Instructables: exploring - technology - battery - featured http://www.instructables.com Sat, 30 Jul 2016 18:54:32 PDT BLOX v1.01 Easy to build 9000mah power bank for camping use http://www.instructables.com/id/Easy-to-Build-9000mah-Power-Bank-for-Camping-Use/
Easy to build 9000mah power bank for camping use - More DIY How To Projects]]> http://cdn.instructables.com/F68/Y2YL/IR415ORO/F68Y2YLIR415ORO.SQUARE2.jpg http://cdn.instructables.com/F68/Y2YL/IR415ORO/F68Y2YLIR415ORO.SQUARE.jpg http://cdn.instructables.com/F68/Y2YL/IR415ORO/F68Y2YLIR415ORO.SMALL.jpg giorgos.arapoglou This is a big and very efficiency power bank for use at camping and not only. It could be used to charge your smartphones, tablets via usb car charger. At the end of project will include a led stipe camping lamp construction also for use with this power bank. This will be usful for almost every divi...
By: giorgos.arapoglou

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Wed, 27 Jul 2016 06:41:10 PDT
Arduino Device With Zero Standby Power http://www.instructables.com/id/Arduino-Device-With-Zero-Standby-Power/
Arduino Device With Zero Standby Power - More DIY How To Projects]]> http://cdn.instructables.com/FWP/77V5/IQLIDM6X/FWP77V5IQLIDM6X.SQUARE2.jpg http://cdn.instructables.com/FWP/77V5/IQLIDM6X/FWP77V5IQLIDM6X.SQUARE.jpg http://cdn.instructables.com/FWP/77V5/IQLIDM6X/FWP77V5IQLIDM6X.SMALL.jpg hasenbaby The problem: onboard devices for vehicles (cars) typically draw some standby power.I hate that (yes indeed, it's more than just "dislike"): my car is used very little and I frequently have the battery depleted.So my own designs should do it right: zero standby power.Zero as in nil, zilch, nothing; n...
By: hasenbaby

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Fri, 15 Jul 2016 09:37:28 PDT
LED FLASHLIGHT http://www.instructables.com/id/LED-TORCH-1/
LED FLASHLIGHT - More DIY How To Projects]]> http://cdn.instructables.com/FUT/M1LA/IQA4XTCO/FUTM1LAIQA4XTCO.SQUARE2.jpg http://cdn.instructables.com/FUT/M1LA/IQA4XTCO/FUTM1LAIQA4XTCO.SQUARE.jpg http://cdn.instructables.com/FUT/M1LA/IQA4XTCO/FUTM1LAIQA4XTCO.SMALL.jpg ecworks Here i am posting a tutorial that explain how to make a simple LED TORCH.Its a very simple and very useful torch.We can easily change the battery after battery charge is empty. Circuit diagram Components -battery 9V-resistor 330 ohm-push button switch-led 5mm Components arrangement First m...
By: ecworks

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Thu, 7 Jul 2016 03:55:17 PDT
Build Your Own Battery Power Supply http://www.instructables.com/id/Build-Your-Own-Battery-Power-Supply/
Build Your Own Battery Power Supply - More DIY How To Projects]]> http://cdn.instructables.com/FZZ/HPFV/IQ2O2Z4R/FZZHPFVIQ2O2Z4R.SQUARE2.jpg http://cdn.instructables.com/FZZ/HPFV/IQ2O2Z4R/FZZHPFVIQ2O2Z4R.SQUARE.jpg http://cdn.instructables.com/FZZ/HPFV/IQ2O2Z4R/FZZHPFVIQ2O2Z4R.SMALL.jpg Lucas Reed Have you ever needed to power a project that's not near an outlet? Have you needed to test using different voltages? Are you curious about analog circuits and power? Using Autodesk Circuits and a lead-acid battery, you can create a circuit that will act as a variable power supply, outputting a range...
By: Lucas Reed

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Thu, 30 Jun 2016 18:06:45 PDT
Como encender una calculadora con papas http://www.instructables.com/id/Como-Encender-Una-Calculadora-Con-Papas/
Como encender una calculadora con papas - More DIY How To Projects]]> http://cdn.instructables.com/FCA/BYBK/IPY0N3Y4/FCABYBKIPY0N3Y4.SQUARE2.jpg http://cdn.instructables.com/FCA/BYBK/IPY0N3Y4/FCABYBKIPY0N3Y4.SQUARE.jpg http://cdn.instructables.com/FCA/BYBK/IPY0N3Y4/FCABYBKIPY0N3Y4.SMALL.jpg Jeanmanuel25 Esto es bien sencillo y lo puedes realizar en tu casa, escuela, o donde desees, tendrás que utilizar materiales que son fácil de conseguir, y es un proyecto que puedes realizar rápidamente. Materiales Lo que necesitaras para encender una calculadora es:-Papas.-Cable electrico.-Centavos.-Clavos.-C...
By: Jeanmanuel25

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Mon, 27 Jun 2016 08:01:29 PDT
Wire Loop Game Tutorial http://www.instructables.com/id/Wire-Loop-Game-Tutorial/
Wire Loop Game Tutorial - More DIY How To Projects]]> http://cdn.instructables.com/F29/IRFE/IPWUKQAR/F29IRFEIPWUKQAR.SQUARE2.jpg http://cdn.instructables.com/F29/IRFE/IPWUKQAR/F29IRFEIPWUKQAR.SQUARE.jpg http://cdn.instructables.com/F29/IRFE/IPWUKQAR/F29IRFEIPWUKQAR.SMALL.jpg IoTalabs We are IoTalabs and we are a group of Internet of Things enthusiasts that love hacking together different devices. We've been working on many projects and we wanted to share our experience making a wire loop game!Check out our current project http://doteverything.co/The wire loop game is a steady h...
By: IoTalabs

