Instructables: exploring - technology - battery - power - featured http://www.instructables.com Fri, 22 Aug 2014 20:52:15 PDT BLOX v1.01 Hack together a powerful pocket USB charger. (6.6 amp hour battery) http://www.instructables.com/id/Hack-together-a-powerful-pocket-USB-charger-66-amp/
Hack together a powerful pocket USB charger. (6.6 amp hour battery) - More DIY How To Projects]]> http://cdn.instructables.com/FHH/4BSM/HY5NVVXY/FHH4BSMHY5NVVXY.SQUARE2.jpg http://cdn.instructables.com/FHH/4BSM/HY5NVVXY/FHH4BSMHY5NVVXY.SQUARE.jpg http://cdn.instructables.com/FHH/4BSM/HY5NVVXY/FHH4BSMHY5NVVXY.SMALL.jpg out-of-the-box Inside the well known altoids tin lies three 2,200 mah lithium ion batteries. All three are ran in parallel to create a 6,600 mah or 6.6 amp battery. Which triples the charge time! Meaning if one battery can charge your phone 75 percent than three can triple that! 75x3=225 percent!This project was m...
By: out-of-the-box

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Tue, 29 Jul 2014 09:11:58 PDT
Light Spectrometer from a "battery powered" head inspection lamp http://www.instructables.com/id/Light-Spectrometer-from-a-head-inspection-lamp/
Light Spectrometer from a "battery powered" head inspection lamp - More DIY How To Projects]]> http://cdn.instructables.com/F1J/OK8V/HXY66P6D/F1JOK8VHXY66P6D.SQUARE2.jpg http://cdn.instructables.com/F1J/OK8V/HXY66P6D/F1JOK8VHXY66P6D.SQUARE.jpg http://cdn.instructables.com/F1J/OK8V/HXY66P6D/F1JOK8VHXY66P6D.SMALL.jpg HUKBMBEAR Hello if you like this please take the time to vote in the competitionsTHANKSAt the end of my light sensing instructable where I played with the measurement of reducing sun light levels as well as making it into a laser game , I mentioned that I wanted to have a go at making a full spectrometer. Thi...
By: HUKBMBEAR

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Tue, 27 May 2014 14:28:46 PDT
USB Speakers Into Portable Battery Powered Speakers! http://www.instructables.com/id/USB-Speakers-Into-Portable-Battery-Powered-Speaker/
USB Speakers Into Portable Battery Powered Speakers! - More DIY How To Projects]]> http://cdn.instructables.com/FWH/OWF7/HV4DD5ZO/FWHOWF7HV4DD5ZO.SQUARE2.jpg http://cdn.instructables.com/FWH/OWF7/HV4DD5ZO/FWHOWF7HV4DD5ZO.SQUARE.jpg http://cdn.instructables.com/FWH/OWF7/HV4DD5ZO/FWHOWF7HV4DD5ZO.SMALL.jpg ctx1985 I bought a set of super cheap USB powered computer speakers on sale for $4 at my local grocery store a while back. I figured for $4, I couldn't really go wrong. They ended up being underpowered and just all around not great. So I thought with a few slight modifications (new amplifier, internal batte...
By: ctx1985

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Wed, 14 May 2014 00:21:23 PDT
from battery to wall wart in 10 minutes (with no soldering) http://www.instructables.com/id/from-battery-to-wall-wart-in-10-minutes-with-no-so/
from battery to wall wart in 10 minutes (with no soldering) - More DIY How To Projects]]> http://cdn.instructables.com/FPQ/5M18/HQ3ZSTF8/FPQ5M18HQ3ZSTF8.SQUARE2.jpg http://cdn.instructables.com/FPQ/5M18/HQ3ZSTF8/FPQ5M18HQ3ZSTF8.SQUARE.jpg http://cdn.instructables.com/FPQ/5M18/HQ3ZSTF8/FPQ5M18HQ3ZSTF8.SMALL.jpg andrea biffi If you like electronic gadgets as I do, you constantly need to charge many batteries, since battery powered devices are still much common. But batteries pollute, disposal has a cost, batteries themselves are not cheap at all if you buy good quality ones. There is also another issue, many devices wor...
By: andrea biffi

