15:42 PDT
LED Poster with ATtiny45 Controller http://www.instructables.com/id/ATtiny45-LED-Poster/
LED Poster with ATtiny45 Controller - More DIY How To Projects]]> http://cdn.instructables.com/FH2/RRR5/I7SVWMO4/FH2RRR5I7SVWMO4.SQUARE2.jpg http://cdn.instructables.com/FH2/RRR5/I7SVWMO4/FH2RRR5I7SVWMO4.SQUARE.jpg http://cdn.instructables.com/FH2/RRR5/I7SVWMO4/FH2RRR5I7SVWMO4.SMALL.jpg comsa42 My highschool has a program where students can tutor other students. I got involved as a tutee, then a peer tutor. Everyone I've taught has found the program really helpful, so I decided to promote the program even further by building an LED poster!To control the flashing of the LEDs, this poster ha...
By: comsa42

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Sun, 29 Mar 2015 16:59:46 PDT
Homemade External DIY Portable Power Bank Backup Battery USB Charger Smart Mobile Phone http://www.instructables.com/id/Homemade-External-DIY-Portable-Power-Bank-Backup-B/
Homemade External DIY Portable Power Bank Backup Battery USB Charger Smart Mobile Phone - More DIY How To Projects]]> http://cdn.instructables.com/FWG/FIMQ/I7VQKEE4/FWGFIMQI7VQKEE4.SQUARE2.jpg http://cdn.instructables.com/FWG/FIMQ/I7VQKEE4/FWGFIMQI7VQKEE4.SQUARE.jpg http://cdn.instructables.com/FWG/FIMQ/I7VQKEE4/FWGFIMQI7VQKEE4.SMALL.jpg joulethief669 Homemade External DIY Portable Power Bank Backup Battery USB Charger Smart Mobile Phone with Hold Battery, Laptop cells 18650 new ( buy from EBay ) or take from old laptop batteries broken, Box take from Old modem ADSL, TP4056 Module buy from EBay about 2USD - very cheap for Powerbank Homemade
By: joulethief669

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Sat, 28 Mar 2015 08:47:34 PDT
DIY Popsicle Power Bank with extra battery http://www.instructables.com/id/DIY-Popsicle-Power-Bank-with-extra-battery/
DIY Popsicle Power Bank with extra battery - More DIY How To Projects]]> http://cdn.instructables.com/FZI/TS4K/I7MXNCG3/FZITS4KI7MXNCG3.SQUARE2.jpg http://cdn.instructables.com/FZI/TS4K/I7MXNCG3/FZITS4KI7MXNCG3.SQUARE.jpg http://cdn.instructables.com/FZI/TS4K/I7MXNCG3/FZITS4KI7MXNCG3.SMALL.jpg rizalakib I got one cell power bank and I can use it to charge my phone one time only. So, I got an idea to add extra battery on it which I took from disposable laptop battery. Here are steps I would share for you Things you'll need 1. Of course Power Bank2. Disposable laptop battery3. Pop...
By: rizalakib

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Thu, 26 Mar 2015 21:24:45 PDT
How to Protect any 18650 Cell http://www.instructables.com/id/How-to-Protect-any-18650-Cell/
How to Protect any 18650 Cell - More DIY How To Projects]]> http://cdn.instructables.com/FL7/B3B3/I7MXISX5/FL7B3B3I7MXISX5.SQUARE2.jpg http://cdn.instructables.com/FL7/B3B3/I7MXISX5/FL7B3B3I7MXISX5.SQUARE.jpg http://cdn.instructables.com/FL7/B3B3/I7MXISX5/FL7B3B3I7MXISX5.SMALL.jpg Imetomi In this instructable I'll show you a very useful life hack that is used to protect any 18650 cell. You can make it only with an old cell phone battery and with some wires. The Lithium ion batteries that are used in phones have a build in protection circuit, that automatically turns off if the voltag...
By: Imetomi

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Thu, 26 Mar 2015 10:58:28 PDT
CDV-700 battery hack http://www.instructables.com/id/CDV-700-battery-hack/
CDV-700 battery hack - More DIY How To Projects]]> http://cdn.instructables.com/FTR/XCYN/I78VOWQG/FTRXCYNI78VOWQG.SQUARE2.jpg http://cdn.instructables.com/FTR/XCYN/I78VOWQG/FTRXCYNI78VOWQG.SQUARE.jpg http://cdn.instructables.com/FTR/XCYN/I78VOWQG/FTRXCYNI78VOWQG.SMALL.jpg DavidN71 When the CDV-700 was made over 50 years ago they were intended to be powered by carbon-zinc D-cells. Carbon-zinc cells are no longer made, so alkaline D-cells are usually used in their place.This switch has 2 unintended consequences. The first is added weight as modern alkaline cells are much heavie...
By: DavidN71

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Sun, 15 Mar 2015 08:50:56 PDT
USB light for cell phone portable charger http://www.instructables.com/id/USB-light-for-cell-phone-portable-charger/
USB light for cell phone portable charger - More DIY How To Projects]]> http://cdn.instructables.com/F1H/5F2G/I72P3JC9/F1H5F2GI72P3JC9.SQUARE2.jpg http://cdn.instructables.com/F1H/5F2G/I72P3JC9/F1H5F2GI72P3JC9.SQUARE.jpg http://cdn.instructables.com/F1H/5F2G/I72P3JC9/F1H5F2GI72P3JC9.SMALL.jpg gmuñoz1 Most of us have in the backpack a portable charger if your phone runs out of battery. these portable chargers have a USB connector so it can give you many applications to these sources of energy. Tools and Materials Tools:pair of plierssoldering ironMaterials:portable chargersolderingLEDmale USB ...
By: gmuñoz1

