http://www.instructables.com Wed, 19 Jun 2013 12:37:46 PDT BLOX v1.01 http://www.instructables.com/id/20-minutes-USB-solar-charger/
20 minutes USB solar charger! - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FM4/PIKP/HHMI7AVB/FM4PIKPHHMI7AVB.SQUARE2.jpg http://www.instructables.com/files/deriv/FM4/PIKP/HHMI7AVB/FM4PIKPHHMI7AVB.SQUARE.jpg http://www.instructables.com/files/deriv/FM4/PIKP/HHMI7AVB/FM4PIKPHHMI7AVB.SMALL.jpg Jochefor I was leaving for my grandfathers ranch this weekend and at the last moment I realize I need something to charge my phone. With only some components I have in my house the idea of a solar charger came to me, and it works!!! :D The materials you will need: -A 6V solar cell, you can use a 12v solar ...
By: Jochefor

Continue Reading »]]> Mon, 10 Jun 2013 10:16:26 PDT http://www.instructables.com/id/Personal-Chargercase/
Personal Chargercase. - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FT3/73VB/HH2VKF1O/FT373VBHH2VKF1O.SQUARE2.jpg http://www.instructables.com/files/deriv/FT3/73VB/HH2VKF1O/FT373VBHH2VKF1O.SQUARE.jpg http://www.instructables.com/files/deriv/FT3/73VB/HH2VKF1O/FT373VBHH2VKF1O.SMALL.jpg Dufva As I'm a guy who's always on my feet, moving around, driving to different places and always in need of my electrical gadgets working. I have to drag my chargers with me, powerstrippers and know-what. First I put them all in a bag. Worked for one use, then it got all tangled up and I gave up before ...
By: Dufva

Continue Reading »]]> Thu, 30 May 2013 15:44:39 PDT http://www.instructables.com/id/Battery-Charger-Powered-by-Fire/
Smartphone Charger Powered by Fire - More DIY How To Projects]]> http://www.instructables.com/files/deriv/F12/HOAD/HFPTEVTJ/F12HOADHFPTEVTJ.SQUARE2.jpg http://www.instructables.com/files/deriv/F12/HOAD/HFPTEVTJ/F12HOADHFPTEVTJ.SQUARE.jpg http://www.instructables.com/files/deriv/F12/HOAD/HFPTEVTJ/F12HOADHFPTEVTJ.SMALL.jpg Joohansson Portable, Compact and Adjustable ThermoElectric Emergency Generator. Background: The reason for this project was to solve a problem I have. I sometimes do several days of hiking/backpacking in the wild and I always bring a smartphone with GPS and maybe other electronics. They need electricity a...
By: Joohansson

Continue Reading »]]> Wed, 1 May 2013 11:03:17 PDT http://www.instructables.com/id/CD-Book-Solar-Charger/ http://www.instructables.com/files/deriv/F3Z/OKSV/HFSHVEGV/F3ZOKSVHFSHVEGV.SQUARE2.jpg http://www.instructables.com/files/deriv/F3Z/OKSV/HFSHVEGV/F3ZOKSVHFSHVEGV.SQUARE.jpg http://www.instructables.com/files/deriv/F3Z/OKSV/HFSHVEGV/F3ZOKSVHFSHVEGV.SMALL.jpg ctx1985 Edit: I replaced the insulation strips with packing foam that came with my laptop and then used a glue gun to secure them in place. Now the full surface area of the panels is exposed. Puts out about 14V in direct sunlight. Hey everyone! I needed to have a portable solar charger for a small 12V boo...
By: ctx1985

Continue Reading »]]> Sun, 14 Apr 2013 14:09:39 PDT 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://www.instructables.com/files/deriv/FPL/LL9N/HD4VQ052/FPLLL9NHD4VQ052.SQUARE2.jpg http://www.instructables.com/files/deriv/FPL/LL9N/HD4VQ052/FPLLL9NHD4VQ052.SQUARE.jpg http://www.instructables.com/files/deriv/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

