Instructables: exploring - technology - battery - featured http://www.instructables.com Mon, 21 Apr 2014 06:54:35 PDT BLOX v1.01 Augment Your Reality With The iTorch raspberry pi flashlight projector http://www.instructables.com/id/iTorch-raspberry-pi-flashlight-projector/
Augment Your Reality With The iTorch raspberry pi flashlight projector - More DIY How To Projects]]> http://cdn.instructables.com/F52/K12J/HTZY4C3F/F52K12JHTZY4C3F.SQUARE2.jpg http://cdn.instructables.com/F52/K12J/HTZY4C3F/F52K12JHTZY4C3F.SQUARE.jpg http://cdn.instructables.com/F52/K12J/HTZY4C3F/F52K12JHTZY4C3F.SMALL.jpg MrTravisHiggins UPDATE: Finally uploaded some videos, hope you like them. :)   Post by ITorch Media Sharing. https://www.facebook.com/photo.php?v=292394047593097 iTorch Media Sharing Created By: Travis Higgins This Instructable is for a prototype homemade projector that can be illuminate...
By: MrTravisHiggins

Continue Reading »]]>
Mon, 14 Apr 2014 18:19:17 PDT
Make A Cheap Lithium Battery Pack http://www.instructables.com/id/Make-A-Cheap-Lithium-Battery-Pack/
Make A Cheap Lithium Battery Pack - More DIY How To Projects]]> http://cdn.instructables.com/FWY/NR2T/HU0GLSFQ/FWYNR2THU0GLSFQ.SQUARE2.jpg http://cdn.instructables.com/FWY/NR2T/HU0GLSFQ/FWYNR2THU0GLSFQ.SQUARE.jpg http://cdn.instructables.com/FWY/NR2T/HU0GLSFQ/FWYNR2THU0GLSFQ.SMALL.jpg ASCAS With some few hacking, you can turn your old phone battery into a powerful Lithium battery pack. This is a great alternative for the expensive Lithium-Polymer battery pack. These things work well with Arduinos, DIY robots, speakers or any project that requires a high current power source. What'...
By: ASCAS

Continue Reading »]]>
Mon, 14 Apr 2014 20:55:27 PDT
ARDUINO SOLAR CHARGE CONTROLLER (PWM) http://www.instructables.com/id/ARDUINO-SOLAR-CHARGE-CONTROLLER-PWM/
ARDUINO SOLAR CHARGE CONTROLLER (PWM) - More DIY How To Projects]]> http://cdn.instructables.com/FHE/R6DY/HTS5BNMP/FHER6DYHTS5BNMP.SQUARE2.jpg http://cdn.instructables.com/FHE/R6DY/HTS5BNMP/FHER6DYHTS5BNMP.SQUARE.jpg http://cdn.instructables.com/FHE/R6DY/HTS5BNMP/FHER6DYHTS5BNMP.SMALL.jpg deba168 In my previous instructables I described the details of energy monitoring of a off grid solar system.I have also won the 123D circuits competition for that.You can see this ARDUINO ENERGY METER. Please vote for me..... In solar power system, charge controller is the heart of the system which was...
By: deba168

Continue Reading »]]>
Wed, 9 Apr 2014 01:49:18 PDT
Rechargeable Bike Light with automatic switch of energy source http://www.instructables.com/id/Intro-70/
Rechargeable Bike Light with automatic switch of energy source - More DIY How To Projects]]> http://cdn.instructables.com/FTH/JMIB/HTIWIRHF/FTHJMIBHTIWIRHF.SQUARE2.jpg http://cdn.instructables.com/FTH/JMIB/HTIWIRHF/FTHJMIBHTIWIRHF.SQUARE.jpg http://cdn.instructables.com/FTH/JMIB/HTIWIRHF/FTHJMIBHTIWIRHF.SMALL.jpg Bumsfallera First of all, excuse my non-native English and my lack of professional electrical engineering skills. I see this as a hobby and have no claim to be perfect. However, if you have some ideas on how to improve the setting don’t hesitate to write a comment ;-) I haven’t seen any similar Instructabl...
By: Bumsfallera

Continue Reading »]]>
Mon, 31 Mar 2014 17:20:32 PDT
Mini line tracer http://www.instructables.com/id/Mini-line-tracer/
Mini line tracer - More DIY How To Projects]]> http://cdn.instructables.com/FUU/FW9D/HSJAPV6E/FUUFW9DHSJAPV6E.SQUARE2.jpg http://cdn.instructables.com/FUU/FW9D/HSJAPV6E/FUUFW9DHSJAPV6E.SQUARE.jpg http://cdn.instructables.com/FUU/FW9D/HSJAPV6E/FUUFW9DHSJAPV6E.SMALL.jpg pinomelean This is the story of how i made my first robot, and the instructions to build one yourself. It's a simple line tracer, controlled by two op-amps. No microcontroller, no programming... simple analog circuitry. I tried to make it as small as possible, using SMD components and tiny motors. I'm...
By: pinomelean

