Instructables: exploring - technology - battery http://www.instructables.com Fri, 29 Apr 2016 09:12:05 PDT BLOX v1.01 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
Turn a Solar Charge Controller Into Wall Powered 12v Battery Charger http://www.instructables.com/id/Turn-a-Solar-Charge-Controller-Into-Wall-Powered-1/
Turn a Solar Charge Controller Into Wall Powered 12v Battery Charger - More DIY How To Projects]]> http://cdn.instructables.com/FXT/GUSA/INKG50SE/FXTGUSAINKG50SE.SQUARE2.jpg http://cdn.instructables.com/FXT/GUSA/INKG50SE/FXTGUSAINKG50SE.SQUARE.jpg http://cdn.instructables.com/FXT/GUSA/INKG50SE/FXTGUSAINKG50SE.SMALL.jpg ThriftStore Hacker This Instructable started to solve a problem i had. I needed to charge a 9 amp hour SLA battery but i only had a standard car battery charger. The car battery charger was way too high of amperage to properly charge my SLA battery.I started to dig around in my parts boxes to see if there was somethi...
By: ThriftStore Hacker

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Thu, 28 Apr 2016 13:39:32 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
Battery Heater http://www.instructables.com/id/Battery-Heater/
Battery Heater - More DIY How To Projects]]> http://cdn.instructables.com/FVZ/PP8X/INER6K1D/FVZPP8XINER6K1D.SQUARE2.jpg http://cdn.instructables.com/FVZ/PP8X/INER6K1D/FVZPP8XINER6K1D.SQUARE.jpg http://cdn.instructables.com/FVZ/PP8X/INER6K1D/FVZPP8XINER6K1D.SMALL.jpg coolmakerclay This will use a 9v battery, battery connector, and paperclip to make a battery heater that will heat up the paperclip! Materials You need a 9 volt battery, a battery connector, and a paperclip. Unravel the paperclip Unravel the paperclip to make a metal rod. Battery Connector Connect the ba...
By: coolmakerclay

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Tue, 26 Apr 2016 15:06:13 PDT
Small Emergency Power System http://www.instructables.com/id/Small-Emergency-Power-System/
Small Emergency Power System - More DIY How To Projects]]> http://cdn.instructables.com/FBL/4W9O/ING9CQ65/FBL4W9OING9CQ65.SQUARE2.jpg http://cdn.instructables.com/FBL/4W9O/ING9CQ65/FBL4W9OING9CQ65.SQUARE.jpg http://cdn.instructables.com/FBL/4W9O/ING9CQ65/FBL4W9OING9CQ65.SMALL.jpg zippetydooda We’ve all had our power go out, grab the flashlight or radio,discover the batteries are dead and run to the battery drawer to find that its empty or we have the wrong size. Usually, the worst case scenario is that we have to sit in the dark for a couple hours until the power comes back on. But, if...
By: zippetydooda

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Mon, 25 Apr 2016 08:27:29 PDT
Arduino: How to Connect Common Sensors and Items http://www.instructables.com/id/How-to-Connect-Common-Electronic-Items/
Arduino: How to Connect Common Sensors and Items - More DIY How To Projects]]> http://cdn.instructables.com/FJK/UTVE/IN363RXP/FJKUTVEIN363RXP.SQUARE2.jpg http://cdn.instructables.com/FJK/UTVE/IN363RXP/FJKUTVEIN363RXP.SQUARE.jpg http://cdn.instructables.com/FJK/UTVE/IN363RXP/FJKUTVEIN363RXP.SMALL.jpg millerman4487 Sometimes, you just can't seem to figure out how to get a circuit to work out! This instructable will help you use your electronics in the way they were meant to be used by showing you how to connect them to your Arduino board.I entered this instructable into the ROBOTICS contest, so please vote if...
By: millerman4487