Continue Reading »]]> Thu, 14 Feb 2013 06:15:46 PST http://www.instructables.com/id/How-to-Dove-Tail-Joint-a-Laser-Cut-Enclosure-Lip/
How to Dove-Tail Joint a Laser Cut Enclosure + Lipo Charger - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FT1/KE4S/HA4MNAK4/FT1KE4SHA4MNAK4.SQUARE2.jpg http://www.instructables.com/files/deriv/FT1/KE4S/HA4MNAK4/FT1KE4SHA4MNAK4.SQUARE.jpg http://www.instructables.com/files/deriv/FT1/KE4S/HA4MNAK4/FT1KE4SHA4MNAK4.SMALL.jpg Tomdf Laser cut boxes for project boxes are all over the place lately, but I've found that they often need a fair amount of hardware and complex designs to make them solid. This Instructable will show you how to make attractive and structurally sound project enclosures held together with dove-tail style j...
By: Tomdf

Continue Reading »]]> Mon, 10 Dec 2012 08:46:29 PST http://www.instructables.com/id/Crank-Charger-recycle/ http://www.instructables.com/files/deriv/FKM/SXJA/HAFHL8RR/FKMSXJAHAFHL8RR.SQUARE2.jpg http://www.instructables.com/files/deriv/FKM/SXJA/HAFHL8RR/FKMSXJAHAFHL8RR.SQUARE.jpg http://www.instructables.com/files/deriv/FKM/SXJA/HAFHL8RR/FKMSXJAHAFHL8RR.SMALL.jpg goldenshuttle This crank charger died after a few days. To open it there are 4 screws on the back side. After opening it turned up that charging setup is quite good. Good gears, motor, and rectifier circuit. The problem was in the rechargeable battery. The manufacturer used a cheap low quality battery which dies ...
By: goldenshuttle

Continue Reading »]]> Sun, 9 Dec 2012 20:08:45 PST http://www.instructables.com/id/Cell-Phone-charger-with-15v-Battery/ http://www.instructables.com/files/deriv/FEQ/SMG1/H7UQJK1D/FEQSMG1H7UQJK1D.SQUARE2.jpg http://www.instructables.com/files/deriv/FEQ/SMG1/H7UQJK1D/FEQSMG1H7UQJK1D.SQUARE.jpg http://www.instructables.com/files/deriv/FEQ/SMG1/H7UQJK1D/FEQSMG1H7UQJK1D.SMALL.jpg Subham Chatterjee Help: For the cell phone to charge, charger output must be above 4V and can deliver a maximum current of 500mA. This charger circuit will step up the voltage from 1.5V to 5V DC to reach the cell phone charging requirement. The circuit uses only an AA or AAA 1.5v battery (1V to 2.4V).  The charger i...
By: Subham Chatterjee

Continue Reading »]]> Sat, 6 Oct 2012 02:46:09 PDT http://www.instructables.com/id/Lithium-Polymer-Etiquette/
Lithium Polymer Etiquette: A Comprehensive Guide to Working with LiPo - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FSL/SFAB/H5TUC3PC/FSLSFABH5TUC3PC.SQUARE2.jpg http://www.instructables.com/files/deriv/FSL/SFAB/H5TUC3PC/FSLSFABH5TUC3PC.SQUARE.jpg http://www.instructables.com/files/deriv/FSL/SFAB/H5TUC3PC/FSLSFABH5TUC3PC.SMALL.jpg Radioactive_Legos In this Instructable I will be going over the basics of proper charging, discharging, handling, usage, storage, and care of lithium polymer batteries so you can use them safely and effectively in your future projects.  Now, this is by no means the be-all and end-all of information, and it's always i...
By: Radioactive_Legos

Continue Reading »]]> Mon, 13 Aug 2012 20:05:00 PDT http://www.instructables.com/id/Make-a-cheap-disposable-camera-capacitor-bank/
Make a cheap disposable camera capacitor bank - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FPZ/2M76/H1JUJEYA/FPZ2M76H1JUJEYA.SQUARE2.jpg http://www.instructables.com/files/deriv/FPZ/2M76/H1JUJEYA/FPZ2M76H1JUJEYA.SQUARE.jpg http://www.instructables.com/files/deriv/FPZ/2M76/H1JUJEYA/FPZ2M76H1JUJEYA.SMALL.jpg Alex1M6 This instructable will show you have to make a simple capacitor bank and charger out of old disposable cameras that you can get for free at your local store. You can then use it for powering things such as coil guns or just blowing things up! See the second picture above? that was the spark created...
By: Alex1M6