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Tue, 10 Mar 2015 14:51:32 PDT
1st 9v Battery that can be recharged from a USB Port http://www.instructables.com/id/1st-9v-Battery-that-can-be-recharged-from-a-USB-Po/
1st 9v Battery that can be recharged from a USB Port - More DIY How To Projects]]> http://cdn.instructables.com/F6M/C2M1/I6ZTFSJ6/F6MC2M1I6ZTFSJ6.SQUARE2.jpg http://cdn.instructables.com/F6M/C2M1/I6ZTFSJ6/F6MC2M1I6ZTFSJ6.SQUARE.jpg http://cdn.instructables.com/F6M/C2M1/I6ZTFSJ6/F6MC2M1I6ZTFSJ6.SMALL.jpg Imetomi The 9v batteries are very often used in electronics, example: programmable circuits, robots and etc... But they have a very huge problem, theirs capacity is low and the rechargeable 9v batteries needs at least 9.5v to charge them up. I thought much time about this project because would be an importa...
By: Imetomi

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Tue, 10 Mar 2015 07:32:50 PDT
Modification of alkaline screwdriver http://www.instructables.com/id/Adding-handle-rechargeable-feature-to-screwdriver/
Modification of alkaline screwdriver - More DIY How To Projects]]> http://cdn.instructables.com/FCE/M11O/I70AYOPQ/FCEM11OI70AYOPQ.SQUARE2.jpg http://cdn.instructables.com/FCE/M11O/I70AYOPQ/FCEM11OI70AYOPQ.SQUARE.jpg http://cdn.instructables.com/FCE/M11O/I70AYOPQ/FCEM11OI70AYOPQ.SMALL.jpg sandilya.anisetty Original screwdriver runs with 4*1.5v non rechargeable cells. I modified the battery system with 5 rechargeable cells, So that we can get 6v to run the screwdriver perfectly. I also found difficulty in handling the screwdriver without handle. I thought to add handle at low cost and for easy handlin...
By: sandilya.anisetty

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Sun, 8 Mar 2015 10:10:12 PDT
Home Phone battery switch to Lithium Ion http://www.instructables.com/id/Home-Phone-battery-switch-to-Lithium-Ion/
Home Phone battery switch to Lithium Ion - More DIY How To Projects]]> http://cdn.instructables.com/FUZ/CSSG/I6WDLR7R/FUZCSSGI6WDLR7R.SQUARE2.jpg http://cdn.instructables.com/FUZ/CSSG/I6WDLR7R/FUZCSSGI6WDLR7R.SQUARE.jpg http://cdn.instructables.com/FUZ/CSSG/I6WDLR7R/FUZCSSGI6WDLR7R.SMALL.jpg gadgetmakerx FYI , I am not responsible if you mess up Hello there, This is a simple instruction to swap out the regular AAA battery out of the phone and insert a lithium Ion battery to replace it. Finding a left over battery and charging module Parts 1. Lithium Battery with PCB protection (I used an old bat...
By: gadgetmakerx

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Thu, 5 Mar 2015 14:27:03 PST
Flashlight batteries from laptop battery http://www.instructables.com/id/Flashlight-batteries-from-laptop-battery/
Flashlight batteries from laptop battery - More DIY How To Projects]]> http://cdn.instructables.com/FPH/V53R/I6UNA2YF/FPHV53RI6UNA2YF.SQUARE2.jpg http://cdn.instructables.com/FPH/V53R/I6UNA2YF/FPHV53RI6UNA2YF.SQUARE.jpg http://cdn.instructables.com/FPH/V53R/I6UNA2YF/FPHV53RI6UNA2YF.SMALL.jpg mandamados Use the cells from an old laptop battery to power a flashlight The flashlight battery The old laptop battery The old laptop battery. Open the plastic cover and remove the cells Cut the cells Cut the cells with wire-cutter Voltage testing Test the voltage of the cells and use them from ...
By: mandamados

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Wed, 4 Mar 2015 03:33:34 PST
Silencing the Verizon Battery Alarm http://www.instructables.com/id/Silencing-the-Verizon-Battery-Alarm/
Silencing the Verizon Battery Alarm - More DIY How To Projects]]> http://cdn.instructables.com/FYR/VC4Q/I6T7TCHQ/FYRVC4QI6T7TCHQ.SQUARE2.jpg http://cdn.instructables.com/FYR/VC4Q/I6T7TCHQ/FYRVC4QI6T7TCHQ.SQUARE.jpg http://cdn.instructables.com/FYR/VC4Q/I6T7TCHQ/FYRVC4QI6T7TCHQ.SMALL.jpg DanielL18 In addition to cable television and internet service, Verizon provides land-line telephone service. This service uses a voice over IP protocol, meaning it uses the internet service to deliver voice communications. To ensure uninterrupted land-line telephone service Verizon is required to provide a b...
By: DanielL18

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Tue, 3 Mar 2015 03:48:26 PST
How To Replace a Motherboard Battery!! http://www.instructables.com/id/How-To-Replace-a-Motherboard-Battery/
How To Replace a Motherboard Battery!! - More DIY How To Projects]]> http://cdn.instructables.com/F32/Z990/I6MC2MTO/F32Z990I6MC2MTO.SQUARE2.jpg http://cdn.instructables.com/F32/Z990/I6MC2MTO/F32Z990I6MC2MTO.SQUARE.jpg http://cdn.instructables.com/F32/Z990/I6MC2MTO/F32Z990I6MC2MTO.SMALL.jpg howtovideos77 This Instructable will show you how to replace a motherboard battery in a desktop tower** You will need a CR2032 Watch Battery ** Disconnect Tower 1) Unplug the tower2) Disconnect any cords or cables connected to the back of the towerMake sure to unplug any usb cables or anything else connected t...
By: howtovideos77