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Sun, 24 Apr 2016 13:50:56 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
Power Bank! http://www.instructables.com/id/Power-Bank-2/
Power Bank! - More DIY How To Projects]]> http://cdn.instructables.com/FXU/NYEY/IN88MXC6/FXUNYEYIN88MXC6.SQUARE2.jpg http://cdn.instructables.com/FXU/NYEY/IN88MXC6/FXUNYEYIN88MXC6.SQUARE.jpg http://cdn.instructables.com/FXU/NYEY/IN88MXC6/FXUNYEYIN88MXC6.SMALL.jpg GEORGE CHANIOTAKIS Homemade Emergency Device, Make - DIY - Cheap - Portable USB Energy Power Backup Generator. Lets Charge using a DC Hand Crank - Dynamo or Sun with Solar Cell or your 220v AC mobile charger. This little & Amazing Device is very Effective and Practical. Here we have three different ways to charge the ...
By: GEORGE CHANIOTAKIS

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Wed, 20 Apr 2016 12:54:19 PDT
$10 DIY 12v Battery Bank (Emergency Backup) http://www.instructables.com/id/10-DIY-12v-Battery-Bank-Emergency-Backup/
$10 DIY 12v Battery Bank (Emergency Backup) - More DIY How To Projects]]> http://cdn.instructables.com/F3D/2YXV/IN69D1QA/F3D2YXVIN69D1QA.SQUARE2.jpg http://cdn.instructables.com/F3D/2YXV/IN69D1QA/F3D2YXVIN69D1QA.SQUARE.jpg http://cdn.instructables.com/F3D/2YXV/IN69D1QA/F3D2YXVIN69D1QA.SMALL.jpg BishCo Whether your camping, hiking, biking or thousands of other outdoor activities chances are there is going to be a time when your phone or other device like an action camera, tablet or even your USB powered flashlight is dying and your miles or even hundreds of miles from the nearest power source. Wel...
By: BishCo

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Tue, 19 Apr 2016 06:21:57 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
Li-Ion battery pack http://www.instructables.com/id/Li-Ion-Battery-Pack/
Li-Ion battery pack - More DIY How To Projects]]> http://cdn.instructables.com/FKM/PEGH/IMRYOFTJ/FKMPEGHIMRYOFTJ.SQUARE2.jpg http://cdn.instructables.com/FKM/PEGH/IMRYOFTJ/FKMPEGHIMRYOFTJ.SQUARE.jpg http://cdn.instructables.com/FKM/PEGH/IMRYOFTJ/FKMPEGHIMRYOFTJ.SMALL.jpg Junskter Hello everyoneI have been building stuff since i was a kid but surprisingly this is my first instructable. So, I am gonna start with something simple yet amazingly useful and powerful.Li-ion batteries are used in laptops and cell phones. We can use them in our projects as well. They are so hell powe...
By: Junskter

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Mon, 11 Apr 2016 10:59:48 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
The Unthinkable Portable Speaker(Under 35€) http://www.instructables.com/id/The-Unthinkable-Portable-SpeakerUnder-35/
The Unthinkable Portable Speaker(Under 35€) - More DIY How To Projects]]> http://cdn.instructables.com/FIU/WS7Q/IMTGH8HA/FIUWS7QIMTGH8HA.SQUARE2.jpg http://cdn.instructables.com/FIU/WS7Q/IMTGH8HA/FIUWS7QIMTGH8HA.SQUARE.jpg http://cdn.instructables.com/FIU/WS7Q/IMTGH8HA/FIUWS7QIMTGH8HA.SMALL.jpg SergioS26 Hello everybody!! In this instructable I'm going to show you how to build a cheap but loud enough portable speaker.All the parts involved can be easily obtained through internet shops or in your local store. Here are the main specs; Bluetooth 4.0 connectivity. Battery runs for 10 hours at 90...
By: SergioS26

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Sun, 10 Apr 2016 06:58:56 PDT
DIY 18650 RC Battery http://www.instructables.com/id/DIY-18650-RC-Battery/
DIY 18650 RC 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
How to Fix Laptop Overheat in <1 Minute (NO TOOLS!) http://www.instructables.com/id/How-to-Fix-PC-Overheat-in-1-Minute-NO-TOOLS/
How to Fix Laptop Overheat in <1 Minute (NO TOOLS!) - More DIY How To Projects]]> http://cdn.instructables.com/F6T/WWF5/IMQD8LMF/F6TWWF5IMQD8LMF.SQUARE2.jpg http://cdn.instructables.com/F6T/WWF5/IMQD8LMF/F6TWWF5IMQD8LMF.SQUARE.jpg http://cdn.instructables.com/F6T/WWF5/IMQD8LMF/F6TWWF5IMQD8LMF.SMALL.jpg Meglymoo87 Today I'm going to show you how to save your computer (ie: laptop, Surface, tablet, etc) from overheating while gaming, or just in general. The best part is...you don't need ANY tools or special skills to accomplish it. And it's done in under a minute!Let's jump right into it... Find the Power Opt...
By: Meglymoo87