Continue Reading »]]> Sat, 5 May 2012 08:20:34 PDT http://www.instructables.com/id/Construction-of-my-mains-powered-camera-capacitor-/ http://www.instructables.com/files/deriv/F3D/5VI5/GWINSRG1/F3D5VI5GWINSRG1.SQUARE2.jpg http://www.instructables.com/files/deriv/F3D/5VI5/GWINSRG1/F3D5VI5GWINSRG1.SQUARE.jpg http://www.instructables.com/files/deriv/F3D/5VI5/GWINSRG1/F3D5VI5GWINSRG1.SMALL.jpg mbainrot DISCLAIMER: I CLAIM NO RESPONSIBILITY FOR ANY DAMAGES/INJURIES OR DEATH INCURRED BY UNDERTAKING THIS PROJECT. UNDERTAKING OF THIS PROJECT IS DONE SO AT YOUR OWN RISK. THIS PROJECT WORKS WITH MAINS VOLTAGES WHICH CAN KILL. IF IN DOUBT WITH YOUR WIRING GET YOUR WORK CHECKED OUT BY A LICENSED ELECTRICT...
By: mbainrot

Continue Reading »]]> Sat, 24 Dec 2011 07:57:37 PST http://www.instructables.com/id/The-Super-Capacitor-Flashlight-with-Custom-Charger/
The Super Capacitor Flashlight with Custom Charger and Voltage Booster - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FV0/1WPA/GWF6EDAE/FV01WPAGWF6EDAE.SQUARE2.jpg http://www.instructables.com/files/deriv/FV0/1WPA/GWF6EDAE/FV01WPAGWF6EDAE.SQUARE.jpg http://www.instructables.com/files/deriv/FV0/1WPA/GWF6EDAE/FV01WPAGWF6EDAE.SMALL.jpg EngineeringShock Hi Everyone! I'm a bit of a super capacitor fanatic, and I've made dozens of circuits that employ them.  This circuit is a prototype that I'm turning into a DIY kit.  Itis relatively simple, and is pretty darn efficient.  There is also a lot of room for customization!  When I get my custom PCBs made...
By: EngineeringShock

Continue Reading »]]> Mon, 5 Dec 2011 06:32:16 PST http://www.instructables.com/id/Joule-Thief-Battery-Charger/
Joule Thief Battery Charger - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FEB/9TP3/GRTHMK03/FEB9TP3GRTHMK03.SQUARE2.jpg http://www.instructables.com/files/deriv/FEB/9TP3/GRTHMK03/FEB9TP3GRTHMK03.SQUARE.jpg http://www.instructables.com/files/deriv/FEB/9TP3/GRTHMK03/FEB9TP3GRTHMK03.SMALL.jpg JoeBeau Many of you are probably aware of the "joule thief" circuit. If you aren't, it's a very simple voltage booster that is normally used to power an LED off of a mostly dead AA battery, but it can be used for other applications where a voltage boost is needed. One such application is charging a battery ...
By: JoeBeau

Continue Reading »]]> Mon, 29 Aug 2011 11:19:16 PDT http://www.instructables.com/id/Lets-learn-about-Super-Capacitors-A-Practical-G/
Let's learn about Super Capacitors! (A Practical Guide To Super Capacitors) - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FIT/7WCI/GO8DBTHF/FIT7WCIGO8DBTHF.SQUARE2.jpg http://www.instructables.com/files/deriv/FIT/7WCI/GO8DBTHF/FIT7WCIGO8DBTHF.SQUARE.jpg http://www.instructables.com/files/deriv/FIT/7WCI/GO8DBTHF/FIT7WCIGO8DBTHF.SMALL.jpg EngineeringShock Hi Instructables Community!                                                       LET'S TALK ABOUT SUPER CAPACITORS! Thanks for looking at my instructable!  This instructable will be a little bit shorter than some of my others, and it will be written from the perspective of a technician, not an engi...
By: EngineeringShock