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Sun, 26 Jun 2016 12:44:46 PDT
SAVE Your PRINT When the Power Goes Out! Longterm Battery Backup http://www.instructables.com/id/SAVE-Your-PRINT-When-the-Power-Goes-Out-Longterm-B/
SAVE Your PRINT When the Power Goes Out! Longterm Battery Backup - More DIY How To Projects]]> http://cdn.instructables.com/F0P/L4YW/IPQLUHI3/F0PL4YWIPQLUHI3.SQUARE2.jpg http://cdn.instructables.com/F0P/L4YW/IPQLUHI3/F0PL4YWIPQLUHI3.SQUARE.jpg http://cdn.instructables.com/F0P/L4YW/IPQLUHI3/F0PL4YWIPQLUHI3.SMALL.jpg ManufacturedArtists Have you ever been 18 hours into a 20 hour print and had your power go off? Frustrating and wasteful, isn't it? What if I told you I had a way to keep your printer up and running for a couple hours, or longer? One of the drawbacks to conventional battery backups is they simply do not have the stora...
By: ManufacturedArtists

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Wed, 22 Jun 2016 07:26:11 PDT
Building "The Frenzy" RC Wing http://www.instructables.com/id/Building-The-Frenzy-RC-Wing/
Building "The Frenzy" RC Wing - More DIY How To Projects]]> http://cdn.instructables.com/FSX/T3GQ/IPLF2WNL/FSXT3GQIPLF2WNL.SQUARE2.jpg http://cdn.instructables.com/FSX/T3GQ/IPLF2WNL/FSXT3GQIPLF2WNL.SQUARE.jpg http://cdn.instructables.com/FSX/T3GQ/IPLF2WNL/FSXT3GQIPLF2WNL.SMALL.jpg blakehansen99 According to Merriam-Webster Dictionary, a "frenzy" constitutes "great and often wild or uncontrolled activity." That perfectly describes this plane that I have designed. I'm no veteran of RC planes, but this one seems very fast and aerobatic to me. It's also very loud! This could be for a number of...
By: blakehansen99

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Sat, 18 Jun 2016 19:35:38 PDT
Bluetooth controlled robot with spy wireless camera http://www.instructables.com/id/Bluetooth-Controlled-Robot-With-Spy-Wireless-Camer/
Bluetooth controlled robot with spy wireless camera - More DIY How To Projects]]> http://cdn.instructables.com/F5F/V406/IPK94DK9/F5FV406IPK94DK9.SQUARE2.jpg http://cdn.instructables.com/F5F/V406/IPK94DK9/F5FV406IPK94DK9.SQUARE.jpg http://cdn.instructables.com/F5F/V406/IPK94DK9/F5FV406IPK94DK9.SMALL.jpg Saurabh Gangamwar47 In this instructables i will show you how to make wireless robot controlled with Bluetooth module.the best feature of this robot is wireless camera working over wiffi.in above picture you can see my phone working as camera.my phone is connected to home wiffi and the Android app named AirDroid is use...
By: Saurabh Gangamwar47

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Sat, 18 Jun 2016 00:54:11 PDT
Portable LED Tracing Light box (upcycled from LCD TFT)) http://www.instructables.com/id/Portable-LED-Lightbox-upcycled-From-LCD-TFT/
Portable LED Tracing Light box (upcycled from LCD TFT)) - More DIY How To Projects]]> http://cdn.instructables.com/FCO/Z4DX/IP49RX4W/FCOZ4DXIP49RX4W.SQUARE2.jpg http://cdn.instructables.com/FCO/Z4DX/IP49RX4W/FCOZ4DXIP49RX4W.SQUARE.jpg http://cdn.instructables.com/FCO/Z4DX/IP49RX4W/FCOZ4DXIP49RX4W.SMALL.jpg wasteoinc Lightboxes are one of those ridiculously priced items that at the same time they are so easy to make, and thats one reason instructables is full of such projects.There are also many ways to make them, so there are many approaches to the end goal. Here we will try to exaplain ours. Our main goals, wa...
By: wasteoinc

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Tue, 7 Jun 2016 07:25:01 PDT
3D Printed Raspberry Pi Tablet and Cradle for VEX Practice Fields http://www.instructables.com/id/3D-Printed-Raspberry-Pi-Tablet-and-Cradle-for-VEX-/
3D Printed Raspberry Pi Tablet and Cradle for VEX Practice Fields - More DIY How To Projects]]> http://cdn.instructables.com/FNV/S2ZO/IP4BXUZW/FNVS2ZOIP4BXUZW.SQUARE2.jpg http://cdn.instructables.com/FNV/S2ZO/IP4BXUZW/FNVS2ZOIP4BXUZW.SQUARE.jpg http://cdn.instructables.com/FNV/S2ZO/IP4BXUZW/FNVS2ZOIP4BXUZW.SMALL.jpg brockly2 I am a high school senior in McLean, VA. I chose to design and assemble a 3D printed Raspberry Pi tablet along with a custom VEX tower attachment for use in my school's robotics lab.My school is part of the VEX robotics program, a competition based robotics organization that aims to teach students a...
By: brockly2

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Tue, 7 Jun 2016 07:05:50 PDT
Arduino Box Controlled by TV Remote and CODE http://www.instructables.com/id/Arduino-Box-Controlled-by-TV-Remote-and-CODE/
Arduino Box Controlled by TV Remote and CODE - More DIY How To Projects]]> http://cdn.instructables.com/F9A/ZLBJ/IP08WI06/F9AZLBJIP08WI06.SQUARE2.jpg http://cdn.instructables.com/F9A/ZLBJ/IP08WI06/F9AZLBJIP08WI06.SQUARE.jpg http://cdn.instructables.com/F9A/ZLBJ/IP08WI06/F9AZLBJIP08WI06.SMALL.jpg robertodelle This instructable show you how I have created a box controlled remote by a TV infrared transmitter. I have taken inspiration by this instructable Control Any Circuit With a TV Remote (and an Arduino). In this link you can discover library lets you decode the signal coming from your remote and inst...
By: robertodelle

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Sat, 4 Jun 2016 12:34:04 PDT
How to Make a Lemon Battery http://www.instructables.com/id/How-to-Make-a-Lemon-Battery/
How to Make a Lemon Battery - More DIY How To Projects]]> http://cdn.instructables.com/FKL/HRGQ/IOVPR80Q/FKLHRGQIOVPR80Q.SQUARE2.jpg http://cdn.instructables.com/FKL/HRGQ/IOVPR80Q/FKLHRGQIOVPR80Q.SQUARE.jpg http://cdn.instructables.com/FKL/HRGQ/IOVPR80Q/FKLHRGQIOVPR80Q.SMALL.jpg RavosaP In this instructable you will learn how to create a lemon battery. The lemons create about 4 and a half volts, enough to run something that uses low voltage. The lemons produce this voltage through the process of electrolysis which is the chemical reaction produced by passing an electric current thr...
By: RavosaP