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Thu, 7 Apr 2016 12:47:23 PDT
DIY || Battery Lighter || http://www.instructables.com/id/DIY-Battery-Lighter-/
DIY || Battery Lighter || - More DIY How To Projects]]> http://cdn.instructables.com/FUZ/6KMY/IMP4THUG/FUZ6KMYIMP4THUG.SQUARE2.jpg http://cdn.instructables.com/FUZ/6KMY/IMP4THUG/FUZ6KMYIMP4THUG.SQUARE.jpg http://cdn.instructables.com/FUZ/6KMY/IMP4THUG/FUZ6KMYIMP4THUG.SMALL.jpg YouOnlyL1 First step.. watch the video...The circuit of Battery Lighter is very simple as you can see from schematic...I hope enjoing this video, for more DIY videos please SUBSCRIBE , Like and Share ... Thanks!*****Follow me : ***** Facebook : https://www.facebook.com/MakeTubeChan... Twitter : https://www...
By: YouOnlyL1

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Wed, 6 Apr 2016 11:58:57 PDT
Dummy AA Batteries With AC-Adapter http://www.instructables.com/id/Dummy-AA-Batteries-With-AC-Adapter/
Dummy AA Batteries With AC-Adapter - More DIY How To Projects]]> http://cdn.instructables.com/FND/CR7G/IMNQOEEL/FNDCR7GIMNQOEEL.SQUARE2.jpg http://cdn.instructables.com/FND/CR7G/IMNQOEEL/FNDCR7GIMNQOEEL.SQUARE.jpg http://cdn.instructables.com/FND/CR7G/IMNQOEEL/FNDCR7GIMNQOEEL.SMALL.jpg hermanwahsletn I wanted to connect an AC-Adapter to a device witch uses two AA batteries, but there was no place to connect the AC-Adapter. I intended to make two dummy batteries from a ”pre-drilled” bambu stick but before that a found this wooden stick för 0,80 Euro. If you needed there AA batteries in serial, ju...
By: hermanwahsletn

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Tue, 5 Apr 2016 22:44:10 PDT
Avoidance Robot Arduino http://www.instructables.com/id/Avoidance-Robot-Arduino/
Avoidance Robot Arduino - More DIY How To Projects]]> http://cdn.instructables.com/F8F/DTC5/IMNOGRMM/F8FDTC5IMNOGRMM.SQUARE2.jpg http://cdn.instructables.com/F8F/DTC5/IMNOGRMM/F8FDTC5IMNOGRMM.SQUARE.jpg http://cdn.instructables.com/F8F/DTC5/IMNOGRMM/F8FDTC5IMNOGRMM.SMALL.jpg nipon4666 In the market of robot,there are plenty of smart avoidance robot kit for sale,but I don't like to buy finished kit, to develop old rc car toys in storage box is more challenge.Building an avoidance robot by using its chassis.Installing mini controller and ultrasonic distance sensor module.Driving du...
By: nipon4666

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Tue, 5 Apr 2016 12:27:37 PDT
HOW TO MAKE 26000 MAH POWER BANK ? http://www.instructables.com/id/DIY-POWERBANK-FOR-SMARTPHONES-/
HOW TO MAKE 26000 MAH POWER BANK ? - More DIY How To Projects]]> http://cdn.instructables.com/FQD/YFD8/IMMBD6YL/FQDYFD8IMMBD6YL.SQUARE2.jpg http://cdn.instructables.com/FQD/YFD8/IMMBD6YL/FQDYFD8IMMBD6YL.SQUARE.jpg http://cdn.instructables.com/FQD/YFD8/IMMBD6YL/FQDYFD8IMMBD6YL.SMALL.jpg HOBBY TO MAKE HELLO MY FELLOW !I AM WAQARHERE I WILL SHOW YOU HOW TO CREATE 26000 MAH POWER BANK FOR YOUR SMARTPHONE ATE HOME FOR VERY CHEAP.+WHY ?Because it is the cheapest way to get+WHEN ?when you want to charge your phone anywhere & any-time . REQUIREMENTS -12... (18650) CELLS 2200 MAH EACH.(from 2-4 old d...
By: HOBBY TO MAKE