Continue Reading »]]>
Sun, 23 Mar 2014 07:27:18 PDT
Industrial Electronics Case Speaker http://www.instructables.com/id/Industrial-Electronics-Case-Speaker/
Industrial Electronics Case Speaker - More DIY How To Projects]]> http://cdn.instructables.com/FAJ/UZKQ/HSVGDJMI/FAJUZKQHSVGDJMI.SQUARE2.jpg http://cdn.instructables.com/FAJ/UZKQ/HSVGDJMI/FAJUZKQHSVGDJMI.SQUARE.jpg http://cdn.instructables.com/FAJ/UZKQ/HSVGDJMI/FAJUZKQHSVGDJMI.SMALL.jpg RCS82 Are you in need of a good set of portable speakers? Are your current portable speakers missing a kick ass shoulder strap? Are ammo can speakers just not classy looking enough to take to your more fancy get togethers? Well you're in luck because you have found the Industrial Electronics Case Speaker....
By: RCS82

Continue Reading »]]>
Mon, 17 Mar 2014 18:35:01 PDT
Smart mint the solar phone charger http://www.instructables.com/id/Smart-mint-the-solar-phone-charger/
Smart mint the solar phone charger - More DIY How To Projects]]> http://cdn.instructables.com/FYI/3JIV/HS3GV5PG/FYI3JIVHS3GV5PG.SQUARE2.jpg http://cdn.instructables.com/FYI/3JIV/HS3GV5PG/FYI3JIVHS3GV5PG.SQUARE.jpg http://cdn.instructables.com/FYI/3JIV/HS3GV5PG/FYI3JIVHS3GV5PG.SMALL.jpg tech savvy Hello everyone Techsavvy here ,   it been awhile since I posted anything , and I  Thought I owe it to my Awesome subscribers to post something I'v been working on ,  Thanks again guys for your support  ;-)  and fellow users  so to start off by saying a couple of things , well for starters I wante...
By: tech savvy

Continue Reading »]]>
Wed, 26 Feb 2014 21:59:47 PST
Dummy Monitor for Photo Shoots and Product Demos http://www.instructables.com/id/Dummy-Monitor-for-Photo-Shoots-and-Product-Demos/
Dummy Monitor for Photo Shoots and Product Demos - More DIY How To Projects]]> http://cdn.instructables.com/F29/YF1Y/H1426LYK/F29YF1YH1426LYK.SQUARE2.jpg http://cdn.instructables.com/F29/YF1Y/H1426LYK/F29YF1YH1426LYK.SQUARE.jpg http://cdn.instructables.com/F29/YF1Y/H1426LYK/F29YF1YH1426LYK.SMALL.jpg jackzylkin For my home business (usbtypewriter.com) I do a lot of product photography showing customized computer workstations.  But setting up a computer workstation for a photo shoot involves a lot of setup (since I have to move the entire workstation from my actual desk over to the photo set), and the ugly ...
By: jackzylkin

Continue Reading »]]>
Tue, 17 Apr 2012 11:31:03 PDT
LED skateboard version 3! http://www.instructables.com/id/LED-skateboard-version-3/
LED skateboard version 3! - More DIY How To Projects]]> http://cdn.instructables.com/F5P/AT07/HQB80II2/F5PAT07HQB80II2.SQUARE2.jpg http://cdn.instructables.com/F5P/AT07/HQB80II2/F5PAT07HQB80II2.SQUARE.jpg http://cdn.instructables.com/F5P/AT07/HQB80II2/F5PAT07HQB80II2.SMALL.jpg out-of-the-box Thank you for viewing my instructable! As the title says this is my 3rd led skateboard! But this is actually the first one I am making a 'how to' for. My first led board was alright, It did have a few flaws and aside from just turning it on there wasn't much appeal to it. Yes it did look very nice r...
By: out-of-the-box

Continue Reading »]]>
Sat, 11 Jan 2014 14:36:00 PST
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

Continue Reading »]]>
Tue, 7 Jan 2014 11:30:10 PST
Raspberry Pi Rain Box http://www.instructables.com/id/Raspberry-Pi-Rain-Box/
Raspberry Pi Rain Box - More DIY How To Projects]]> http://cdn.instructables.com/FP4/DRUR/HPYORXUW/FP4DRURHPYORXUW.SQUARE2.jpg http://cdn.instructables.com/FP4/DRUR/HPYORXUW/FP4DRURHPYORXUW.SQUARE.jpg http://cdn.instructables.com/FP4/DRUR/HPYORXUW/FP4DRURHPYORXUW.SMALL.jpg Adum24 I find the sound of rain really soothing, and wanted a device to just play rain sounds for me. I figured the Raspberry Pi would be perfect for this. So I wrote a Python script that selects a random number, and, based on the number, selects a rain sound to play. After that, I stuck it in a hobby proj...
By: Adum24

Continue Reading »]]>
Sun, 5 Jan 2014 19:30:31 PST
Easy LED Color Changing "Candle" http://www.instructables.com/id/Easy-LED-Color-Changing-Light/
Easy LED Color Changing "Candle" - More DIY How To Projects]]> http://cdn.instructables.com/FYL/MJZ5/HP71H2BW/FYLMJZ5HP71H2BW.SQUARE2.jpg http://cdn.instructables.com/FYL/MJZ5/HP71H2BW/FYLMJZ5HP71H2BW.SQUARE.jpg http://cdn.instructables.com/FYL/MJZ5/HP71H2BW/FYLMJZ5HP71H2BW.SMALL.jpg Cats Science Club This is a simple color changing light that is great for kids and adults. Looks beautiful in a dimly lit room, great for the holidays, and makes a pretty cool night light. Materials Glue Gun - We are using a low temperature glue gun. It hurts when the glue touches your skin but it does not burn y...
By: Cats Science Club

Continue Reading »]]>
Sat, 14 Dec 2013 08:41:26 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