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Thu, 26 Feb 2015 13:43:55 PST
Home made robot gripper http://www.instructables.com/id/Home-made-robot-gripper/
Home made robot gripper - More DIY How To Projects]]> http://cdn.instructables.com/FUP/72XU/I6M2MMXQ/FUP72XUI6M2MMXQ.SQUARE2.jpg http://cdn.instructables.com/FUP/72XU/I6M2MMXQ/FUP72XUI6M2MMXQ.SQUARE.jpg http://cdn.instructables.com/FUP/72XU/I6M2MMXQ/FUP72XUI6M2MMXQ.SMALL.jpg sidrobot This is an instructable for making your own gripper for robot with the help of old stuff and reusing them to get the gripper..Grippers are used to hold and lift any object for changing it's placing from one place to other.The grippers available in market were costly so i decided on making my own gri...
By: sidrobot

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Thu, 26 Feb 2015 09:47:38 PST
12v lithium-ion or lifepo4 pack with solar charging? http://www.instructables.com/id/12v-lithium-ion-or-lifepo4-pack-with-solar-chargin/
12v lithium-ion or lifepo4 pack with solar charging? - More DIY How To Projects]]> http://cdn.instructables.com/FYG/96G9/I6KNCTB8/FYG96G9I6KNCTB8.SQUARE2.jpg http://cdn.instructables.com/FYG/96G9/I6KNCTB8/FYG96G9I6KNCTB8.SQUARE.jpg http://cdn.instructables.com/FYG/96G9/I6KNCTB8/FYG96G9I6KNCTB8.SMALL.jpg tikka88 i got stuck with my boombox project. Help wanted and appreciated very much! any suggestion taken into consideration and awarded with my deepest thanks. :) Help wanted from all off you geniuses! Hey! i´m building a boombox. and need a battery for it. audio stuff i got covered because i have built ...
By: tikka88

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Thu, 26 Feb 2015 03:07:02 PST
Portable Charger http://www.instructables.com/id/Portable-Charger-4/
Portable Charger - More DIY How To Projects]]> http://cdn.instructables.com/FWD/HZGE/I6J7W5VG/FWDHZGEI6J7W5VG.SQUARE2.jpg http://cdn.instructables.com/FWD/HZGE/I6J7W5VG/FWDHZGEI6J7W5VG.SQUARE.jpg http://cdn.instructables.com/FWD/HZGE/I6J7W5VG/FWDHZGEI6J7W5VG.SMALL.jpg BinksBrew For a long time I've had old back up cell phones taking up space in my desk drawer. I was curious if I could put any of these old phones to some use. I can't just throw them away so I decided to try and re-purpose one of them as a portable charger for my current smart phone. Materials Mp1405 5v...
By: BinksBrew

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Wed, 25 Feb 2015 10:43:18 PST
External battery pack for electronic safe. http://www.instructables.com/id/External-battery-pack-for-electronic-safe/
External battery pack for electronic safe. - More DIY How To Projects]]> http://cdn.instructables.com/FDA/G1LI/I6EXFGHV/FDAG1LII6EXFGHV.SQUARE2.jpg http://cdn.instructables.com/FDA/G1LI/I6EXFGHV/FDAG1LII6EXFGHV.SQUARE.jpg http://cdn.instructables.com/FDA/G1LI/I6EXFGHV/FDAG1LII6EXFGHV.SMALL.jpg Mjhobby What happens when the internal battery is dead and you lost your master key to open your electronic safe? Crap happens that's what! To negate such evil I install an external battery to allow rapid changeout when they are depleted. Drill hole and mount battery holder. I used my drill to make a h...
By: Mjhobby

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Sat, 21 Feb 2015 12:40:10 PST
Felted 3V Battery Holder http://www.instructables.com/id/Felted-3V-Battery-Holder/
Felted 3V Battery Holder - More DIY How To Projects]]> http://cdn.instructables.com/FT0/981F/I6C2OLGB/FT0981FI6C2OLGB.SQUARE2.jpg http://cdn.instructables.com/FT0/981F/I6C2OLGB/FT0981FI6C2OLGB.SQUARE.jpg http://cdn.instructables.com/FT0/981F/I6C2OLGB/FT0981FI6C2OLGB.SMALL.jpg theantonius Felting is the craft of transforming fibers into fabric. New methods of processing metals can create conductive fibers that can also be felted. This instructable will show you how to felt together a 3 Volt battery holder which can also act as a simple force-sensitive resistor, opening up possibiliti...
By: theantonius

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Fri, 20 Feb 2015 02:24:23 PST
Wifi + Bluetooth portable speaker http://www.instructables.com/id/Multi-Room-Wifi-Speakers-Kandi-Skull-inspired-Port/
Wifi + Bluetooth portable speaker - More DIY How To Projects]]> http://cdn.instructables.com/FA8/MRZP/I6DYXE2G/FA8MRZPI6DYXE2G.SQUARE2.jpg http://cdn.instructables.com/FA8/MRZP/I6DYXE2G/FA8MRZPI6DYXE2G.SQUARE.jpg http://cdn.instructables.com/FA8/MRZP/I6DYXE2G/FA8MRZPI6DYXE2G.SMALL.jpg DIY_DAVE Thanks for checking out my instuctable on how I built my own portable Wifi + Bluetooth speaker.This is my fifth wifi speaker build. It integrates with my other 4 diy built wifi speakers to make a full multi-room audio system that is controlled centrally on my tablet. I have them in different rooms o...
By: DIY_DAVE

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Thu, 19 Feb 2015 05:06:23 PST
Battery Clips http://www.instructables.com/id/Battery-Clips/
Battery Clips - More DIY How To Projects]]> http://cdn.instructables.com/F48/HQFD/I66CS9CX/F48HQFDI66CS9CX.SQUARE2.jpg http://cdn.instructables.com/F48/HQFD/I66CS9CX/F48HQFDI66CS9CX.SQUARE.jpg http://cdn.instructables.com/F48/HQFD/I66CS9CX/F48HQFDI66CS9CX.SMALL.jpg JRV31 Sometimes you need a way to hold wires onto a battery. You do not have a spare battery holder, and using electrical tape is messy. (If you know where it is, I often misplace mine.) These simple reusable battery clips are easy to make. The circuit I used to demonstrate the battery clips is from this...
By: JRV31