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Tue, 7 Jan 2014 11:30:10 PST
Convert Battery Powered Electronics to Run on AC http://www.instructables.com/id/Convert-Battery-Powered-Electronics-to-Run-on-AC/
Convert Battery Powered Electronics to Run on AC - More DIY How To Projects]]> http://cdn.instructables.com/FS4/HHK1/HH2VMT5V/FS4HHK1HH2VMT5V.SQUARE2.jpg http://cdn.instructables.com/FS4/HHK1/HH2VMT5V/FS4HHK1HH2VMT5V.SQUARE.jpg http://cdn.instructables.com/FS4/HHK1/HH2VMT5V/FS4HHK1HH2VMT5V.SMALL.jpg DIY Hacks and How Tos We use batteries to power a lot of our electronics. But there are some battery powered devices that don't necessarily need to be portable all the time. One example is my son's battery powered swing. It can be moved around but it usually stays in the same general area. In cases like these it migh...
By: DIY Hacks and How Tos

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Mon, 3 Jun 2013 13:57:08 PDT
cheap and easy PSU for Canon EOS http://www.instructables.com/id/cheap-and-easy-PSU-for-Canon-EOS/
cheap and easy PSU for Canon EOS - More DIY How To Projects]]> http://cdn.instructables.com/FWN/LXSC/HCJO55ZQ/FWNLXSCHCJO55ZQ.SQUARE2.jpg http://cdn.instructables.com/FWN/LXSC/HCJO55ZQ/FWNLXSCHCJO55ZQ.SQUARE.jpg http://cdn.instructables.com/FWN/LXSC/HCJO55ZQ/FWNLXSCHCJO55ZQ.SMALL.jpg andrea biffi I think lot of guys here on Instructables know how much satisfaction is obtained building a gadget entirely by ourselves, but... sometimes it could be a clever solution opting for some nice and ready accessory. I think this is one of these cases. I recently had the need to have a power supply for my...
By: andrea biffi

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Mon, 4 Feb 2013 09:57:24 PST
How to Make Batteries From Spare Change http://www.instructables.com/id/How-to-Turn-Spare-Pocket-Change-into-DIY-Batteries/
How to Make Batteries From Spare Change - More DIY How To Projects]]> http://cdn.instructables.com/FB1/FGBI/HAVGJYI6/FB1FGBIHAVGJYI6.SQUARE2.jpg http://cdn.instructables.com/FB1/FGBI/HAVGJYI6/FB1FGBIHAVGJYI6.SQUARE.jpg http://cdn.instructables.com/FB1/FGBI/HAVGJYI6/FB1FGBIHAVGJYI6.SMALL.jpg The King of Random See The Video! What's a penny worth these days?  Not much, but could there be some free energy hidden inside your spare pennies? You'd be surprised! Watch the video to learn how you can put together stacks of pennies to form makeshift batteries that can drive small-current devices like LEDs a...
By: The King of Random

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Sat, 5 Jan 2013 16:07:15 PST
How to Dove-Tail Joint a Laser Cut Enclosure + Lipo Charger 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://cdn.instructables.com/FT1/KE4S/HA4MNAK4/FT1KE4SHA4MNAK4.SQUARE2.jpg http://cdn.instructables.com/FT1/KE4S/HA4MNAK4/FT1KE4SHA4MNAK4.SQUARE.jpg http://cdn.instructables.com/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

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Mon, 10 Dec 2012 08:46:29 PST
Powering Arduino with a Battery http://www.instructables.com/id/Powering-Arduino-with-a-Battery/ http://cdn.instructables.com/F69/PJOP/H4AGIV2W/F69PJOPH4AGIV2W.SQUARE2.jpg http://cdn.instructables.com/F69/PJOP/H4AGIV2W/F69PJOPH4AGIV2W.SQUARE.jpg http://cdn.instructables.com/F69/PJOP/H4AGIV2W/F69PJOPH4AGIV2W.SMALL.jpg amandaghassaei Make your Arduino projects portable by using a battery for power.  From the Uno and Mega documentation pages: "The board can operate on an external supply of 6 to 20 volts. If supplied with less than 7V, however, the 5V pin may supply less than five volts and the board may be unstable. If using mor...
By: amandaghassaei