Continue Reading »]]> Fri, 24 Jun 2011 14:15:02 PDT http://www.instructables.com/id/How-To-Make-A-5V-USB-Charger-For-iPods-iPhones-/ http://www.instructables.com/files/deriv/FAU/J7EI/GMIGG06V/FAUJ7EIGMIGG06V.SQUARE2.jpg http://www.instructables.com/files/deriv/FAU/J7EI/GMIGG06V/FAUJ7EIGMIGG06V.SQUARE.jpg http://www.instructables.com/files/deriv/FAU/J7EI/GMIGG06V/FAUJ7EIGMIGG06V.SMALL.jpg bared145 Demonstration of How it works: This Can Charge An iPod, iPhone, or Mobile Phone. As Long as it has a 5V (or around 5V) It Can Charge it through the USB. I will include the schematic and the PCB Layout. Also This Does Work and Im An Electronics Engineer so I Know What Im Talking About. I Will I...
By: bared145

Continue Reading »]]> Sat, 19 Mar 2011 07:56:17 PDT http://www.instructables.com/id/4-Solar-Battery-Charger/
$4 Solar Battery Charger - More DIY How To Projects]]> http://cdn.instructables.com/F4F/52SG/GJQE8LQ1/F4F52SGGJQE8LQ1.SQUARE2.jpg http://cdn.instructables.com/F4F/52SG/GJQE8LQ1/F4F52SGGJQE8LQ1.SQUARE.jpg http://cdn.instructables.com/F4F/52SG/GJQE8LQ1/F4F52SGGJQE8LQ1.SMALL.jpg JoshuaZimmerman When I got into electrical circuits and solar power the first thing I wanted to do was build a little solar powered battery charger.  Only I had a heck of a time trying to find a simple and strait forward guide to doing this.   So in this guide I'll give you a bit of info on solar power and battery...
By: JoshuaZimmerman

Continue Reading »]]> Thu, 3 Feb 2011 21:27:59 PST http://www.instructables.com/id/24V-Battery-Charger-Schematic/ http://www.instructables.com/files/deriv/FL6/IW97/GYN92ENH/FL6IW97GYN92ENH.SQUARE2.jpg http://www.instructables.com/files/deriv/FL6/IW97/GYN92ENH/FL6IW97GYN92ENH.SQUARE.jpg http://www.instructables.com/files/deriv/FL6/IW97/GYN92ENH/FL6IW97GYN92ENH.SMALL.jpg maxolous The battery charger is originally designed by me to meet the need of some who want a 24V battery charger. The charger is in three stages; the power source, current limiting and float charge stage. In this design, 240/24Vac(rms) transformer was used. After rectification and filtration i got about 30...
By: maxolous

Continue Reading »]]> Thu, 3 Feb 2011 09:44:52 PST http://www.instructables.com/id/Diy-USB-Charger-for-Harmony-1000-Remote/
Diy USB Charger for Harmony 1000 Remote - More DIY How To Projects]]> http://www.instructables.com/files/deriv/F83/MUFA/GF06T397/F83MUFAGF06T397.SQUARE2.jpg http://www.instructables.com/files/deriv/F83/MUFA/GF06T397/F83MUFAGF06T397.SQUARE.jpg http://www.instructables.com/files/deriv/F83/MUFA/GF06T397/F83MUFAGF06T397.SMALL.jpg kai4065 Hi there! Some time ago i got an old Logitech Harmony 1000 Remote but without a chargin cradle or an original battery. I found out, that an old battery from a Nokia Mobile would work to although the remote couldn't charge it, neither on the cradle nor via USB. So i built my own charger around a sim...
By: kai4065

Continue Reading »]]> Sat, 9 Oct 2010 15:13:17 PDT http://www.instructables.com/id/How-to-make-an-iPod-wall-charger/
How to make an iPod wall charger - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FFE/PREE/GCI8KS69/FFEPREEGCI8KS69.SQUARE2.jpg http://www.instructables.com/files/deriv/FFE/PREE/GCI8KS69/FFEPREEGCI8KS69.SQUARE.jpg http://www.instructables.com/files/deriv/FFE/PREE/GCI8KS69/FFEPREEGCI8KS69.SMALL.jpg AurelianTheDawg If you don't want to plug your iPod into the computer all the time, or just want to charge it check out this instructable! Materials Her are the materials you need: 1. The top of a cell phone charger(it has to come off) 2. An iPod Charger 3. An iPod Assembling It 1. Attach the part of t...
By: AurelianTheDawg