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Sun, 15 Feb 2015 06:08:34 PST
Super Small Solar Phone Charger (only 4$) http://www.instructables.com/id/Super-Small-Solar-Phone-Charger-only-4/
Super Small Solar Phone Charger (only 4$) - More DIY How To Projects]]> http://cdn.instructables.com/FPD/AJYF/I63F2Q50/FPDAJYFI63F2Q50.SQUARE2.jpg http://cdn.instructables.com/FPD/AJYF/I63F2Q50/FPDAJYFI63F2Q50.SQUARE.jpg http://cdn.instructables.com/FPD/AJYF/I63F2Q50/FPDAJYFI63F2Q50.SMALL.jpg Imetomi Maybe you see many solar chargers in online stores or in tech-shops, but their sizes and their prices are high. This instructable will show you how to make an ultra small solar charger from recycled components from an old garden light, and from a TIC-TAC container. This project will cost you about 4...
By: Imetomi

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Sun, 15 Feb 2015 02:47:59 PST
Super Light Quadcopter http://www.instructables.com/id/Super-Light-Quadcopter/
Super Light Quadcopter - More DIY How To Projects]]> http://cdn.instructables.com/FR1/7Q2H/I63EZAZE/FR17Q2HI63EZAZE.SQUARE2.jpg http://cdn.instructables.com/FR1/7Q2H/I63EZAZE/FR17Q2HI63EZAZE.SQUARE.jpg http://cdn.instructables.com/FR1/7Q2H/I63EZAZE/FR17Q2HI63EZAZE.SMALL.jpg Joohansson The aim of this project is to maximize the flight time/ battery life of the very famous Hubsan X4 quad-copter. This will show how you build your own for very low cost, simple to build and fun to play with. The 3D print is 100% designed by me for use with spare parts from the Hubsan H107L model. It c...
By: Joohansson

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Sat, 14 Feb 2015 09:52:27 PST
Ammo Box Waterproof Stereo http://www.instructables.com/id/Ammo-Box-Waterproof-Radio/
Ammo Box Waterproof Stereo - More DIY How To Projects]]> http://cdn.instructables.com/FNM/0VDH/I60069O2/FNM0VDHI60069O2.SQUARE2.jpg http://cdn.instructables.com/FNM/0VDH/I60069O2/FNM0VDHI60069O2.SQUARE.jpg http://cdn.instructables.com/FNM/0VDH/I60069O2/FNM0VDHI60069O2.SMALL.jpg jmyler I really wish that I would have thought to take more pictures as I was making this thing but of course I didn't think about it until after the fact. Anyway, as they say, necessity is the mother of invention which I suppose applies here. During the summer my friends and I love to do anything outdoors...
By: jmyler

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Wed, 11 Feb 2015 15:59:51 PST
Simple Motor Project (Battery + Magnet = FUN) http://www.instructables.com/id/Simple-Motor-Project-for-Kids-and-old-guys/
Simple Motor Project (Battery + Magnet = FUN) - More DIY How To Projects]]> http://cdn.instructables.com/F99/ZNDX/I6002PB8/F99ZNDXI6002PB8.SQUARE2.jpg http://cdn.instructables.com/F99/ZNDX/I6002PB8/F99ZNDXI6002PB8.SQUARE.jpg http://cdn.instructables.com/F99/ZNDX/I6002PB8/F99ZNDXI6002PB8.SMALL.jpg KiteArmy Check out this video. I worked on this project for a boy scout meeting. Cut a length of household wire to make your motor. Shape the wire around a soda bottle see instructions for approximate size. See video for further instructions.
By: KiteArmy

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Tue, 10 Feb 2015 07:39:57 PST
Obstacle Avoiding Robot http://www.instructables.com/id/Arduino-Ultimate-Obstacle-Avoiding-Robot/
Obstacle Avoiding Robot - More DIY How To Projects]]> http://cdn.instructables.com/FOH/SENN/I5S2FEXR/FOHSENNI5S2FEXR.SQUARE2.jpg http://cdn.instructables.com/FOH/SENN/I5S2FEXR/FOHSENNI5S2FEXR.SQUARE.jpg http://cdn.instructables.com/FOH/SENN/I5S2FEXR/FOHSENNI5S2FEXR.SMALL.jpg RoyPeer This instructable is the written version of my "Arduino: How To Build An Obstacle Avoiding Robot" Youtube video that I've uploaded recently. I strongly recommend you to check it out.So, without further ado, Let's get started ! A chassis ! the first step and the base of any robot is a chassis. ...
By: RoyPeer

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Thu, 5 Feb 2015 13:15:37 PST
Remote controlled relay http://www.instructables.com/id/Remote-controlled-relay/
Remote controlled relay - More DIY How To Projects]]> http://cdn.instructables.com/F27/CZ3H/I5S2E8SH/F27CZ3HI5S2E8SH.SQUARE2.jpg http://cdn.instructables.com/F27/CZ3H/I5S2E8SH/F27CZ3HI5S2E8SH.SQUARE.jpg http://cdn.instructables.com/F27/CZ3H/I5S2E8SH/F27CZ3HI5S2E8SH.SMALL.jpg ibenkos In this project I am going to show you how to make an cheap remote controlled relay with an transmitter and receiver. This wireless relay can be used on anything and you can prank your friends by connecting it to an lamp and scare them ;) Parts and tools Here are the parts I used for this projec...
By: ibenkos