Continue Reading »]]>
Sun, 15 Dec 2013 00:08:20 PST
$3.00 Altoids Charger (EASY BUILD) (CHEAP) http://www.instructables.com/id/300-Altoids-Charger-EASY-BUILD-CHEAP/
$3.00 Altoids Charger (EASY BUILD) (CHEAP) - More DIY How To Projects]]> http://cdn.instructables.com/F4H/O57K/HOUG0C9N/F4HO57KHOUG0C9N.SQUARE2.jpg http://cdn.instructables.com/F4H/O57K/HOUG0C9N/F4HO57KHOUG0C9N.SQUARE.jpg http://cdn.instructables.com/F4H/O57K/HOUG0C9N/F4HO57KHOUG0C9N.SMALL.jpg snow1434 I know your thinking i have seen hundreds of these but have you ever seen one so easy to build? LETS GET STARTED Things you will need : L78MO5CV Voltage Regulator http://www.taydaelectronics.com/ic-integrated-circuits/voltage-regulators/lm7805-l7805-7805-voltage-regulator-ic-5v-1-5a.html ...
By: snow1434

Continue Reading »]]>
Sun, 8 Dec 2013 21:48:07 PST
Water Powered Flashlight http://www.instructables.com/id/Water-Powered-Flashlight/
Water Powered Flashlight - More DIY How To Projects]]> http://cdn.instructables.com/FJI/41I0/HNE44KP3/FJI41I0HNE44KP3.SQUARE2.jpg http://cdn.instructables.com/FJI/41I0/HNE44KP3/FJI41I0HNE44KP3.SQUARE.jpg http://cdn.instructables.com/FJI/41I0/HNE44KP3/FJI41I0HNE44KP3.SMALL.jpg ASCAS Batteries are too mainstream, let's make Water Powered ones! The DIY flashlight never runs out of batteries, water is all around us and will never run out. One of today's causes of pollution is the improper disposal of batteries containing heavy metals such as lead and mercury. The answer, using wat...
By: ASCAS

Continue Reading »]]>
Wed, 30 Oct 2013 14:04:24 PDT
Fun circuits with conductive paint http://www.instructables.com/id/Fun-circuits-with-conductive-paint/
Fun circuits with conductive paint - More DIY How To Projects]]> http://cdn.instructables.com/FG9/HKKD/HN82O66Z/FG9HKKDHN82O66Z.SQUARE2.jpg http://cdn.instructables.com/FG9/HKKD/HN82O66Z/FG9HKKDHN82O66Z.SQUARE.jpg http://cdn.instructables.com/FG9/HKKD/HN82O66Z/FG9HKKDHN82O66Z.SMALL.jpg Paulbacca This instructable will show you how to make simple fun electronic circuits. However my objective here is mostly to demonstrate how kids can have fun making and learning about electronics at the same time. I will be using a new product from a company called Bare Conductive that have recently release...
By: Paulbacca

Continue Reading »]]>
Tue, 29 Oct 2013 11:03:24 PDT
From a Coffeemaker to a Travel Alarm Clock http://www.instructables.com/id/From-a-Coffeemaker-to-a-Travel-Alarm-Clock/
From a Coffeemaker to a Travel Alarm Clock - More DIY How To Projects]]> http://cdn.instructables.com/F72/464O/HKDFFU3T/F72464OHKDFFU3T.SQUARE2.jpg http://cdn.instructables.com/F72/464O/HKDFFU3T/F72464OHKDFFU3T.SQUARE.jpg http://cdn.instructables.com/F72/464O/HKDFFU3T/F72464OHKDFFU3T.SMALL.jpg Josehf Murchison I am a big believer in a greener way of life so I reduce reuse recycle and repurpose, to this end I gather many things put out for the garbage, the computers I get my wife likes to rebuild and gives them away to people that can’t afford a computer. The other things I get to repair repurpose or strip...
By: Josehf Murchison

Continue Reading »]]>
Thu, 15 Aug 2013 02:05:27 PDT
Microbial Fuel Cell Of Science!!! http://www.instructables.com/id/Microbial-Fuel-Cell-Of-Science/
Microbial Fuel Cell Of Science!!! - More DIY How To Projects]]> http://cdn.instructables.com/FGJ/9QIM/HKDFFU2S/FGJ9QIMHKDFFU2S.SQUARE2.jpg http://cdn.instructables.com/FGJ/9QIM/HKDFFU2S/FGJ9QIMHKDFFU2S.SQUARE.jpg http://cdn.instructables.com/FGJ/9QIM/HKDFFU2S/FGJ9QIMHKDFFU2S.SMALL.jpg drdan152 Fuel cell that harvests electrons from the bacteria in mud! And ELECTRons mean ELECTRicity....you get me? The cell also makes a great habitat for a beta fish... The bacteria decompose the fish poop adding to the cell's fuel and keeping the water clean! Get Some MUCK! "MUCK" is actually the corr...
By: drdan152