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Wed, 1 Jun 2016 14:44:28 PDT
Battery Eliminator http://www.instructables.com/id/Battery-Eliminator/
Battery Eliminator - More DIY How To Projects]]> http://cdn.instructables.com/F7Y/BIE1/IOT2XRAJ/F7YBIE1IOT2XRAJ.SQUARE2.jpg http://cdn.instructables.com/F7Y/BIE1/IOT2XRAJ/F7YBIE1IOT2XRAJ.SQUARE.jpg http://cdn.instructables.com/F7Y/BIE1/IOT2XRAJ/F7YBIE1IOT2XRAJ.SMALL.jpg dreens Do you have an appliance that eats through batteries? Follow this instructable for a simple, quick and dirty trick to power it directly from an outlet! If you want to do something more intense, check out doncrush's Battery Eliminator from a recycled wall wart. I will focus on replacing a single D b...
By: dreens

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Sat, 28 May 2016 08:08:57 PDT
Solar-powered Lamp From Recycled Ocean Snare http://www.instructables.com/id/Solar-powered-Lamp-From-Recycled-Ocean-Snare/
Solar-powered Lamp From Recycled Ocean Snare - More DIY How To Projects]]> http://cdn.instructables.com/FVH/LD6Y/IOPZDW54/FVHLD6YIOPZDW54.SQUARE2.jpg http://cdn.instructables.com/FVH/LD6Y/IOPZDW54/FVHLD6YIOPZDW54.SQUARE.jpg http://cdn.instructables.com/FVH/LD6Y/IOPZDW54/FVHLD6YIOPZDW54.SMALL.jpg sailor-rodriguez IntroductionThis Instructable will tell you how to convert abandoned common Fish Aggregating Devices (FADs) to create rugged solar-charged 12V power supplies and lamps that can provide light for an entire night.FADs play a key role in indiscriminate, unsustainable fishing practices in the seafood in...
By: sailor-rodriguez

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Sat, 28 May 2016 07:45:55 PDT
Magnetic connectors for batteries http://www.instructables.com/id/Magnetic-Connectors-for-Batteries/
Magnetic connectors for batteries - More DIY How To Projects]]> http://cdn.instructables.com/F2V/OFOQ/IOOD5YBM/F2VOFOQIOOD5YBM.SQUARE2.jpg http://cdn.instructables.com/F2V/OFOQ/IOOD5YBM/F2VOFOQIOOD5YBM.SQUARE.jpg http://cdn.instructables.com/F2V/OFOQ/IOOD5YBM/F2VOFOQIOOD5YBM.SMALL.jpg Matlek Hi everyone,Here is a small tutorial about useful and easy to make battery connectors. I recently started to use 18650 cells batteries from old laptops, and I wanted a quick and easy way to connect them. Connectors using magnets were the best option, but I had to figure out how to use them correctly...
By: Matlek

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Thu, 26 May 2016 12:40:55 PDT
Free Energy from Thin Air! http://www.instructables.com/id/Free-Energy-From-Thin-Air/
Free Energy from Thin Air! - More DIY How To Projects]]> http://cdn.instructables.com/FNN/C7P1/IOKBVZ5C/FNNC7P1IOKBVZ5C.SQUARE2.jpg http://cdn.instructables.com/FNN/C7P1/IOKBVZ5C/FNNC7P1IOKBVZ5C.SQUARE.jpg http://cdn.instructables.com/FNN/C7P1/IOKBVZ5C/FNNC7P1IOKBVZ5C.SMALL.jpg DrewPaulDesigns "Free energy from the air?, Yea, right!" Sardonic skepticism was my first reaction to this unusual concept, as well.Though, its not so far out there, in fact. Light can be converted to DC current with solar panels, electricity can be converted to magnetism as I did in my last article, in a microphon...
By: DrewPaulDesigns

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Tue, 24 May 2016 03:21:51 PDT
Electric Bike Charger from Mean Well Power Supply http://www.instructables.com/id/Electric-Bike-Charger-From-Mean-Well-Power-Supply/
Electric Bike Charger from Mean Well Power Supply - More DIY How To Projects]]> http://cdn.instructables.com/FN7/32U3/IOK9NGFH/FN732U3IOK9NGFH.SQUARE2.jpg http://cdn.instructables.com/FN7/32U3/IOK9NGFH/FN732U3IOK9NGFH.SQUARE.jpg http://cdn.instructables.com/FN7/32U3/IOK9NGFH/FN732U3IOK9NGFH.SMALL.jpg Invention1 Got an electric bike? No doubt it came with a charger. Eventually, you'll need another charger, since they sometimes burn out. What's in that expensive box? The core of a charger for Lithium batteries is called a CC(Constant Current)/CV (Constant Voltage) power supply. These will create a consta...
By: Invention1

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Mon, 23 May 2016 20:20:46 PDT
Charge a Battery With a Motor or a Solar Panel! http://www.instructables.com/id/Charge-a-Battery-With-a-Motor-or-a-Solar-Panel/
Charge a Battery With a Motor or a Solar Panel! - More DIY How To Projects]]> http://cdn.instructables.com/FVO/J0BQ/IOD4EO78/FVOJ0BQIOD4EO78.SQUARE2.jpg http://cdn.instructables.com/FVO/J0BQ/IOD4EO78/FVOJ0BQIOD4EO78.SQUARE.jpg http://cdn.instructables.com/FVO/J0BQ/IOD4EO78/FVOJ0BQIOD4EO78.SMALL.jpg millerman4487 Go green with your very own power generator! Big industrial power generators make electricity by turning huge motors with coal and fossil fuels, but you can make your own with a small DC motor and some simple electrical components. I made this for fun one day because I needed a way to charge my flas...
By: millerman4487