Continue Reading »]]> Fri, 13 Aug 2010 08:55:17 PDT http://www.instructables.com/id/HouseholdEmergency-Flashlight-System/
The Ultimate Household/Emergency Flashlight System - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FNC/JSMD/GC4G9C39/FNCJSMDGC4G9C39.SQUARE2.jpg http://www.instructables.com/files/deriv/FNC/JSMD/GC4G9C39/FNCJSMDGC4G9C39.SQUARE.jpg http://www.instructables.com/files/deriv/FNC/JSMD/GC4G9C39/FNCJSMDGC4G9C39.SMALL.jpg dark sponge This flashlight and base work together to create the ultimate household flashlight system! The base makes a soothing night-light, keeps the flashlight charged, and will turn on a high-brightness LED if a power outage strikes. When the flashlight is removed from the base, it becomes a super-bright la...
By: dark sponge

Continue Reading »]]> Mon, 2 Aug 2010 15:31:20 PDT http://www.instructables.com/id/Portable-USB-Charger-1/
Dual USB Charger With Switching Regulator - More DIY How To Projects]]> http://cdn.instructables.com/F4N/NFE4/GB5HDVV6/F4NNFE4GB5HDVV6.SQUARE2.jpg http://cdn.instructables.com/F4N/NFE4/GB5HDVV6/F4NNFE4GB5HDVV6.SQUARE.jpg http://cdn.instructables.com/F4N/NFE4/GB5HDVV6/F4NNFE4GB5HDVV6.SMALL.jpg rocketman221 This is a portable USB Charger. It uses a high efficiency switching regulator that runs at 85 - 94% efficiency depending on input voltage and load. It takes an input voltage from 8 to 16 volts and can run from anything from a 9 volt battery to a car battery. It has 2 USB ports and easily charges 2 p...
By: rocketman221

Continue Reading »]]> Sun, 11 Jul 2010 23:21:23 PDT http://www.instructables.com/id/Make-a-Gameboy-Advance-SP-USB-Charger-Cable-Charg/
Make a Gameboy Advance SP USB Charger Cable: Charge your GBA from a PC or Cellphone Charger - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FXW/C7TA/GBB7G8SO/FXWC7TAGBB7G8SO.SQUARE2.jpg http://www.instructables.com/files/deriv/FXW/C7TA/GBB7G8SO/FXWC7TAGBB7G8SO.SQUARE.jpg http://www.instructables.com/files/deriv/FXW/C7TA/GBB7G8SO/FXWC7TAGBB7G8SO.SMALL.jpg shepnstein Why make this, you ask? Well, with this USB cable, you no longer need to carry a separate charger for your Gameboy Advance SP.  You can charge your GBA by plugging in to the USB port on your laptop/pc, or by plugging in to the USB port on a USB Charger, which is the type of charger that comes with m...
By: shepnstein

Continue Reading »]]> Wed, 7 Jul 2010 21:55:11 PDT http://www.instructables.com/id/Altoids-Small-PSP-Charger/
Altoids Small PSP Charger - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FTU/1RZF/GAA12XF1/FTU1RZFGAA12XF1.SQUARE2.jpg http://www.instructables.com/files/deriv/FTU/1RZF/GAA12XF1/FTU1RZFGAA12XF1.SQUARE.jpg http://www.instructables.com/files/deriv/FTU/1RZF/GAA12XF1/FTU1RZFGAA12XF1.SMALL.jpg Adum24 The PSP is a great gaming system. It has all I need. Music, video, pictures, and games! But...there comes a time in any great person's life (*ahem*) when...THE BATTERY DIES. This is a problem. So, I made a small on-the-go charger for the times when there's no outlet around. This is very easy build, ...
By: Adum24

Continue Reading »]]> Fri, 18 Jun 2010 14:48:12 PDT http://www.instructables.com/id/Compact-UK-Plug-for-chargers/
Compact UK Plug (for chargers) - More DIY How To Projects]]> http://www.instructables.com/files/deriv/F8G/9PBB/G9BWXVZY/F8G9PBBG9BWXVZY.SQUARE2.jpg http://www.instructables.com/files/deriv/F8G/9PBB/G9BWXVZY/F8G9PBBG9BWXVZY.SQUARE.jpg http://www.instructables.com/files/deriv/F8G/9PBB/G9BWXVZY/F8G9PBBG9BWXVZY.SMALL.jpg sladek This instructable shows you how to create this mini UK wall plug for chargers and transformers. Perfect for the home, office or on holiday! External harddrives, laptops, camera battery charger, power supplies and lots of other things use a "C7" or "infinity" plug to connect the external transforme...
By: sladek