Continue Reading »]]>
Fri, 9 Aug 2013 13:55:17 PDT
Film Canister Battery http://www.instructables.com/id/Film-Canister-Battery/
Film Canister Battery - More DIY How To Projects]]> http://cdn.instructables.com/FIN/EZF1/HJKBUG33/FINEZF1HJKBUG33.SQUARE2.jpg http://cdn.instructables.com/FIN/EZF1/HJKBUG33/FINEZF1HJKBUG33.SQUARE.jpg http://cdn.instructables.com/FIN/EZF1/HJKBUG33/FINEZF1HJKBUG33.SMALL.jpg Cats Science Club Making a battery from film canisters, used wire, vinegar, and nails. Check us out at catsscience.com and on Facebook Please vote for us. Materials Film canisters Vinegar Safety goggles Nails (zinc coated) Wire Cutters Alligator clips with wire Scrap copper wire Red LED No film canisters? You ...
By: Cats Science Club

Continue Reading »]]>
Sat, 27 Jul 2013 11:11:45 PDT
DIY portable LED strobe http://www.instructables.com/id/DIY-portable-LED-strobe/
DIY portable LED strobe - More DIY How To Projects]]> http://cdn.instructables.com/F6C/67LG/HJB0JB8E/F6C67LGHJB0JB8E.SQUARE2.jpg http://cdn.instructables.com/F6C/67LG/HJB0JB8E/F6C67LGHJB0JB8E.SQUARE.jpg http://cdn.instructables.com/F6C/67LG/HJB0JB8E/F6C67LGHJB0JB8E.SMALL.jpg DOT. I and my friends like to have fun in summer. We like to fool around with music when we are camping. To make those parties more likely to professional ones I have made portable 9V LED strobe. For my surprise it really gives a big effect. I hope you will like it! Lights! Camera! Action! Too...
By: DOT.

Continue Reading »]]>
Mon, 22 Jul 2013 14:49:56 PDT
How to make a Soft-Potentiometer http://www.instructables.com/id/Make-and-use-a-soft-potentiometer-to-control-the-b/
How to make a Soft-Potentiometer - More DIY How To Projects]]> http://cdn.instructables.com/F3J/PJ0U/HJ2TNZJQ/F3JPJ0UHJ2TNZJQ.SQUARE2.jpg http://cdn.instructables.com/F3J/PJ0U/HJ2TNZJQ/F3JPJ0UHJ2TNZJQ.SQUARE.jpg http://cdn.instructables.com/F3J/PJ0U/HJ2TNZJQ/F3JPJ0UHJ2TNZJQ.SMALL.jpg gat3 Electronics is always fun when you try to intervene it with something of your interest, like crafting. How about sewing circuits on cloth instead of connecting them on breadboard? This instructable is about how to make a 'wire-free' simple soft-potentiometer and use it to vary the brightness of LEDs...
By: gat3

Continue Reading »]]>
Sat, 13 Jul 2013 07:47:02 PDT
Pocket-Size Power Supply http://www.instructables.com/id/Pocket-Size-Power-Supply/
Pocket-Size Power Supply - More DIY How To Projects]]> http://cdn.instructables.com/FIM/M2EW/HHJOC54P/FIMM2EWHHJOC54P.SQUARE2.jpg http://cdn.instructables.com/FIM/M2EW/HHJOC54P/FIMM2EWHHJOC54P.SQUARE.jpg http://cdn.instructables.com/FIM/M2EW/HHJOC54P/FIMM2EWHHJOC54P.SMALL.jpg DIY Hacks and How Tos I am a big fan of garage sales, flea markets, and thrift stores. They are great places to find used parts and materials for your next project. But one problem that I often run into is not being able to test battery powered electronics to see if they work. Because there are so many different comb...
By: DIY Hacks and How Tos

Continue Reading »]]>
Mon, 1 Jul 2013 12:27:53 PDT
MAMEFrame - The battery-powered MAME system http://www.instructables.com/id/MAMEFrame-The-battery-powered-MAME-system/
MAMEFrame - The battery-powered MAME system - More DIY How To Projects]]> http://cdn.instructables.com/FDO/PDNQ/HI3TJVY4/FDOPDNQHI3TJVY4.SQUARE2.jpg http://cdn.instructables.com/FDO/PDNQ/HI3TJVY4/FDOPDNQHI3TJVY4.SQUARE.jpg http://cdn.instructables.com/FDO/PDNQ/HI3TJVY4/FDOPDNQHI3TJVY4.SMALL.jpg NEIN I love MAME .  What I don't love is moving MAME cabinets.  This project outlines the steps involved with building a MAME cabinet in a controller box, allowing it to be moved or stored.  In this project we will build a MAME controller that is self-contained, and battery powered.  I've broken it into ...
By: NEIN

Continue Reading »]]>
Sun, 23 Jun 2013 22:26:27 PDT
Ammo box speakers http://www.instructables.com/id/Ammo-box-speakers-2/
Ammo box speakers - More DIY How To Projects]]> http://cdn.instructables.com/F2R/MF3F/HH2VU60G/F2RMF3FHH2VU60G.SQUARE2.jpg http://cdn.instructables.com/F2R/MF3F/HH2VU60G/F2RMF3FHH2VU60G.SQUARE.jpg http://cdn.instructables.com/F2R/MF3F/HH2VU60G/F2RMF3FHH2VU60G.SMALL.jpg WillERoberts Hi all! As the title suggests I'm doing this instructible on ammo box speakers!  I came across this instructible  http://www.instructables.com/id/Ammo-Box-Speakers-1/ a good few months ago now, and this gave me all the ideas/concepts/designs to give me courage to build my own. I suggest you check ou...
By: WillERoberts