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Sat, 14 May 2016 13:00:22 PDT
Magnetic Arc Reactor http://www.instructables.com/id/Magnetic-Arc-Reactor/
Magnetic Arc Reactor - More DIY How To Projects]]> http://cdn.instructables.com/FE9/0LSE/IO61C3BV/FE90LSEIO61C3BV.SQUARE2.jpg http://cdn.instructables.com/FE9/0LSE/IO61C3BV/FE90LSEIO61C3BV.SQUARE.jpg http://cdn.instructables.com/FE9/0LSE/IO61C3BV/FE90LSEIO61C3BV.SMALL.jpg BlondeJamesDean This is my attempt at making the Arc Reactor from Iron Man 1. I've added a reed switch in the electronic circuit so that when a magnet is near by, the Arc lights up which a pretty awesome effect!Check out my video of it in action! Parts List Bracelet mouldClear Epoxy Resinx11 White LEDs2032 coin ...
By: BlondeJamesDean

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Fri, 13 May 2016 12:16:50 PDT
Sony Cybershot battery upgrade for almost free http://www.instructables.com/id/Sony-Cybershot-Battery-Upgrade-for-Almost-Free/
Sony Cybershot battery upgrade for almost free - More DIY How To Projects]]> http://cdn.instructables.com/FDZ/8VFC/INYW69YH/FDZ8VFCINYW69YH.SQUARE2.jpg http://cdn.instructables.com/FDZ/8VFC/INYW69YH/FDZ8VFCINYW69YH.SQUARE.jpg http://cdn.instructables.com/FDZ/8VFC/INYW69YH/FDZ8VFCINYW69YH.SMALL.jpg rnijland Welcome to my instructable. This is how I modified a Sony NP-BG1 lithium-ion battery for my digital camera's. I own a cybershot DSC-W35 and a DSC-W55. Both are old but working. The DSC-W35 is little bit working less, sometimes problems to start up and so on. I also own newer camera's so hey lets sta...
By: rnijland

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Mon, 9 May 2016 06:03:42 PDT
Super Lithium Power Cell http://www.instructables.com/id/Super-Lithium-Power-Cell/
Super Lithium Power Cell - More DIY How To Projects]]> http://cdn.instructables.com/FP3/O4QQ/INQ9CEXC/FP3O4QQINQ9CEXC.SQUARE2.jpg http://cdn.instructables.com/FP3/O4QQ/INQ9CEXC/FP3O4QQINQ9CEXC.SQUARE.jpg http://cdn.instructables.com/FP3/O4QQ/INQ9CEXC/FP3O4QQINQ9CEXC.SMALL.jpg rjkorn I have a small lithium emergency charger for my cell phone. I carry it in a small pouch with a bunch of assorted charging cables...It does a decent job in an emergency for my phone. I can add 60-70% charge before it gives out. Perfect to make sure I get picked up from the bus stop after work. I tri...
By: rjkorn

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Wed, 4 May 2016 11:22:44 PDT
Lit Constable Hat http://www.instructables.com/id/Lit-Constable-Hat/
Lit Constable Hat - More DIY How To Projects]]> http://cdn.instructables.com/FA7/PNVZ/INRJF6B8/FA7PNVZINRJF6B8.SQUARE2.jpg http://cdn.instructables.com/FA7/PNVZ/INRJF6B8/FA7PNVZINRJF6B8.SQUARE.jpg http://cdn.instructables.com/FA7/PNVZ/INRJF6B8/FA7PNVZINRJF6B8.SMALL.jpg kristeller62 I thought it would be fun to add LEDs to my brother's Constable hat so it appeared to look like the light bar on a police cruiser. Materials There are a lot of wearable electronic materials available. I ordered LEDs, Arduino and battery box from AdaFruit and so far have been happy with the pro...
By: kristeller62

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Tue, 3 May 2016 12:42:10 PDT
Warm/Cold Adjustable Continuous Lighting http://www.instructables.com/id/WarmCold-Adjustable-Continuous-Lighting/
Warm/Cold Adjustable Continuous Lighting - More DIY How To Projects]]> http://cdn.instructables.com/FRL/OIAL/INQBHND1/FRLOIALINQBHND1.SQUARE2.jpg http://cdn.instructables.com/FRL/OIAL/INQBHND1/FRLOIALINQBHND1.SQUARE.jpg http://cdn.instructables.com/FRL/OIAL/INQBHND1/FRLOIALINQBHND1.SMALL.jpg Mixed Output RambleAfter way, way, waaay too many crappy pictures in the dark, dimly lit room, with a flash or basically in any scenario which didn't involve bright sunlight, I decided that I needed a photo/film-light aka continuous light.About the projectThis is a continuous light panel that is adjustable betwe...
By: Mixed Output

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Mon, 2 May 2016 12:52:39 PDT
How to Hack RC Car Receiver Via 2.4 GHz NRF24L01 Arduino Part 2 Rx+Servo+ESC http://www.instructables.com/id/How-to-Hack-RC-Car-Receiver-Via-24-GHz-NRF24L01-Ar/
How to Hack RC Car Receiver Via 2.4 GHz NRF24L01 Arduino Part 2 Rx+Servo+ESC - More DIY How To Projects]]> http://cdn.instructables.com/FO6/M25C/INI7ZKBL/FO6M25CINI7ZKBL.SQUARE2.jpg http://cdn.instructables.com/FO6/M25C/INI7ZKBL/FO6M25CINI7ZKBL.SQUARE.jpg http://cdn.instructables.com/FO6/M25C/INI7ZKBL/FO6M25CINI7ZKBL.SMALL.jpg nipon4666 This is the continued instruction of "How to Hack RC Car Transmitter via 2.4 GHz nRF24L01 Arduino part1 Tx"The prerequisite instruction have introduced how to hack RC car Transmitter by using nRF24L01 module for Arduino Nano.In this session we will build 2.4 GHz. receiver installed on a RC prototype...
By: nipon4666