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Tue, 5 Apr 2016 00:46:18 PDT
Laser Tag http://www.instructables.com/id/Laser-Tag/
Laser Tag - More DIY How To Projects]]> http://cdn.instructables.com/F6F/QTL0/IMM969E1/F6FQTL0IMM969E1.SQUARE2.jpg http://cdn.instructables.com/F6F/QTL0/IMM969E1/F6FQTL0IMM969E1.SQUARE.jpg http://cdn.instructables.com/F6F/QTL0/IMM969E1/F6FQTL0IMM969E1.SMALL.jpg Elvis Wolcott How to improve this project...There is no Python API for Azure and I did not have enough time to figure out how to run the C Azure API on Python to post messages. This means it is currently limited to a FFA game. In the future it will be improved upon.On to the project...To build this laser tag unit...
By: Elvis Wolcott

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Mon, 4 Apr 2016 20:31:59 PDT
Arduino Drill Battery Adapter http://www.instructables.com/id/Arduino-Drill-Battery-Adapter/
Arduino Drill Battery Adapter - More DIY How To Projects]]> http://cdn.instructables.com/FRA/LXV5/IMK69PSN/FRALXV5IMK69PSN.SQUARE2.jpg http://cdn.instructables.com/FRA/LXV5/IMK69PSN/FRALXV5IMK69PSN.SQUARE.jpg http://cdn.instructables.com/FRA/LXV5/IMK69PSN/FRALXV5IMK69PSN.SMALL.jpg DoyceC This Instructable serves a couple of functions. First and for most it serves as a rough guide for taking a 12-volt Dewalt Lithium battery and converting it for with an Arduino and as an point of entrance into the Full-Spectrum Laser contest. In this build, I will highlight the process that my engi...
By: DoyceC

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Mon, 4 Apr 2016 19:41:00 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
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
Dark Sensor (no Breadboard Or Solder) http://www.instructables.com/id/Dark-Sensor-no-Breadboard-or-Solder/
Dark Sensor (no Breadboard Or Solder) - More DIY How To Projects]]> http://cdn.instructables.com/FD5/9SN5/ILV885V2/FD59SN5ILV885V2.SQUARE2.jpg http://cdn.instructables.com/FD5/9SN5/ILV885V2/FD59SN5ILV885V2.SQUARE.jpg http://cdn.instructables.com/FD5/9SN5/ILV885V2/FD59SN5ILV885V2.SMALL.jpg John_Singleton_ In this Instructable I will make a dark sensor without using a breadboard, solder or a printed circuit board. What You Need What you need-1 9v battery clip (I made mine)1 LED1 Photoresistor1 switch1 transistor (BC547)2 resistors (I don't know their ratings) Connect one wire on the switch to o...
By: John_Singleton_

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Sat, 19 Mar 2016 07:50:26 PDT
Circuit for Automatic charger for lithium batteries http://www.instructables.com/id/Circuit-for-Automatic-Charger-for-Lithium-Batterie/
Circuit for Automatic charger for lithium batteries - More DIY How To Projects]]> http://cdn.instructables.com/FCB/3FEG/ILV85U9M/FCB3FEGILV85U9M.SQUARE2.jpg http://cdn.instructables.com/FCB/3FEG/ILV85U9M/FCB3FEGILV85U9M.SQUARE.jpg http://cdn.instructables.com/FCB/3FEG/ILV85U9M/FCB3FEGILV85U9M.SMALL.jpg Ammar Amer The project about: Automatic charger for lithium batteryWe will learn about Charger circuit Automatic charger circuit This is circuit for charger, by this circuit you can desgin the charger, it is easyAnd you can practically see it, in this video
By: Ammar Amer