Continue Reading »]]>
Tue, 28 May 2013 15:13:52 PDT
how to revive a first generation Olympic 447 portable transistor radio http://www.instructables.com/id/how-to-revive-a-first-generation-Olympic-447-trans/
how to revive a first generation Olympic 447 portable transistor radio - More DIY How To Projects]]> http://cdn.instructables.com/FYR/MPT6/HHMHQRIQ/FYRMPT6HHMHQRIQ.SQUARE2.jpg http://cdn.instructables.com/FYR/MPT6/HHMHQRIQ/FYRMPT6HHMHQRIQ.SQUARE.jpg http://cdn.instructables.com/FYR/MPT6/HHMHQRIQ/FYRMPT6HHMHQRIQ.SMALL.jpg ke4mcl **this instructable assumes that you have basic electronics knowledge, you can solder, and you have the ability to use basic hand tools.** in this instructable we'll be covering the basic rebuild of an early portable transistor radio. these big transistor radios where called "lunchbox radios" and w...
By: ke4mcl

Continue Reading »]]>
Fri, 7 Jun 2013 07:53:28 PDT
Ice Cube-Unread Email Counter http://www.instructables.com/id/Ice-Cube-Unread-Email-Counter/
Ice Cube-Unread Email Counter - More DIY How To Projects]]> http://cdn.instructables.com/F6F/5NLC/HHJO9INS/F6F5NLCHHJO9INS.SQUARE2.jpg http://cdn.instructables.com/F6F/5NLC/HHJO9INS/F6F5NLCHHJO9INS.SQUARE.jpg http://cdn.instructables.com/F6F/5NLC/HHJO9INS/F6F5NLCHHJO9INS.SMALL.jpg trumpkin Digging into the vault of never fully documented projects, I found this and decided to make an Instructable on it. Doing this mostly by memory, I might have missed some things. Let me know if you see any errors. This is a project that displays how many unread email messages you have. It also display...
By: trumpkin

Continue Reading »]]>
Thu, 6 Jun 2013 10:09:44 PDT
Paper Electronics: Conductive Paints, Inks, and More http://www.instructables.com/id/Paper-Electronics-Conductive-Paints-Inks-and-Mo/
Paper Electronics: Conductive Paints, Inks, and More - More DIY How To Projects]]> http://cdn.instructables.com/FO0/ZB42/HHI4UKII/FO0ZB42HHI4UKII.SQUARE2.jpg http://cdn.instructables.com/FO0/ZB42/HHI4UKII/FO0ZB42HHI4UKII.SQUARE.jpg http://cdn.instructables.com/FO0/ZB42/HHI4UKII/FO0ZB42HHI4UKII.SMALL.jpg icecats      This Instructable is all about the amazing technology of paper electronics and conductive materials. Instead of using stubborn wires and your rusty soldering skills to painstakingly connect components, why not use paint and glue? This tutorial will share various recipes to create your very own ...
By: icecats

Continue Reading »]]>
Tue, 4 Jun 2013 12:07:03 PDT
Pocket Stereo Amplifier http://www.instructables.com/id/Pocket-Stereo-Amplifier/
Pocket Stereo Amplifier - More DIY How To Projects]]> http://cdn.instructables.com/FQK/7EC8/HH2VKZ61/FQK7EC8HH2VKZ61.SQUARE2.jpg http://cdn.instructables.com/FQK/7EC8/HH2VKZ61/FQK7EC8HH2VKZ61.SQUARE.jpg http://cdn.instructables.com/FQK/7EC8/HH2VKZ61/FQK7EC8HH2VKZ61.SMALL.jpg drac5290 a while a go i came across this instructable: Rechargable pocket sized amplifier and loved the idea of a pocket sized audio amp but was disappointed but its lack of capability, namely only using mono amplification and only having 1 output option  hence the idea for the stereo amplifier was born doin...
By: drac5290

Continue Reading »]]>
Tue, 4 Jun 2013 03:38:31 PDT
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

Continue Reading »]]>
Mon, 3 Jun 2013 13:57:08 PDT
PowerTube Vr. 1 for bicycle headlight http://www.instructables.com/id/PowerTube-Vr-1/
PowerTube Vr. 1 for bicycle headlight - More DIY How To Projects]]> http://cdn.instructables.com/FZC/6I4T/HGH6Q3O0/FZC6I4THGH6Q3O0.SQUARE2.jpg http://cdn.instructables.com/FZC/6I4T/HGH6Q3O0/FZC6I4THGH6Q3O0.SQUARE.jpg http://cdn.instructables.com/FZC/6I4T/HGH6Q3O0/FZC6I4THGH6Q3O0.SMALL.jpg frapedia Recently purchased one of those bicycle lights using the XML T6 LED x3. Came with a 18650 8.4v 6400mAh Battery Pack and a Pouch with Velcro. The headlight has a voltage status function via a multi color LED but to be honest i am not satisfy with what function so i decided to add a voltage meter....
By: frapedia

Continue Reading »]]>
Sat, 11 May 2013 15:43:09 PDT
High efficiency regulated Joule thief http://www.instructables.com/id/High-efficiency-regulated-Joule-thief/
High efficiency regulated Joule thief - More DIY How To Projects]]> http://cdn.instructables.com/FHR/2RDQ/HGH6JV9Q/FHR2RDQHGH6JV9Q.SQUARE2.jpg http://cdn.instructables.com/FHR/2RDQ/HGH6JV9Q/FHR2RDQHGH6JV9Q.SQUARE.jpg http://cdn.instructables.com/FHR/2RDQ/HGH6JV9Q/FHR2RDQHGH6JV9Q.SMALL.jpg Milen      Normally the Joule thief produces output voltage, which value is difficult to predict. Without load (the LED) I have measured voltages over 30 V. I wanted to create a Joule thief, which can be used to supply some small electronic devices, but having well defined and stable output voltage. There...
By: Milen