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Fri, 29 Apr 2016 04:05:22 PDT
How to Hack RC Car Transmitter Via 2.4 GHz NRF24L01 Arduino Part1 Tx http://www.instructables.com/id/How-to-Hack-RC-Car-Transmitter-Via-24-GHz-NRF24L01/
How to Hack RC Car Transmitter Via 2.4 GHz NRF24L01 Arduino Part1 Tx - More DIY How To Projects]]> http://cdn.instructables.com/FSC/GLAH/INI7WPYL/FSCGLAHINI7WPYL.SQUARE2.jpg http://cdn.instructables.com/FSC/GLAH/INI7WPYL/FSCGLAHINI7WPYL.SQUARE.jpg http://cdn.instructables.com/FSC/GLAH/INI7WPYL/FSCGLAHINI7WPYL.SMALL.jpg nipon4666 This instruction will advice you to hack 3-Channel RC transmitter(Tx).The standard remote control of RC car and boat today.The standard Gas or Electric RC cars are directional controlled by an electric servo that moving mechanical front steering wheel Left/Right.The servo have two main type-analog a...
By: nipon4666

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Thu, 28 Apr 2016 04:57:31 PDT
How to Modify RC CAR Via 2.4 GHz NRF24L01 Arduino Part2 Reciever(Rx) http://www.instructables.com/id/How-to-Modify-RC-CAR-Via-24-GHz-NRF24L01-Arduino-P-1/
How to Modify RC CAR Via 2.4 GHz NRF24L01 Arduino Part2 Reciever(Rx) - More DIY How To Projects]]> http://cdn.instructables.com/FX5/Z4II/IN35TX2V/FX5Z4IIIN35TX2V.SQUARE2.jpg http://cdn.instructables.com/FX5/Z4II/IN35TX2V/FX5Z4IIIN35TX2V.SQUARE.jpg http://cdn.instructables.com/FX5/Z4II/IN35TX2V/FX5Z4IIIN35TX2V.SMALL.jpg nipon4666 This is the continued instruction of "How to Modify RC CAR Via 2.4 GHz NRF24L01 Arduino Part1 Transmitter(Tx)"The instruction will advice how to build 2.4 GHz system receiver that basically use in rc car today.Thank to arduino-info.wikispaces.com , github.com/maniacbug/RF24 for RF24 library and othe...
By: nipon4666

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Sun, 24 Apr 2016 02:21:22 PDT
DIY Mobile Modular LED Worklight + Battery Pack From E-Waste http://www.instructables.com/id/DIY-Mobile-Modular-LED-Worklight-Battery-Pack-From/
DIY Mobile Modular LED Worklight + Battery Pack From E-Waste - More DIY How To Projects]]> http://cdn.instructables.com/FT3/02ZP/INBZ21ZX/FT302ZPINBZ21ZX.SQUARE2.jpg http://cdn.instructables.com/FT3/02ZP/INBZ21ZX/FT302ZPINBZ21ZX.SQUARE.jpg http://cdn.instructables.com/FT3/02ZP/INBZ21ZX/FT302ZPINBZ21ZX.SMALL.jpg hafizan89 This is my first instructable, I've been an avid reader of instructables since my school days. Decided to make one for the heck of it. Be nice to me.Having multiple lights for multiple uses has it's pro's and con's. But for me, having something that can be used on nearly all of my tasks greatly help...
By: hafizan89

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Sat, 23 Apr 2016 07:52:24 PDT
How to modify RC CAR via 2.4 GHz nRF24L01 Arduino Part1 Transmitter(Tx) http://www.instructables.com/id/How-to-Modify-RC-CAR-Via-24-GHz-NRF24L01-Arduino-P/
How to modify RC CAR via 2.4 GHz nRF24L01 Arduino Part1 Transmitter(Tx) - More DIY How To Projects]]> http://cdn.instructables.com/FSJ/XL1O/IN4QDGJ5/FSJXL1OIN4QDGJ5.SQUARE2.jpg http://cdn.instructables.com/FSJ/XL1O/IN4QDGJ5/FSJXL1OIN4QDGJ5.SQUARE.jpg http://cdn.instructables.com/FSJ/XL1O/IN4QDGJ5/FSJXL1OIN4QDGJ5.SMALL.jpg nipon4666 This instruction will introduce you how to modify cheap rc car by using 2.4 GHz nRF24L01 module with Arduino controller UNO. Ordinary rc car toy use AM/FM 20-50 MHz radio control which have only 5-10 m. remote range and noisy control around blind area.The instruction will advice how to modify transm...
By: nipon4666

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Sun, 17 Apr 2016 11:53:35 PDT
Smart Charger http://www.instructables.com/id/Smart-Charger/
Smart Charger - More DIY How To Projects]]> http://cdn.instructables.com/F62/YTPT/IMUTQ10S/F62YTPTIMUTQ10S.SQUARE2.jpg http://cdn.instructables.com/F62/YTPT/IMUTQ10S/F62YTPTIMUTQ10S.SQUARE.jpg http://cdn.instructables.com/F62/YTPT/IMUTQ10S/F62YTPTIMUTQ10S.SMALL.jpg Max_Lerman The project of VIII Fab Lab Polytech School.Our team:Maxim Lerman (the author of the progect)Daria BalchugovaGulnaz RakhmanovaMargorita ShavalievaEvgeny MutinHector DiazIn our day life we need to use a lot of batteries almost for everything, this batteries are in our devices of daily use. But the li...
By: Max_Lerman

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Mon, 11 Apr 2016 01:23:18 PDT
How to make your own Quadcopter Battery http://www.instructables.com/id/DIY-18650-RC-Battery/
How to make your own Quadcopter Battery - More DIY How To Projects]]> http://cdn.instructables.com/FC8/ZD5L/IMS0WY1X/FC8ZD5LIMS0WY1X.SQUARE2.jpg http://cdn.instructables.com/FC8/ZD5L/IMS0WY1X/FC8ZD5LIMS0WY1X.SQUARE.jpg http://cdn.instructables.com/FC8/ZD5L/IMS0WY1X/FC8ZD5LIMS0WY1X.SMALL.jpg gavinkeeley Instead of using LiPo batteries for my quadcopter i decided to try using Samsung 18650's. The battery performs well and has never got too hot. The battery will provide a constant current of 22Amps and a burst current of 35Amps. Here are step by step instructions how to make your own! Get the good...
By: gavinkeeley