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Thu, 5 Feb 2015 11:10:12 PST
UPS restoration and modification http://www.instructables.com/id/UPS-restoration-and-modification/
UPS restoration and modification - More DIY How To Projects]]> http://cdn.instructables.com/FLJ/N6SU/I5S2EDMZ/FLJN6SUI5S2EDMZ.SQUARE2.jpg http://cdn.instructables.com/FLJ/N6SU/I5S2EDMZ/FLJN6SUI5S2EDMZ.SQUARE.jpg http://cdn.instructables.com/FLJ/N6SU/I5S2EDMZ/FLJN6SUI5S2EDMZ.SMALL.jpg landimatteo I recovered a thrown-away UPS with the initial plan of cannibalizing some components, but then I decided to try recover it to working conditions if possible, if impossible go on with the initial plan. Restoration I recovered a thrown-away UPS with the initial plan of cannibalizing some component...
By: landimatteo

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Thu, 5 Feb 2015 06:20:42 PST
Love Lamp - Motion and Darkness Detecting http://www.instructables.com/id/Love-Lamp/
Love Lamp - Motion and Darkness Detecting - More DIY How To Projects]]> http://cdn.instructables.com/FDG/ZQ1C/I5MD65A6/FDGZQ1CI5MD65A6.SQUARE2.jpg http://cdn.instructables.com/FDG/ZQ1C/I5MD65A6/FDGZQ1CI5MD65A6.SQUARE.jpg http://cdn.instructables.com/FDG/ZQ1C/I5MD65A6/FDGZQ1CI5MD65A6.SMALL.jpg Volthaus Electronics Laboratory Place this near your favorite cuddle spot (works well in the bathroom, bedside, or anywhere you can use some gentle illumination) for instant soft light. Imagine bringing a loved one (or intended loved one) to your home and not having to make a spectacle or be obvious turning down the lights to set...
By: Volthaus Electronics Laboratory

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Tue, 3 Feb 2015 00:34:22 PST
Let us build a handmade Hexapod robot http://www.instructables.com/id/Let-us-build-a-handmade-Hexapod-robot/
Let us build a handmade Hexapod robot - More DIY How To Projects]]> http://cdn.instructables.com/FQP/IWHI/I5LAZR33/FQPIWHII5LAZR33.SQUARE2.jpg http://cdn.instructables.com/FQP/IWHI/I5LAZR33/FQPIWHII5LAZR33.SQUARE.jpg http://cdn.instructables.com/FQP/IWHI/I5LAZR33/FQPIWHII5LAZR33.SMALL.jpg osdoyi You will be able to build this robot with handcrafting.Watch the videos of the robot. You can build it in any size (don't exaggerate - there is always a limit)Let us prepare necessary materials. Prepare necessary materials ! Let me talk about hardware firstAs a hardware you need1) 18 servo motors...
By: osdoyi

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Sat, 31 Jan 2015 17:11:16 PST
Arduino door lock with password http://www.instructables.com/id/Arduino-door-lock-with-password/
Arduino door lock with password - More DIY How To Projects]]> http://cdn.instructables.com/F52/YYRR/I5JHRLKQ/F52YYRRI5JHRLKQ.SQUARE2.jpg http://cdn.instructables.com/F52/YYRR/I5JHRLKQ/F52YYRRI5JHRLKQ.SQUARE.jpg http://cdn.instructables.com/F52/YYRR/I5JHRLKQ/F52YYRRI5JHRLKQ.SMALL.jpg ibenkos In this project I mede an door lock (or box lock) that opens when you enter your password and press "#". The servo turns back to the position it was in after some seconds. PARTS & TOOLS For this project I used:* Arduino uno ( http://store.arduino.cc/index.php?main_page=produc... )* 4x4 matrix ke...
By: ibenkos

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Fri, 30 Jan 2015 08:20:16 PST
Cheap Speaker Backpack http://www.instructables.com/id/Cheap-Speaker-Backpack/
Cheap Speaker Backpack - More DIY How To Projects]]> http://cdn.instructables.com/FCZ/U8CR/I5GMXVZ9/FCZU8CRI5GMXVZ9.SQUARE2.jpg http://cdn.instructables.com/FCZ/U8CR/I5GMXVZ9/FCZU8CRI5GMXVZ9.SQUARE.jpg http://cdn.instructables.com/FCZ/U8CR/I5GMXVZ9/FCZU8CRI5GMXVZ9.SMALL.jpg Dashing Rainbow Dash This i made using old pc speakers, a broken guitar amp, an old backpack, and lots of hot glue. it is powered by a li ion drill battery. i did not take any photos during the build, so if you have any questions, please ask in the comments.Editi ran to Radioshack and picked up a 12v switch. it makes tu...
By: Dashing Rainbow Dash

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Mon, 26 Jan 2015 13:35:56 PST
Magic Mouse (A1296) 14500 Rechargeable 3.7v Li-ion Conversion http://www.instructables.com/id/Magic-Mouse-A1296-14500-Rechargeable-37v-Li-ion-Co/
Magic Mouse (A1296) 14500 Rechargeable 3.7v Li-ion Conversion - More DIY How To Projects]]> http://cdn.instructables.com/FT3/WW48/I59UIDI1/FT3WW48I59UIDI1.SQUARE2.jpg http://cdn.instructables.com/FT3/WW48/I59UIDI1/FT3WW48I59UIDI1.SQUARE.jpg http://cdn.instructables.com/FT3/WW48/I59UIDI1/FT3WW48I59UIDI1.SMALL.jpg cfcubed UPDATE March 30: My Li-ion mouse lasted 29 full-time work days before (as expected) suddenly stopping due to protected li-ion cut-off. My net search WRT Eneloop MM users finds them reporting about 14 days of run-time (please add comment if that's off the mark). This still may not make this a ratio...
By: cfcubed