Continue Reading »]]>
Thu, 9 May 2013 14:24:03 PDT
Emergency Battery in the Wilderness http://www.instructables.com/id/Emergency-Battery-in-the-Wilderness/
Emergency Battery in the Wilderness - More DIY How To Projects]]> http://cdn.instructables.com/F7F/XG7X/FWM6TAR3/F7FXG7XFWM6TAR3.SQUARE2.jpg http://cdn.instructables.com/F7F/XG7X/FWM6TAR3/F7FXG7XFWM6TAR3.SQUARE.jpg http://cdn.instructables.com/F7F/XG7X/FWM6TAR3/F7FXG7XFWM6TAR3.SMALL.jpg merijnvw Imagine this situation:You're camping in the wilderness. In the area where you have your tent, there live carnivorous man-eating scorpions which are active at night because they are afraid of light. So in the evening you are testing if your flashlight is still working, because you need it to scare o...
By: merijnvw

Continue Reading »]]>
Mon, 6 Jul 2009 17:01:59 PDT
How to extend your photobank life http://www.instructables.com/id/How-to-extend-your-photobank-life/
How to extend your photobank life - More DIY How To Projects]]> http://cdn.instructables.com/FSE/V2TE/HF23RRWR/FSEV2TEHF23RRWR.SQUARE2.jpg http://cdn.instructables.com/FSE/V2TE/HF23RRWR/FSEV2TEHF23RRWR.SQUARE.jpg http://cdn.instructables.com/FSE/V2TE/HF23RRWR/FSEV2TEHF23RRWR.SMALL.jpg andrea biffi automatic translations in other languages: Italiano, Deutsch, Français, Español, Português, 日本語, Русский, 漢語, 汉语 A photobank is an hard drive where you can copy your photos from any memory card. I've bought some of them for a few bucks, because lately the memory cards ...
By: andrea biffi

Continue Reading »]]>
Wed, 10 Apr 2013 09:15:23 PDT
simple, cheap, cool, waterproof and gummy diy battery holder http://www.instructables.com/id/simple-cheap-cool-waterproof-and-gummy-diy-batt/
simple, cheap, cool, waterproof and gummy diy battery holder - More DIY How To Projects]]> http://cdn.instructables.com/F9L/0V8A/HF23N0FE/F9L0V8AHF23N0FE.SQUARE2.jpg http://cdn.instructables.com/F9L/0V8A/HF23N0FE/F9L0V8AHF23N0FE.SQUARE.jpg http://cdn.instructables.com/F9L/0V8A/HF23N0FE/F9L0V8AHF23N0FE.SMALL.jpg andrea biffi I know how many of you inventors have desired a versatile battery holder to power your projects, I know you can't sleep without that... so this strange accessory has born ;-) This gadget has a simple function, keep a battery inside, and yes you could buy an ordinary plastic black and impersonal batt...
By: andrea biffi

Continue Reading »]]>
Thu, 11 Apr 2013 13:28:57 PDT
Make a Photon Flower That Lights Up When You Water It with Lemon Juice http://www.instructables.com/id/Make-a-Photon-Flower-That-Lights-Up-When-You-Water/
Make a Photon Flower That Lights Up When You Water It with Lemon Juice - More DIY How To Projects]]> http://cdn.instructables.com/FU1/SZPX/HEI4FD4F/FU1SZPXHEI4FD4F.SQUARE2.jpg http://cdn.instructables.com/FU1/SZPX/HEI4FD4F/FU1SZPXHEI4FD4F.SQUARE.jpg http://cdn.instructables.com/FU1/SZPX/HEI4FD4F/FU1SZPXHEI4FD4F.SMALL.jpg lclarkberg Have you ever made a battery out of a lemon? If you poke a copper wire into a lemon and poke a zinc-coated nail in next to it, you can measure with a voltmeter that the lemon produces between 0.5 and 1 volt. The copper is the "cathode", or positive end of the battery, the zinc is the "anode", or neg...
By: lclarkberg

Continue Reading »]]>
Wed, 20 Mar 2013 08:18:26 PDT
Wireless Air Horn http://www.instructables.com/id/Wireless-Air-Horn/
Wireless Air Horn - More DIY How To Projects]]> http://cdn.instructables.com/F7U/LOLS/HE7DAYH2/F7ULOLSHE7DAYH2.SQUARE2.jpg http://cdn.instructables.com/F7U/LOLS/HE7DAYH2/F7ULOLSHE7DAYH2.SQUARE.jpg http://cdn.instructables.com/F7U/LOLS/HE7DAYH2/F7ULOLSHE7DAYH2.SMALL.jpg jdsachems19   This instructable is for a Wireless Air Horn. The air horn is a standard 12vdc car air horn and is powered with an 18V cordless drill battery. The air horn is wireless, this is made possible by a wireless winch receiver with a remote control also running on 12vdc. A relay is neccesary so that th...
By: jdsachems19