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Sat, 9 Apr 2016 01:06:12 PDT
Touchscreen Display and Rechargeable Battery Pack for the PiKon Telescope / Raspberry Pi http://www.instructables.com/id/Touchscreen-Display-and-Rechargeable-Battery-Pack-/
Touchscreen Display and Rechargeable Battery Pack for the PiKon Telescope / Raspberry Pi - More DIY How To Projects]]> http://cdn.instructables.com/FIA/ZN4T/IMCB47UA/FIAZN4TIMCB47UA.SQUARE2.jpg http://cdn.instructables.com/FIA/ZN4T/IMCB47UA/FIAZN4TIMCB47UA.SQUARE.jpg http://cdn.instructables.com/FIA/ZN4T/IMCB47UA/FIAZN4TIMCB47UA.SMALL.jpg ThirdEarthDesign In 2014, Mark Wrigley of Alternative Photonics along with Andy King, a Physics and Astronomy research associate at the University of Sheffield, created the PiKon 3d printed telescope. Based on Newton's reflecting telescope design it uses a Raspberry Pi and the PiCamera module, with the camera mounte...
By: ThirdEarthDesign

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Mon, 28 Mar 2016 16:01:08 PDT
All in One Portable Utility Power Bank http://www.instructables.com/id/All-in-One-Portable-Utility-Power-Bank/
All in One Portable Utility Power Bank - More DIY How To Projects]]> http://cdn.instructables.com/FJY/SPDE/IMKTU9V5/FJYSPDEIMKTU9V5.SQUARE2.jpg http://cdn.instructables.com/FJY/SPDE/IMKTU9V5/FJYSPDEIMKTU9V5.SQUARE.jpg http://cdn.instructables.com/FJY/SPDE/IMKTU9V5/FJYSPDEIMKTU9V5.SMALL.jpg TryxCorp Load Shedding or Rolling Blackout is a very common occurrence in developing countries like India, South Africa, Bangladesh etc.. Load shedding season is not a favorite season to anyone. It greatly affects our day to day activities and mainly our mood :-PHere is a post about "TOP 10 COUNTRIES THAT HA...
By: TryxCorp

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Mon, 4 Apr 2016 09:51:35 PDT
Portable Bluetooth Speaker http://www.instructables.com/id/Portable-Bluetooth-Speaker/
Portable Bluetooth Speaker - More DIY How To Projects]]> http://cdn.instructables.com/FA7/EO0V/IMRYF991/FA7EO0VIMRYF991.SQUARE2.jpg http://cdn.instructables.com/FA7/EO0V/IMRYF991/FA7EO0VIMRYF991.SQUARE.jpg http://cdn.instructables.com/FA7/EO0V/IMRYF991/FA7EO0VIMRYF991.SMALL.jpg tombaker120 A powerful, long lasting wooden Bluetooth Speaker, this is my attempt at a homemade Bluetooth Speaker. Research Do some research! Find out what types are available to you and their advantages and disadvantages. I chose to completely make my speaker out of 11mm birch face ply-wood due to it's rig...
By: tombaker120

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Thu, 31 Mar 2016 14:06:46 PDT
Modular Arduino Power Cube http://www.instructables.com/id/Modular-Arduino-Power-Cube/
Modular Arduino Power Cube - More DIY How To Projects]]> http://cdn.instructables.com/FDI/F63Y/IMDZBU0J/FDIF63YIMDZBU0J.SQUARE2.jpg http://cdn.instructables.com/FDI/F63Y/IMDZBU0J/FDIF63YIMDZBU0J.SQUARE.jpg http://cdn.instructables.com/FDI/F63Y/IMDZBU0J/FDIF63YIMDZBU0J.SMALL.jpg EvanKale Lithium ion (Li-ion) batteries can work wonders for portable Arduino projects.Chances are, you probably have tons of them lying around that you're not making use of. You can salvage them from many rechargeable electronics such as cellphones, cameras, MP3 players, etc.An annoyance I came across when ...
By: EvanKale

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Thu, 31 Mar 2016 08:56:20 PDT
Lemon Battery http://www.instructables.com/id/Lemon-Battery-2/
Lemon Battery - More DIY How To Projects]]> http://cdn.instructables.com/FK0/Q7CZ/IMDZ8B4N/FK0Q7CZIMDZ8B4N.SQUARE2.jpg http://cdn.instructables.com/FK0/Q7CZ/IMDZ8B4N/FK0Q7CZIMDZ8B4N.SQUARE.jpg http://cdn.instructables.com/FK0/Q7CZ/IMDZ8B4N/FK0Q7CZIMDZ8B4N.SMALL.jpg Breerito This project is to demonstrate the amount of electricity exerted from four lemons that can power LEDs. Gather Materials Gather-Four lemons-Five alligator clips-Four pennies from before 1982 so they're copper plated.-Four galvanized (iron coated) screws or nails. (Screws are featured in this pict...
By: Breerito

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Wed, 30 Mar 2016 08:55:57 PDT
Portable Laptop Charger (Cheap and Easy) http://www.instructables.com/id/Portable-Laptop-Charger-Cheap-and-Easy/
Portable Laptop Charger (Cheap and Easy) - More DIY How To Projects]]> http://cdn.instructables.com/FIH/MDVT/ILWJ5F1O/FIHMDVTILWJ5F1O.SQUARE2.jpg http://cdn.instructables.com/FIH/MDVT/ILWJ5F1O/FIHMDVTILWJ5F1O.SQUARE.jpg http://cdn.instructables.com/FIH/MDVT/ILWJ5F1O/FIHMDVTILWJ5F1O.SMALL.jpg blorgggg Charge your LAPTOP with inexpensive 5-volt cellphone battery packs! Get crazy long lasting power anywhere, planes, trains, jungles! It's also only about $5 more than a regular cellphone charger. The total cost is only about $10-$30! You don't even need to solder, you just need to screw some wires t...
By: blorgggg