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Fri, 23 Jan 2015 09:42:29 PST
Boombox MDF http://www.instructables.com/id/Boombox-MDF/
Boombox MDF - More DIY How To Projects]]> http://cdn.instructables.com/F9G/V6X3/I557BTVH/F9GV6X3I557BTVH.SQUARE2.jpg http://cdn.instructables.com/F9G/V6X3/I557BTVH/F9GV6X3I557BTVH.SQUARE.jpg http://cdn.instructables.com/F9G/V6X3/I557BTVH/F9GV6X3I557BTVH.SMALL.jpg RoeyLeon Hello everyoneAnother COOL boombox for the collection ! This time it`s not from Plexiglas as always but rather from MDF ( Medium-density fibreboard ) It`s actually pretty fun to work with this material ,it`s very easy to saw, lightweight in compare to the 4mm Plexiglas and a most important it`s the...
By: RoeyLeon

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Tue, 20 Jan 2015 04:54:25 PST
Intelligent Highway Street Lighting System http://www.instructables.com/id/Intelligent-Highway-Street-Lighting-System/
Intelligent Highway Street Lighting System - More DIY How To Projects]]> http://cdn.instructables.com/FYQ/AIVE/I52CYBQZ/FYQAIVEI52CYBQZ.SQUARE2.jpg http://cdn.instructables.com/FYQ/AIVE/I52CYBQZ/FYQAIVEI52CYBQZ.SQUARE.jpg http://cdn.instructables.com/FYQ/AIVE/I52CYBQZ/FYQAIVEI52CYBQZ.SMALL.jpg Techgenie The project is designed with a vehicle detecting sensor which is capable of sensing the arrival of a vehicle. It drives the same information to a micro controller.The micro controller is interfaced with the street lights and it is the responsibility of the controller to switch the status of the ligh...
By: Techgenie

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Mon, 19 Jan 2015 23:59:31 PST
Battery Capacity Tester (Arduino) http://www.instructables.com/id/Battery-Capacity-Tester-Arduino/
Battery Capacity Tester (Arduino) - More DIY How To Projects]]> http://cdn.instructables.com/F5B/J6M8/I52CKQQU/F5BJ6M8I52CKQQU.SQUARE2.jpg http://cdn.instructables.com/F5B/J6M8/I52CKQQU/F5BJ6M8I52CKQQU.SQUARE.jpg http://cdn.instructables.com/F5B/J6M8/I52CKQQU/F5BJ6M8I52CKQQU.SMALL.jpg BurakTutal Hi friends, This is my first trying on arduino and it is my engineering design project. This is pretty simple to make.First of all, you need to know how you can measure analog and digital value on Arduino. Atfter you read these values, you can achive SOC (state of charge) and mAH (mili Amper Hour) b...
By: BurakTutal

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Sun, 18 Jan 2015 15:06:22 PST
The Uber Cool Ultimate DJ Party Lamp... http://www.instructables.com/id/The-Uber-Cool-Ultimate-DJ-Party-Lamp/
The Uber Cool Ultimate DJ Party Lamp... - More DIY How To Projects]]> http://cdn.instructables.com/F2P/QIV1/I50X5MCZ/F2PQIV1I50X5MCZ.SQUARE2.jpg http://cdn.instructables.com/F2P/QIV1/I50X5MCZ/F2PQIV1I50X5MCZ.SQUARE.jpg http://cdn.instructables.com/F2P/QIV1/I50X5MCZ/F2PQIV1I50X5MCZ.SMALL.jpg Mr AbAk Want to watch your Favorite Instructable in your own language click the link below-SpanishGermanJapaneseChineseHello friends please Vote us In the Let's Party Challenge and On a budget Contest...Hello Dear Partymakers,A few days ago we were wondering what to do with a old glass rod that our father h...
By: Mr AbAk

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Sun, 18 Jan 2015 06:29:17 PST
How to Take Apart a Non-Alkaline Battery http://www.instructables.com/id/How-to-Take-Apart-a-Non-Alkaline-Battery/
How to Take Apart a Non-Alkaline Battery - More DIY How To Projects]]> http://cdn.instructables.com/FSR/G9IT/I50CT9BO/FSRG9ITI50CT9BO.SQUARE2.jpg http://cdn.instructables.com/FSR/G9IT/I50CT9BO/FSRG9ITI50CT9BO.SQUARE.jpg http://cdn.instructables.com/FSR/G9IT/I50CT9BO/FSRG9ITI50CT9BO.SMALL.jpg solar world A Non-alkaline battery is a source of zinc and carbon rods.I hope you enjoy this instructable and please vote for me in the Explore Science Contest.Please be sure to use only non-alkaline batteries. List of Materials You will need:needle-nose pliersnon-alkaline batterypaper towels gloves Remov...
By: solar world

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Sat, 17 Jan 2015 20:24:21 PST
Info graphics: Batteries are safe http://www.instructables.com/id/Info-graphics-Batteries-are-safe/
Info graphics: Batteries are safe - More DIY How To Projects]]> http://cdn.instructables.com/FYB/0XO1/I504T1F2/FYB0XO1I504T1F2.SQUARE2.jpg http://cdn.instructables.com/FYB/0XO1/I504T1F2/FYB0XO1I504T1F2.SQUARE.jpg http://cdn.instructables.com/FYB/0XO1/I504T1F2/FYB0XO1I504T1F2.SMALL.jpg aminatandukar Prove and give information to your friends that batteries are safe if you use it carefully.You don't need to be scared of batteries. You just have to be careful while using batteries.Materials required:1. Chart paper2. Card board3. Paint4. Battery5. Wire6. LED7. Soldering iron8. Wire stripper9. Ske...
By: aminatandukar