Continue Reading »]]> Wed, 19 May 2010 10:44:34 PDT http://www.instructables.com/id/Mini-portable-ipod-charger/
Mini portable ipod charger - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FDR/WHC9/G8LWER4M/FDRWHC9G8LWER4M.SQUARE2.jpg http://www.instructables.com/files/deriv/FDR/WHC9/G8LWER4M/FDRWHC9G8LWER4M.SQUARE.jpg http://www.instructables.com/files/deriv/FDR/WHC9/G8LWER4M/FDRWHC9G8LWER4M.SMALL.jpg max1zzz I have a jailbroken ipod touch 3g, so if it runs out of power i have to re jailbreak it, i use my ipod a lot at school so i made this little charger tools tools: small flat head screwdriver (to take 9v battery apart) soldering iron hot glue gun wire strippers stuff: 5v regulator (can be found in...
By: max1zzz

Continue Reading »]]> Fri, 30 Apr 2010 15:03:29 PDT http://www.instructables.com/id/Wood-Induction-Charger/
Wood Induction Charger - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FZN/GENB/G23UX3KO/FZNGENBG23UX3KO.SQUARE2.jpg http://www.instructables.com/files/deriv/FZN/GENB/G23UX3KO/FZNGENBG23UX3KO.SQUARE.jpg http://www.instructables.com/files/deriv/FZN/GENB/G23UX3KO/FZNGENBG23UX3KO.SMALL.jpg jvalal Powermat has come up with a great induction charging solution, but I wanted something that fit into my homes design.  What I did was remove the guts from the Powermat office charging solution, route out some hardwood, and then glued the guts back inside of the newly routed out wood.  The hardest par...
By: jvalal

Continue Reading »]]> Tue, 17 Nov 2009 21:40:54 PST http://www.instructables.com/id/How-to-build-a-Solar-Power-Station/
How to build a Solar Power Station - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FNB/YTP6/G0ZWKJ06/FNBYTP6G0ZWKJ06.SQUARE2.jpg http://www.instructables.com/files/deriv/FNB/YTP6/G0ZWKJ06/FNBYTP6G0ZWKJ06.SQUARE.jpg http://www.instructables.com/files/deriv/FNB/YTP6/G0ZWKJ06/FNBYTP6G0ZWKJ06.SMALL.jpg DIY Dave This Instructable is on how to build a battery power pack that charges from the sun. I built it this past summer to have a portable device that I could run and charge my  gadgets on. Wiring Diagram The first thing I did was draw a wiring diagram. The Parts Next I shopped around and purchased ...
By: DIY Dave

Continue Reading »]]> Tue, 20 Oct 2009 20:02:49 PDT http://www.instructables.com/id/Voltage-Controlled-Switch-1/
Voltage Controlled Switch - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FH8/9TO2/G0Y6U450/FH89TO2G0Y6U450.SQUARE2.jpg http://www.instructables.com/files/deriv/FH8/9TO2/G0Y6U450/FH89TO2G0Y6U450.SQUARE.jpg http://www.instructables.com/files/deriv/FH8/9TO2/G0Y6U450/FH89TO2G0Y6U450.SMALL.jpg josh1001  This is a little circuit that i designed that could be used for a charging controller or voltage limiter. Its very useful if you are thinking of making a solar charger.  Get the Stuff To build this circuit you would need the following:2 1k ohm resistors 2 5V zener diodesA comparator (the one it ...
By: josh1001