Continue Reading »]]>
Fri, 15 Mar 2013 17:30:38 PDT
Easy Battery Holder http://www.instructables.com/id/Easy-Battery-Holder/
Easy Battery Holder - More DIY How To Projects]]> http://cdn.instructables.com/F9B/CVF8/HDOWA5IU/F9BCVF8HDOWA5IU.SQUARE2.jpg http://cdn.instructables.com/F9B/CVF8/HDOWA5IU/F9BCVF8HDOWA5IU.SQUARE.jpg http://cdn.instructables.com/F9B/CVF8/HDOWA5IU/F9BCVF8HDOWA5IU.SMALL.jpg sjroth This is an idea I came up with while I was making my previous Instructable. As I mentioned in there, my first version of the project did not work out very well at all, partially because I didn't have a proper battery holder. This simple, effortless idea would have helped me a lot.  Supplies All ...
By: sjroth

Continue Reading »]]>
Sat, 2 Mar 2013 02:03:43 PST
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

Continue Reading »]]>
Mon, 4 Feb 2013 09:57:24 PST
kiev light meter,considerate conversion to non special batterys http://www.instructables.com/id/kiev-light-meterconsiderate-conversion-to-non-spe/
kiev light meter,considerate conversion to non special batterys - More DIY How To Projects]]> http://cdn.instructables.com/FXR/IA7N/HBXWS9BF/FXRIA7NHBXWS9BF.SQUARE2.jpg http://cdn.instructables.com/FXR/IA7N/HBXWS9BF/FXRIA7NHBXWS9BF.SQUARE.jpg http://cdn.instructables.com/FXR/IA7N/HBXWS9BF/FXRIA7NHBXWS9BF.SMALL.jpg crazyg inspired by the zenit apk,which has a external power imput, (it rinses batterys). i thought id apply it to my shiney new kiev, however i dont want to do anything nasty to it because its loveley,apart from its battery requirements.   what i used spair battery compartment cover a screw 2 rubber washe...
By: crazyg

Continue Reading »]]>
Sun, 20 Jan 2013 16:55:46 PST
Blackberry Battery Canon Camera Ring Light Hack http://www.instructables.com/id/Blackberry-Battery-Canon-Camera-Ring-Light-Hack/ http://cdn.instructables.com/F3P/MV6N/HC3PT1CI/F3PMV6NHC3PT1CI.SQUARE2.jpg http://cdn.instructables.com/F3P/MV6N/HC3PT1CI/F3PMV6NHC3PT1CI.SQUARE.jpg http://cdn.instructables.com/F3P/MV6N/HC3PT1CI/F3PMV6NHC3PT1CI.SMALL.jpg edy This is my first Instructables post. I apologize for the formatting issues. I wanted to put text in between the images but this only allows me to make boxes with captions on the images. I hopefully will learn how to layout better in the future. The images show 3 camera hacks as follows: 1. R...
By: edy

Continue Reading »]]>
Sun, 20 Jan 2013 18:49:52 PST
How to fix a slowly charging android smartphone + enhanced privacy http://www.instructables.com/id/How-to-fix-a-slow-charging-android-smartphone-enh/
How to fix a slowly charging android smartphone + enhanced privacy - More DIY How To Projects]]> http://cdn.instructables.com/F5Y/G6B3/HBFFJODB/F5YG6B3HBFFJODB.SQUARE2.jpg http://cdn.instructables.com/F5Y/G6B3/HBFFJODB/F5YG6B3HBFFJODB.SQUARE.jpg http://cdn.instructables.com/F5Y/G6B3/HBFFJODB/F5YG6B3HBFFJODB.SMALL.jpg Punk Love Designs Hey all, time for the third Punk Love Designs Identification Contest! This one's a doozy but the prize this time is 1 year of Instructables.com pro service: A small collection of unusually colored white moss was found growing vigorously on three large rocks at the edge of/ in the stream running alo...
By: Punk Love Designs

Continue Reading »]]>
Mon, 7 Jan 2013 07:43:48 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

Continue Reading »]]>
Sat, 5 Jan 2013 16:07:15 PST
How to make a long term time-lapse http://www.instructables.com/id/How-to-make-a-long-term-time-lapse/
How to make a long term time-lapse - More DIY How To Projects]]> http://cdn.instructables.com/FX4/J0C9/H9X3IYZ6/FX4J0C9H9X3IYZ6.SQUARE2.jpg http://cdn.instructables.com/FX4/J0C9/H9X3IYZ6/FX4J0C9H9X3IYZ6.SQUARE.jpg http://cdn.instructables.com/FX4/J0C9/H9X3IYZ6/FX4J0C9H9X3IYZ6.SMALL.jpg fpound A single, standard battery in a DSLR camera will suffice for making most time lapses- but, what if you want to capture a time lapse for a week, a month, or an entire season while being far removed from any source of power? Well, for a recent documentary called Watershed, produced by Kontent Films, ...
By: fpound

Continue Reading »]]>
Mon, 10 Dec 2012 13:22:16 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

Continue Reading »]]>
Mon, 10 Dec 2012 08:46:29 PST
Battery voltage monitor http://www.instructables.com/id/Battery-voltage-monitor/
Battery voltage monitor - More DIY How To Projects]]> http://cdn.instructables.com/FUN/UMKM/H9G15QG0/FUNUMKMH9G15QG0.SQUARE2.jpg http://cdn.instructables.com/FUN/UMKM/H9G15QG0/FUNUMKMH9G15QG0.SQUARE.jpg http://cdn.instructables.com/FUN/UMKM/H9G15QG0/FUNUMKMH9G15QG0.SMALL.jpg chunkyhampton This voltage monitor has been designed to remotely display battery voltage so that people monitor and maintain their batteries easily. It was designed for use on off-grid reneable energy systems (such as my solar PV system), but it would also be useful to anyone who has a lead-acid battery, such as ...
By: chunkyhampton