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Sat, 17 Jan 2015 10:26:42 PST
Music blinking LED http://www.instructables.com/id/Music-blinking-LED/
Music blinking LED - More DIY How To Projects]]> http://cdn.instructables.com/F32/146M/I504XBBB/F32146MI504XBBB.SQUARE2.jpg http://cdn.instructables.com/F32/146M/I504XBBB/F32146MI504XBBB.SQUARE.jpg http://cdn.instructables.com/F32/146M/I504XBBB/F32146MI504XBBB.SMALL.jpg ibenkos This is an easy step by step guide to make cheap sound reacting LEDs that is blinking to the bass of the music you play. The music blinker is powered by an 9v battery which makes it portable and small. Parts and tools PARTS:TIP 31 CPCB Male AUX cable3x LEDs9v battery9v battery clipJumper wiresTOO...
By: ibenkos

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Sat, 17 Jan 2015 10:01:06 PST
RECREATE! : Recycling Energy of Computers for Real Efficiency And Total Energy! http://www.instructables.com/id/RECREATE-Recycling-Energy-of-Computers-for-Real-Ef/
RECREATE! : Recycling Energy of Computers for Real Efficiency And Total Energy! - More DIY How To Projects]]> http://cdn.instructables.com/FBU/HFRW/I50X0ZHZ/FBUHFRWI50X0ZHZ.SQUARE2.jpg http://cdn.instructables.com/FBU/HFRW/I50X0ZHZ/FBUHFRWI50X0ZHZ.SQUARE.jpg http://cdn.instructables.com/FBU/HFRW/I50X0ZHZ/FBUHFRWI50X0ZHZ.SMALL.jpg Geeve George RECREATE! : Recycling Energy of Computers for Real Efficiency And Total Energy!*Project by Sarthak Sethi and Geeve George*We have been selected for the MAKE ENERGY Contest! So do vote for us by clicking vote in the Top-Right corner of the instructable page!*This is an updated version of Our Previous...
By: Geeve George

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Sat, 17 Jan 2015 08:58:47 PST
protable power bank http://www.instructables.com/id/protable-power-bank/
protable power bank - More DIY How To Projects]]> http://cdn.instructables.com/F5X/APPI/I4WYSZ2Z/F5XAPPII4WYSZ2Z.SQUARE2.jpg http://cdn.instructables.com/F5X/APPI/I4WYSZ2Z/F5XAPPII4WYSZ2Z.SQUARE.jpg http://cdn.instructables.com/F5X/APPI/I4WYSZ2Z/F5XAPPII4WYSZ2Z.SMALL.jpg ibenkos this is an easy project to make an 5v portable power bank for just 2$! Parts The parts you will need for this project is:* 3x AAA batteries * 3x AAA battery holder* 5v step-up * SPST switch* Enclosure* Hot glue Cut the wires Cut the wires from the battery holder to the size you want them to b...
By: ibenkos

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Wed, 14 Jan 2015 12:31:06 PST
Restoring Corroded Battery Contacts http://www.instructables.com/id/Restoring-Corroded-Battery-Contacts/
Restoring Corroded Battery Contacts - More DIY How To Projects]]> http://cdn.instructables.com/FMJ/581R/I4O22EKZ/FMJ581RI4O22EKZ.SQUARE2.jpg http://cdn.instructables.com/FMJ/581R/I4O22EKZ/FMJ581RI4O22EKZ.SQUARE.jpg http://cdn.instructables.com/FMJ/581R/I4O22EKZ/FMJ581RI4O22EKZ.SMALL.jpg ProfMuggs Ok, before anyone else says it, this took more effort than it probably should have. These RCX bricks are pretty common on eBay and go for pretty cheap, so I could have bought another one rather than going to all this effort, but that's not how I do things. Once I got started I just couldn't help mys...
By: ProfMuggs

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Thu, 8 Jan 2015 09:31:12 PST
Holiday Card with Chibitronics - Push Button Light Up Rudolph Card http://www.instructables.com/id/Holiday-Card-with-Chibitronics-Push-Button-Light-U/
Holiday Card with Chibitronics - Push Button Light Up Rudolph Card - More DIY How To Projects]]> http://cdn.instructables.com/F1Q/L51F/I4MMUQLK/F1QL51FI4MMUQLK.SQUARE2.jpg http://cdn.instructables.com/F1Q/L51F/I4MMUQLK/F1QL51FI4MMUQLK.SQUARE.jpg http://cdn.instructables.com/F1Q/L51F/I4MMUQLK/F1QL51FI4MMUQLK.SMALL.jpg cathychen Light up your holidays with custom-made Chibitronics holiday cards. This card features a hand-drawn Rudolph the Red-Nosed Reindeer that lights up with the push of a button and Chibitronics LED stickers and blinking LED control panel sticker.List of materials 1. Chibitronics Kit (White LED, blinking ...
By: cathychen

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Wed, 7 Jan 2015 08:29:38 PST
D.I.Y Matchbox Battery Holder http://www.instructables.com/id/DIY-Matchbox-Battery-Holder/
D.I.Y Matchbox Battery Holder - More DIY How To Projects]]> http://cdn.instructables.com/F34/5NTW/I4J77CSA/F345NTWI4J77CSA.SQUARE2.jpg http://cdn.instructables.com/F34/5NTW/I4J77CSA/F345NTWI4J77CSA.SQUARE.jpg http://cdn.instructables.com/F34/5NTW/I4J77CSA/F345NTWI4J77CSA.SMALL.jpg jahasu A cheep, basic and easy to build match box battery holder for your AA batteries!Use it for your next project!! Materials To make this project you will need a few household items.1. Matchbox2. Aluminum Foil3. Strong Paper4. Wire5. Colored Tape (optional)You will also need a few tools1. Scissors2. ...
By: jahasu