Continue Reading »]]> Sun, 18 Oct 2009 19:22:12 PDT http://www.instructables.com/id/Portable-capacitor-charger-with-detachable-capacit/ http://www.instructables.com/files/deriv/FPG/RSCA/FYTCHPEJ/FPGRSCAFYTCHPEJ.SQUARE2.jpg http://www.instructables.com/files/deriv/FPG/RSCA/FYTCHPEJ/FPGRSCAFYTCHPEJ.SQUARE.jpg http://www.instructables.com/files/deriv/FPG/RSCA/FYTCHPEJ/FPGRSCAFYTCHPEJ.SMALL.jpg thermoelectric This is my camera cap charger circuit (the wire goes through the board for wire stress relief) connected to a AA battery (the blue tape is for wire stress relief). The unique (probably) part of this project is that I used two small magnets from a computer hard drive to make the capacitor detachable...
By: thermoelectric

Continue Reading »]]> Tue, 15 Sep 2009 02:23:57 PDT http://www.instructables.com/id/How-to-make-your-own-battery-backup/
How to make your own battery backup - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FUD/RMX0/FYYNEHR0/FUDRMX0FYYNEHR0.SQUARE2.jpg http://www.instructables.com/files/deriv/FUD/RMX0/FYYNEHR0/FUDRMX0FYYNEHR0.SQUARE.jpg http://www.instructables.com/files/deriv/FUD/RMX0/FYYNEHR0/FUDRMX0FYYNEHR0.SMALL.jpg newtylerjh Here is a easy way to build your own battery backup to power your computer tv or whatever The parts You will need 1 12V car battery or 2 6V car batterys a car battery charger a 400 Watt power inverter some wire and depending on your battery bolts The assembley if your battery has posts r...
By: newtylerjh

Continue Reading »]]> Tue, 1 Sep 2009 14:23:23 PDT http://www.instructables.com/id/Wireless-Power-Transmission-Over-Short-Distances-U/
Wireless Power - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FA8/CSYH/FU6LWTUS/FA8CSYHFU6LWTUS.SQUARE2.jpg http://www.instructables.com/files/deriv/FA8/CSYH/FU6LWTUS/FA8CSYHFU6LWTUS.SQUARE.jpg http://www.instructables.com/files/deriv/FA8/CSYH/FU6LWTUS/FA8CSYHFU6LWTUS.SMALL.jpg robotkid249 Quarter of a million views, thanks everyone! The power cord, I know you hate it. Sometimes, you just want to cut it apart! Well say goodbye to your power cords, because with the power of inductive coupling your device will not need to be connected metal to metal. Seemlessly your device can be charg...
By: robotkid249

Continue Reading »]]> Wed, 6 May 2009 15:31:01 PDT http://www.instructables.com/id/Charge-AAA-NiMH-Batteries-in-a-AA-Charger/
Charge AAA NiMH Batteries in an AA Charger - More DIY How To Projects]]> http://www.instructables.com/files/deriv/FMB/XBFT/FLXYL5II/FMBXBFTFLXYL5II.SQUARE2.jpg http://www.instructables.com/files/deriv/FMB/XBFT/FLXYL5II/FMBXBFTFLXYL5II.SQUARE.jpg http://www.instructables.com/files/deriv/FMB/XBFT/FLXYL5II/FMBXBFTFLXYL5II.SMALL.jpg Phil B I had an AA NiMH charger for my digital camera. A couple of years later I had a couple of devices powered by AAA NiMH batteries. I wanted to use the charger I already had, but it was made for AA batteries only. Make an adapter from paper and glue Use a piece of junk mail to roll an adapter. ...
By: Phil B

Continue Reading »]]> Mon, 6 Oct 2008 10:20:30 PDT http://www.instructables.com/id/Capacitor-ChargerCoilgun-V2.0/
Capacitor Charger/Coilgun V2.0 - More DIY How To Projects]]> http://cdn.instructables.com/FRA/TLA2/F35J1KB4/FRATLA2F35J1KB4.SQUARE2.jpg http://cdn.instructables.com/FRA/TLA2/F35J1KB4/FRATLA2F35J1KB4.SQUARE.jpg http://cdn.instructables.com/FRA/TLA2/F35J1KB4/FRATLA2F35J1KB4.SMALL.jpg RPisces Ok. I know that there is already an instructable on how to build a capacitor bank charger, but for those of you who are either looking for more inspiration, or just want to see a different way to make it, check here. This version made is more of a ~much~ more deluxe version. Why did I make this? Wel...
By: RPisces

Continue Reading »]]> Thu, 24 May 2007 14:53:09 PDT