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Thu, 17 Mar 2016 22:16:35 PDT
LEAD ACID BATTERY CHARGER http://www.instructables.com/id/LEAD-ACID-BATTERY-CHARGER/
LEAD ACID BATTERY CHARGER - More DIY How To Projects]]> http://cdn.instructables.com/FN8/45KJ/ILV81509/FN845KJILV81509.SQUARE2.jpg http://cdn.instructables.com/FN8/45KJ/ILV81509/FN845KJILV81509.SQUARE.jpg http://cdn.instructables.com/FN8/45KJ/ILV81509/FN845KJILV81509.SMALL.jpg gsantony LEAD ACID BATTERY CHARGERThis circuit be lead acid battery charger again interesting instructable, Because it can charger get both of 12V sizes and 6V. By change with switch only and this circuit charging with current about 1Amp. When see the circuit you will think us uses integrated number highly...
By: gsantony

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Thu, 17 Mar 2016 03:38:40 PDT
How-To - Replace NiCd Battery Cells http://www.instructables.com/id/How-To-Replace-NiCd-Battery-Cells/
How-To - Replace NiCd Battery Cells - More DIY How To Projects]]> http://cdn.instructables.com/F4Y/I8Z2/ILS8YQSH/F4YI8Z2ILS8YQSH.SQUARE2.jpg http://cdn.instructables.com/F4Y/I8Z2/ILS8YQSH/F4YI8Z2ILS8YQSH.SQUARE.jpg http://cdn.instructables.com/F4Y/I8Z2/ILS8YQSH/F4YI8Z2ILS8YQSH.SMALL.jpg made2hack How to replace the dead NiCd Battery Cells in a rechargeable cordless tool battery pack. Opening up the battery pack I bought this second hand Fein cordless screwdriver knowing that the battery packs were dead. The first step was to open each battery pack and inspect the NiCd cells inside. As can...
By: made2hack

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Tue, 15 Mar 2016 04:32:37 PDT
Portable Adjustable Mini Powersupply http://www.instructables.com/id/Portable-Adjustable-Mini-Powersupply/
Portable Adjustable Mini Powersupply - More DIY How To Projects]]> http://cdn.instructables.com/FNL/UZW2/ILIAWKRY/FNLUZW2ILIAWKRY.SQUARE2.jpg http://cdn.instructables.com/FNL/UZW2/ILIAWKRY/FNLUZW2ILIAWKRY.SQUARE.jpg http://cdn.instructables.com/FNL/UZW2/ILIAWKRY/FNLUZW2ILIAWKRY.SMALL.jpg Mixed Output A BIG HELLO! and welcome to Mixed Outputs first instructable.As most of my project involve electronics of some sort, having a good power supply is essential to be able to meet the demand of different power requirements. So I built me a bench-top power supply from an old ATX power supply Unit (PSU) t...
By: Mixed Output

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Tue, 8 Mar 2016 03:52:02 PST
Hack a wireless doorbell into remote switch http://www.instructables.com/id/Hack-a-Wireless-Doorbell-Into-Remote-Switch/
Hack a wireless doorbell into remote switch - More DIY How To Projects]]> http://cdn.instructables.com/FDC/8X5E/IL5FYVVY/FDC8X5EIL5FYVVY.SQUARE2.jpg http://cdn.instructables.com/FDC/8X5E/IL5FYVVY/FDC8X5EIL5FYVVY.SQUARE.jpg http://cdn.instructables.com/FDC/8X5E/IL5FYVVY/FDC8X5EIL5FYVVY.SMALL.jpg Pustolov For some time I wanted to build a remote switch, main purpose – for firework ignition (or similar tasks). However, I wanted to create a RF remote without the use of microcontrollers, if possible to modify an existing device to do such a task.Only one channel required (on/off state). Receiver device,...
By: Pustolov

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Sat, 27 Feb 2016 16:48:15 PST
DIY Arduino Battery Spot Welder http://www.instructables.com/id/DIY-Arduino-Battery-Spot-Welder/
DIY Arduino Battery Spot Welder - More DIY How To Projects]]> http://cdn.instructables.com/FEJ/579B/IL2C9CSU/FEJ579BIL2C9CSU.SQUARE2.jpg http://cdn.instructables.com/FEJ/579B/IL2C9CSU/FEJ579BIL2C9CSU.SQUARE.jpg http://cdn.instructables.com/FEJ/579B/IL2C9CSU/FEJ579BIL2C9CSU.SMALL.jpg KaeptnBalu An Arduino Nano based Spot Welder for battery welding This Spot Welder can be used to weld 18650 batteries. It needs a 7-12V power source (12V recommended) and uses a 12V car battery as welding current supply. Typically one 45Ah battery delivers enough current to get good welds with 0.15mm nicke...
By: KaeptnBalu

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Fri, 26 Feb 2016 19:07:36 PST
Microcontroller based smart battery charger http://www.instructables.com/id/Microcontroller-Based-Smart-Battery-Charger/
Microcontroller based smart battery charger - More DIY How To Projects]]> http://cdn.instructables.com/FPO/H87K/IL2C9IG7/FPOH87KIL2C9IG7.SQUARE2.jpg http://cdn.instructables.com/FPO/H87K/IL2C9IG7/FPOH87KIL2C9IG7.SQUARE.jpg http://cdn.instructables.com/FPO/H87K/IL2C9IG7/FPOH87KIL2C9IG7.SMALL.jpg SHARANYADAS The circuit what you are about to see is a smart battery charger based on ATMEGA8A with auto cut off.Different parameters are shown via a LCD during different charge states.Also the circuit will make sound via a buzzer upon charge completion.I built the charger basically to charge my 11.1v/4400maH L...
By: SHARANYADAS

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Fri, 26 Feb 2016 19:55:07 PST
Make Your Pi Project Rechargeable... http://www.instructables.com/id/Make-Your-Pi-Project-Rechargeable/
Make Your Pi Project Rechargeable... - More DIY How To Projects]]> http://cdn.instructables.com/F46/PTJ7/IKJ8LDCA/F46PTJ7IKJ8LDCA.SQUARE2.jpg http://cdn.instructables.com/F46/PTJ7/IKJ8LDCA/F46PTJ7IKJ8LDCA.SQUARE.jpg http://cdn.instructables.com/F46/PTJ7/IKJ8LDCA/F46PTJ7IKJ8LDCA.SMALL.jpg boffinry The following aims to show how to make any Raspberry Pi project battery powered and rechargeable***. This isn't quite as easy as it should be because the Raspberry Pi requires just over 5VDC to operate properly. (It really wants 5.2 to 5.25 volts.) So we need to take the battery voltage of 3.7V and ...
By: boffinry