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Fri, 6 Jul 2012 15:24:58 PDT
Waterproof Solar Powered Boom Box http://www.instructables.com/id/Waterproof-Solar-Powered-Boom-Box/
Waterproof Solar Powered Boom Box - More DIY How To Projects]]> http://cdn.instructables.com/FSG/ZIHD/H174KMP8/FSGZIHDH174KMP8.SQUARE2.jpg http://cdn.instructables.com/FSG/ZIHD/H174KMP8/FSGZIHDH174KMP8.SQUARE.jpg http://cdn.instructables.com/FSG/ZIHD/H174KMP8/FSGZIHDH174KMP8.SMALL.jpg noahw This is a go anywhere, power anything, music blasting stereo that will keep the party rocking even in the pouring rain.  Housed inside a waterproof, crushproof, kittenproof enclosure, this stereo uses a water resistant marine head unit, and water resistant marine component speakers.  It's powered by...
By: noahw

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Mon, 14 May 2012 14:32:13 PDT
Make a cheap disposable camera capacitor bank 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://cdn.instructables.com/FPZ/2M76/H1JUJEYA/FPZ2M76H1JUJEYA.SQUARE2.jpg http://cdn.instructables.com/FPZ/2M76/H1JUJEYA/FPZ2M76H1JUJEYA.SQUARE.jpg http://cdn.instructables.com/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

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Sat, 5 May 2012 08:20:34 PDT
Variable Voltage Regulator - Filtered Linear Power Supply http://www.instructables.com/id/Variable-Voltage-Regulator-Filtered-Linear-Power/
Variable Voltage Regulator - Filtered Linear Power Supply - More DIY How To Projects]]> http://cdn.instructables.com/FGJ/32RV/GOHMAWZX/FGJ32RVGOHMAWZX.SQUARE2.jpg http://cdn.instructables.com/FGJ/32RV/GOHMAWZX/FGJ32RVGOHMAWZX.SQUARE.jpg http://cdn.instructables.com/FGJ/32RV/GOHMAWZX/FGJ32RVGOHMAWZX.SMALL.jpg Poent This Instructable will show how to Make a 1.6v-6v Filtered Linear Power Supply using a LM317 for the variable voltage regulator and a 1kohm Potentiometer (trimmer). It can source power from anywhere between 7v to 14v for this version of the power supply. The power supply in the above image is at the...
By: Poent

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Sun, 5 Jun 2011 19:52:44 PDT
Ammo Can Power Pack http://www.instructables.com/id/Ammo-Can-Power-Pack/
Ammo Can Power Pack - More DIY How To Projects]]> http://cdn.instructables.com/FCC/NWOC/GD2J1Y2Y/FCCNWOCGD2J1Y2Y.SQUARE2.jpg http://cdn.instructables.com/FCC/NWOC/GD2J1Y2Y/FCCNWOCGD2J1Y2Y.SQUARE.jpg http://cdn.instructables.com/FCC/NWOC/GD2J1Y2Y/FCCNWOCGD2J1Y2Y.SMALL.jpg zcshiner Electricity is everywhere.  Sometimes.  The idea came about between a few friends and myself to build a portable "power pack" so we could power our things wherever we go. I ended up creating a contraption that housed a 12 volt battery, inverter, and battery charger inside a watertight ammo box. ...
By: zcshiner

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Sun, 22 Aug 2010 12:01:09 PDT
How to build a Solar Power Station 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://cdn.instructables.com/FNB/YTP6/G0ZWKJ06/FNBYTP6G0ZWKJ06.SQUARE2.jpg http://cdn.instructables.com/FNB/YTP6/G0ZWKJ06/FNBYTP6G0ZWKJ06.SQUARE.jpg http://cdn.instructables.com/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