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Wed, 7 Jan 2015 01:27:13 PST
Mason Jar Portable Speaker & Guitar Amp http://www.instructables.com/id/Mason-Jar-Portable-Speaker-Guitar-Amp-1/
Mason Jar Portable Speaker & Guitar Amp - More DIY How To Projects]]> http://cdn.instructables.com/FX3/9EU6/I4IDBBIW/FX39EU6I4IDBBIW.SQUARE2.jpg http://cdn.instructables.com/FX3/9EU6/I4IDBBIW/FX39EU6I4IDBBIW.SQUARE.jpg http://cdn.instructables.com/FX3/9EU6/I4IDBBIW/FX39EU6I4IDBBIW.SMALL.jpg TrashAmpsLLC Let's face it: the speakers on your phone & laptop aren't loud enough. So grab a Mason Jar Speaker KIT from Trash Amps (www.trashamps.com) & build a Mason Jar Speaker to play tunes from your smartphone, tablet and laptop. BUT WAIT: it's also an electric guitar amplifier! Plug in & bust out those wic...
By: TrashAmpsLLC

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Mon, 5 Jan 2015 16:57:41 PST
Switch on your Computer by RFID and IR (UPDATED) http://www.instructables.com/id/Switch-on-your-Computer-by-RFID-and-IR-UPDATED/
Switch on your Computer by RFID and IR (UPDATED) - More DIY How To Projects]]> http://cdn.instructables.com/FSY/N4BU/I4E6EO74/FSYN4BUI4E6EO74.SQUARE2.jpg http://cdn.instructables.com/FSY/N4BU/I4E6EO74/FSYN4BUI4E6EO74.SQUARE.jpg http://cdn.instructables.com/FSY/N4BU/I4E6EO74/FSYN4BUI4E6EO74.SMALL.jpg Rifath Hello guys !!!In this instructable we are going to switch ON and shutdown the PC using an IR Proximity sensor or a RFID Reader. Due to my studies, I am unable to write this instructable detaily and I HOPE YOU CAN UNDERSTAND, PLEASE FEEL FREE TO ASK THE DOUBTS IN COMMENTS AND DON'T FORGET TO VOTE FOR...
By: Rifath

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Sun, 4 Jan 2015 04:18:10 PST
Foldable Electronic Bookmark / Booklight http://www.instructables.com/id/Foldable-Electronic-Bookmark-Booklight/
Foldable Electronic Bookmark / Booklight - More DIY How To Projects]]> http://cdn.instructables.com/FEM/M0C7/I48CRNPR/FEMM0C7I48CRNPR.SQUARE2.jpg http://cdn.instructables.com/FEM/M0C7/I48CRNPR/FEMM0C7I48CRNPR.SQUARE.jpg http://cdn.instructables.com/FEM/M0C7/I48CRNPR/FEMM0C7I48CRNPR.SMALL.jpg MaeBerry This project is not only really, really fun to build, but also fun to use. If you love books or know someone who does, this is an awesome project to make. It is extremely light and literally paper-thin. It is also really easy to personalize and the battery pack design can be used for any small proje...
By: MaeBerry

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Wed, 31 Dec 2014 19:17:51 PST
Wearable Body Heater and Massager (Rechargable and Portable) http://www.instructables.com/id/Wearable-Body-Heater-cum-Massager-Rechargable-and--1/
Wearable Body Heater and Massager (Rechargable and Portable) - More DIY How To Projects]]> http://cdn.instructables.com/FSQ/HY7B/I4CMNU23/FSQHY7BI4CMNU23.SQUARE2.jpg http://cdn.instructables.com/FSQ/HY7B/I4CMNU23/FSQHY7BI4CMNU23.SQUARE.jpg http://cdn.instructables.com/FSQ/HY7B/I4CMNU23/FSQHY7BI4CMNU23.SMALL.jpg Chitlange Sahas Hi everyone! today I am going to show you how to make a Wearable Rechargeable Portable Body Heater--and Massager. This will act as a body warmer to help you survive the bitter cold winters.The vibrator function provides efficient blood circulation throughout the body also provides a sweet massage ...
By: Chitlange Sahas

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Tue, 30 Dec 2014 09:49:21 PST
how to wire multiple LED's together http://www.instructables.com/id/how-to-wire-multiple-LEDs-together/
how to wire multiple LED's together - More DIY How To Projects]]> http://cdn.instructables.com/FUW/1W2F/I48CHTV8/FUW1W2FI48CHTV8.SQUARE2.jpg http://cdn.instructables.com/FUW/1W2F/I48CHTV8/FUW1W2FI48CHTV8.SQUARE.jpg http://cdn.instructables.com/FUW/1W2F/I48CHTV8/FUW1W2FI48CHTV8.SMALL.jpg filip74321 ok so in this instructable i'm going to show you how to wire multiple LED's together in a series circuitthe parts are preety easy to come by and the entire project requires minimal soldering squillsPARTS:1. a 9V battery2. 3 LED diodes(5mm)3. a soldering iron4. a switch 5. some solder and coper wire ...
By: filip74321

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Sun, 28 Dec 2014 10:02:37 PST
How to measure the internal resistance of a battery? http://www.instructables.com/id/How-to-measure-the-internal-resistance-of-a-batter/
How to measure the internal resistance of a battery? - More DIY How To Projects]]> http://cdn.instructables.com/FH2/73YO/I45HNW2Y/FH273YOI45HNW2Y.SQUARE2.jpg http://cdn.instructables.com/FH2/73YO/I45HNW2Y/FH273YOI45HNW2Y.SQUARE.jpg http://cdn.instructables.com/FH2/73YO/I45HNW2Y/FH273YOI45HNW2Y.SMALL.jpg eafindme * The schematic is taken from other source.Wondering how well your battery can perform? Don't know how much current you can pull from your battery? Well you can get know to your battery more with a simple experiment. You only need few components to do it.Materials:- your battery(Lipo, lead acid, NiC...
By: eafindme

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Sat, 27 Dec 2014 18:48:19 PST