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Sun, 14 Feb 2016 17:32:15 PST
220V HOMEMADE PORTABLE POWER INVERTER http://www.instructables.com/id/220V-HOMEMADE-PORTABLE-POWER-INVERTER/
220V HOMEMADE PORTABLE POWER INVERTER - More DIY How To Projects]]> http://cdn.instructables.com/FQW/4V9D/IKLHX21Y/FQW4V9DIKLHX21Y.SQUARE2.jpg http://cdn.instructables.com/FQW/4V9D/IKLHX21Y/FQW4V9DIKLHX21Y.SQUARE.jpg http://cdn.instructables.com/FQW/4V9D/IKLHX21Y/FQW4V9DIKLHX21Y.SMALL.jpg vina1991 Hello friendsThis is a tutorial about “How to make a 220V portable power inverter” This inverter is capable to power CFLs,tube lights,dc fan ext. it can handle up to 150W.even you can charge your laptop and mobile Note: this is a 220v, 50Hz square wave inverter The Inverter First things first. yo...
By: vina1991

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Sat, 13 Feb 2016 23:52:59 PST
Rechargeable Battery Pack for Arduino http://www.instructables.com/id/Rechargeable-Battery-Pack-for-Arduino/
Rechargeable Battery Pack for Arduino - More DIY How To Projects]]> http://cdn.instructables.com/FCO/82S1/IKLHUXPD/FCO82S1IKLHUXPD.SQUARE2.jpg http://cdn.instructables.com/FCO/82S1/IKLHUXPD/FCO82S1IKLHUXPD.SQUARE.jpg http://cdn.instructables.com/FCO/82S1/IKLHUXPD/FCO82S1IKLHUXPD.SMALL.jpg lagsilva Hello, all !!You have worked a lot on a new prototype with Arduino and finally after finished it you want to show to your friends the fantastic and revolutionary idea (or not) of the product you have created !And about power source and portability ?The place you are going has an easy plug to charge ...
By: lagsilva

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Sat, 13 Feb 2016 14:01:22 PST
RASPBERRY PI FREE STYLE POWERING (RPI POWER SUPPLY HACK) http://www.instructables.com/id/RASPBERRY-PI-FREE-STYLE-POWERING-RPI-POWER-SUPPLY-/
RASPBERRY PI FREE STYLE POWERING (RPI POWER SUPPLY HACK) - More DIY How To Projects]]> http://cdn.instructables.com/FAB/DY9Q/IKFRYUXK/FABDY9QIKFRYUXK.SQUARE2.jpg http://cdn.instructables.com/FAB/DY9Q/IKFRYUXK/FABDY9QIKFRYUXK.SQUARE.jpg http://cdn.instructables.com/FAB/DY9Q/IKFRYUXK/FABDY9QIKFRYUXK.SMALL.jpg Dragos Iosub This is a tutorial that enables you to power your Raspberry PI2 / Raspberry PI B+ form any power sources that supplies voltage between 6.5V up to 20V and current 1A.I used as power source the 19V wall adapter from one old BENQ notebook. This hack is useful also in configuration where gel-Lead(Pb) re...
By: Dragos Iosub

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Thu, 11 Feb 2016 07:01:46 PST
Convert Your Old Laptop Battery Into a Power Bank http://www.instructables.com/id/Convert-Your-Old-Laptop-Battery-Into-a-Power-Bank/
Convert Your Old Laptop Battery Into a Power Bank - More DIY How To Projects]]> http://cdn.instructables.com/FQK/IONE/IK1HRDC4/FQKIONEIK1HRDC4.SQUARE2.jpg http://cdn.instructables.com/FQK/IONE/IK1HRDC4/FQKIONEIK1HRDC4.SQUARE.jpg http://cdn.instructables.com/FQK/IONE/IK1HRDC4/FQKIONEIK1HRDC4.SMALL.jpg GreatScottLab In this project I will show you how to convert a battery from an old laptop into a power bank which can charge an ordinary phone 4 to 5 times with a single charge. Let's get started! Watch the video! The video gives you a basic overview which steps are necessary to create your own power bank. But...
By: GreatScottLab

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Sun, 31 Jan 2016 07:58:22 PST
Sonic Architect: Gilmour 2.0 Portable Bluetooth Boombox http://www.instructables.com/id/20-Portable-Bluetooth-Boombox/
Sonic Architect: Gilmour 2.0 Portable Bluetooth Boombox - More DIY How To Projects]]> http://cdn.instructables.com/F16/7RJU/IJSXA0SW/F167RJUIJSXA0SW.SQUARE2.jpg http://cdn.instructables.com/F16/7RJU/IJSXA0SW/F167RJUIJSXA0SW.SQUARE.jpg http://cdn.instructables.com/F16/7RJU/IJSXA0SW/F167RJUIJSXA0SW.SMALL.jpg thappasahil This instructable is on building a 2.0 portable bluetooth Boombox.For this build I sourced parts locally as well as from China. In this build I've given two bass port at the bottom. The speaker is powered by a 12V 7Ah Sealed Lead Acid Battery and is having Bluetooth V2.0 + EDR connectivity. This mig...
By: thappasahil

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Mon, 25 Jan 2016 02:57:17 PST
Change a watch battery without tools http://www.instructables.com/id/Change-a-watch-battery-with-more-than-simple-tools/
Change a watch battery without tools - More DIY How To Projects]]> http://cdn.instructables.com/FRP/7CI0/GE7LBHRS/FRP7CI0GE7LBHRS.SQUARE2.jpg http://cdn.instructables.com/FRP/7CI0/GE7LBHRS/FRP7CI0GE7LBHRS.SQUARE.jpg http://cdn.instructables.com/FRP/7CI0/GE7LBHRS/FRP7CI0GE7LBHRS.SMALL.jpg WYN soldier For this instructable, I inspired myself of all those watches battery changing tutorials videos because they all have a tool in comon : The screwdriver for watches. I thought that it was useless to buy that tool.All you need is :-a watch with a back you can unscrew ( like in the picture )-a pair of ...
By: WYN soldier

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Sat, 18 Sep 2010 12:30:54 PDT