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Tue, 20 Oct 2009 20:02:49 PDT
Lime Jello, Yeast and Carbon Paper Fuel Cell http://www.instructables.com/id/Lime-Jello-Yeast-and-Carbon-Paper-Fuel-Cell/
Lime Jello, Yeast and Carbon Paper Fuel Cell - More DIY How To Projects]]> http://cdn.instructables.com/F03/M8T8/FWS6K1L2/F03M8T8FWS6K1L2.SQUARE2.jpg http://cdn.instructables.com/F03/M8T8/FWS6K1L2/F03M8T8FWS6K1L2.SQUARE.jpg http://cdn.instructables.com/F03/M8T8/FWS6K1L2/F03M8T8FWS6K1L2.SMALL.jpg egbertfitzwilly Can Jello Brand Instant Gelatin replace coal fired power plants? Probably not but it can be used to build a demonstration microbial fuel cell from common materials. This is a fun classroom or rainy day project, tie multiple cells together and use the power to light an LED. You'll probably need a jou...
By: egbertfitzwilly

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Sun, 5 Jul 2009 20:08:41 PDT
Fabric Battery Pouch http://www.instructables.com/id/Fabric-Battery-Pouch/
Fabric Battery Pouch - More DIY How To Projects]]> http://cdn.instructables.com/FXE/B9TI/FNI3Y8FS/FXEB9TIFNI3Y8FS.SQUARE2.jpg http://cdn.instructables.com/FXE/B9TI/FNI3Y8FS/FXEB9TIFNI3Y8FS.SQUARE.jpg http://cdn.instructables.com/FXE/B9TI/FNI3Y8FS/FXEB9TIFNI3Y8FS.SMALL.jpg Plusea This neoprene battery case can hold two AA batteries or a 9Volt battery. It does take some time and patience to make this little pouch, but you then have a durable 3 or 9Volt power supply that can be used in various textile projects. Next step would be to include a 5Volt regulating circuit for the A...
By: Plusea

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Sat, 15 Nov 2008 19:54:30 PST
Electronic Accessory Charging Dock http://www.instructables.com/id/Electronic-Accessory-Charging-Dock/
Electronic Accessory Charging Dock - More DIY How To Projects]]> http://cdn.instructables.com/F6T/6BQL/F4WY1M6J/F6T6BQLF4WY1M6J.SQUARE2.jpg http://cdn.instructables.com/F6T/6BQL/F4WY1M6J/F6T6BQLF4WY1M6J.SQUARE.jpg http://cdn.instructables.com/F6T/6BQL/F4WY1M6J/F6T6BQLF4WY1M6J.SMALL.jpg frazeeg The problem: I hate wire clutter. With the batteries I need to charge on all my electronics (cell phone, Bluetooth headset, AA batteries, MP3 player, etc.), my power strip and desk get cluttered quite easily. I wanted a solution to this and I have it. I created a dock for all my chargeables. It'...
By: frazeeg

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Wed, 8 Aug 2007 12:56:10 PDT
Self Sufficient Arduino Board http://www.instructables.com/id/Self-Sufficient-Arduino-Board/
Self Sufficient Arduino Board - More DIY How To Projects]]> http://cdn.instructables.com/FIH/PPF1/F82EU51W/FIHPPF1F82EU51W.SQUARE2.jpg http://cdn.instructables.com/FIH/PPF1/F82EU51W/FIHPPF1F82EU51W.SQUARE.jpg http://cdn.instructables.com/FIH/PPF1/F82EU51W/FIHPPF1F82EU51W.SMALL.jpg p2man This is a self sufficient Arduino board, which is powered by harnessing solar power and using a 9V rechargeable battery. It is perfect for anyone who is interested in doing Arduino projects that do not require a computer or any power supply. You can take this to the most remote places for any projec...
By: p2man

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Wed, 24 Oct 2007 02:10:20 PDT