Continue Reading »]]>
Wed, 14 Nov 2012 03:43:59 PST
$3 Emergency Solar Radio http://www.instructables.com/id/3-Emergency-Solar-Radio/
$3 Emergency Solar Radio - More DIY How To Projects]]> http://cdn.instructables.com/F5F/U89B/GLFU0MLV/F5FU89BGLFU0MLV.SQUARE2.jpg http://cdn.instructables.com/F5F/U89B/GLFU0MLV/F5FU89BGLFU0MLV.SQUARE.jpg http://cdn.instructables.com/F5F/U89B/GLFU0MLV/F5FU89BGLFU0MLV.SMALL.jpg JoshuaZimmerman In honor of all my good friends still over in Japan I've decided to create an Instructable for a $3 Emergency Solar Radio.  It's a great thing in case of tsunami, nuclear melt down, or zombie invasion.  Plus it's really cute when put into an Altoids tin. My plan is to send this as a (slightly) joke...
By: JoshuaZimmerman

Continue Reading »]]>
Sun, 20 Mar 2011 10:25:29 PDT
Uses For Dead Car Batteries And Sealed Lead Acid Batteries http://www.instructables.com/id/Uses-For-Dead-Car-Batteries-And-Sealed-Lead-Acid-B/
Uses For Dead Car Batteries And Sealed Lead Acid Batteries - More DIY How To Projects]]> http://cdn.instructables.com/F15/4VXS/H7997TQK/F154VXSH7997TQK.SQUARE2.jpg http://cdn.instructables.com/F15/4VXS/H7997TQK/F154VXSH7997TQK.SQUARE.jpg http://cdn.instructables.com/F15/4VXS/H7997TQK/F154VXSH7997TQK.SMALL.jpg luxstar Many “dead” car batteries are actually perfectly good batteries.  They just can no longer provide the hundreds of amps needed to start a car.  Many “dead” sealed lead acid batteries are actually un-dead batteries that can no longer reliably provide a couple of hundred watts of power needed to keep...
By: luxstar

Continue Reading »]]>
Mon, 24 Sep 2012 19:13:12 PDT
High Powered LED Solar Lighting System http://www.instructables.com/id/High-Powered-LED-Solar-Lighting-System/
High Powered LED Solar Lighting System - More DIY How To Projects]]> http://cdn.instructables.com/F9M/1SZ2/H6MF3970/F9M1SZ2H6MF3970.SQUARE2.jpg http://cdn.instructables.com/F9M/1SZ2/H6MF3970/F9M1SZ2H6MF3970.SQUARE.jpg http://cdn.instructables.com/F9M/1SZ2/H6MF3970/F9M1SZ2H6MF3970.SMALL.jpg JoshuaZimmerman While I love making proof of concept solar projects, or solar projects that I might use if the world comes to an end, I prefer to make solar projects that are useful in my day to day life.  (I love my solar FM radio, but I've never had the need to use it in an emergency situation) This past summer ...
By: JoshuaZimmerman

Continue Reading »]]>
Wed, 5 Sep 2012 22:28:30 PDT
Easy Conversion : AA to C (Or Any Other) Cell http://www.instructables.com/id/AA-to-C-Or-Any-Other-Cell-The-Easy-Way/ http://cdn.instructables.com/FU5/AOH7/H5Y9VJIT/FU5AOH7H5Y9VJIT.SQUARE2.jpg http://cdn.instructables.com/FU5/AOH7/H5Y9VJIT/FU5AOH7H5Y9VJIT.SQUARE.jpg http://cdn.instructables.com/FU5/AOH7/H5Y9VJIT/FU5AOH7H5Y9VJIT.SMALL.jpg Siddharth Jain Now, there are already many instructables for the same purpose, but, there isn't any this simple!!!.... After reading this, you shall be able to transform any cell type to any other cell type, given that the former is of the smaller size!!!...(I needed to transform an AA cell to C type for my wall ...
By: Siddharth Jain

Continue Reading »]]>
Sat, 18 Aug 2012 13:52:39 PDT
Build a battery pack using PVC pipes http://www.instructables.com/id/Build-a-battery-pack-using-PVC-pipes/
Build a battery pack using PVC pipes - More DIY How To Projects]]> http://cdn.instructables.com/FN1/Y5SH/H5TUB3AG/FN1Y5SHH5TUB3AG.SQUARE2.jpg http://cdn.instructables.com/FN1/Y5SH/H5TUB3AG/FN1Y5SHH5TUB3AG.SQUARE.jpg http://cdn.instructables.com/FN1/Y5SH/H5TUB3AG/FN1Y5SHH5TUB3AG.SMALL.jpg gabriellalevine Using a 1 1/4 PVC tube, make a D-cell battery pack for 7.2 V at 17,000 millamp hours. This is a nice tubular battery pack. This instructables was made at Tech Shop , visit techshop.ws Bill of Materials PVC pipe, 1 1/4" x 60cm in length 1 1/4" PVC pipe caps 1 1/4" test plugs 6 D-cell batteries w...
By: gabriellalevine

Continue Reading »]]>
Sun, 19 Aug 2012 09:17:03 PDT