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Fri, 18 Mar 2016 08:36:24 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
Wireless Sensor Node With the NRF24L01 http://www.instructables.com/id/Wireless-Sensor-Node-With-the-NRF24L01/
Wireless Sensor Node With the NRF24L01 - More DIY How To Projects]]> http://cdn.instructables.com/FOD/EWOP/ILTQEORS/FODEWOPILTQEORS.SQUARE2.jpg http://cdn.instructables.com/FOD/EWOP/ILTQEORS/FODEWOPILTQEORS.SQUARE.jpg http://cdn.instructables.com/FOD/EWOP/ILTQEORS/FODEWOPILTQEORS.SMALL.jpg ForceTronics In this 5 part Instructable we look at how to design a flexible wireless sensor node from concept to PCB layout. For the design we will utilize Arduino and the low cost nRF24L01 transceiver. To access the code and the Eagle PCB files from this project go to the following GitHub site: https://github....
By: ForceTronics

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Tue, 15 Mar 2016 16:16:28 PDT
Replacing a Watch Battery http://www.instructables.com/id/Replacing-a-Watch-Battery/
Replacing a Watch Battery - More DIY How To Projects]]> http://cdn.instructables.com/F34/P62Q/ILSRZ2TE/F34P62QILSRZ2TE.SQUARE2.jpg http://cdn.instructables.com/F34/P62Q/ILSRZ2TE/F34P62QILSRZ2TE.SQUARE.jpg http://cdn.instructables.com/F34/P62Q/ILSRZ2TE/F34P62QILSRZ2TE.SMALL.jpg ForeBrainPorn Years ago, my grandmother gave me a watch for Christmas, or my birthday I can't remember.Anyways, I saw this Instructable that said that you could replace a watch battery with scissors and a safety pin. So I decided to give it a shot. First attempt The scissors would be used to grip the indents i...
By: ForeBrainPorn

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Tue, 15 Mar 2016 05:54:04 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
How to Power RC Transmitter with Rechargeable Li-Po Battery http://www.instructables.com/id/How-to-Power-RC-Transmitter-With-Rechargeable-Li-P/
How to Power RC Transmitter with Rechargeable Li-Po Battery - More DIY How To Projects]]> http://cdn.instructables.com/F14/SZFS/ILPG1OID/F14SZFSILPG1OID.SQUARE2.jpg http://cdn.instructables.com/F14/SZFS/ILPG1OID/F14SZFSILPG1OID.SQUARE.jpg http://cdn.instructables.com/F14/SZFS/ILPG1OID/F14SZFSILPG1OID.SMALL.jpg ez3141 Hello, and welcome to my first Instructable! In this brief and easy tutorial, I will go over how to power a normal 12v RC transmitter using a rechargeable lithium-ion battery pack. 2.4 GHz RC transmitters are great, due to their incredible range and versatility. Unfortunately, one big downside to mo...
By: ez3141

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Sat, 12 Mar 2016 19:47:03 PST
Breadboard Power Supply http://www.instructables.com/id/Breadboard-Power-Supply/
Breadboard Power Supply - More DIY How To Projects]]> http://cdn.instructables.com/FHO/AVQU/ILSAX8RN/FHOAVQUILSAX8RN.SQUARE2.jpg http://cdn.instructables.com/FHO/AVQU/ILSAX8RN/FHOAVQUILSAX8RN.SQUARE.jpg http://cdn.instructables.com/FHO/AVQU/ILSAX8RN/FHOAVQUILSAX8RN.SMALL.jpg Edward Norris This really isn't an instructable, as it is a helpful hint.When I create new creations on my breadboard, I got tired of searching for the battery connectors, and sometimes I forget to order them, and I have to wait until they arrive. So, I just simply took a prototype board and permanently mounted ...
By: Edward Norris

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Sat, 12 Mar 2016 13:37:02 PST
DIY GoPro battery chest mount. http://www.instructables.com/id/DIY-GoPro-Battery-Chest-Mount/
DIY GoPro battery chest mount. - More DIY How To Projects]]> http://cdn.instructables.com/F43/VBB2/ILL7VOAV/F43VBB2ILL7VOAV.SQUARE2.jpg http://cdn.instructables.com/F43/VBB2/ILL7VOAV/F43VBB2ILL7VOAV.SQUARE.jpg http://cdn.instructables.com/F43/VBB2/ILL7VOAV/F43VBB2ILL7VOAV.SMALL.jpg skatepower What you will need...1 chest mount(cant be the gopro one it dose not have the holes in the bottom)4 small zip ties or 2 big once1 battery bank1 gopro charger cable 1 J buckle mount 1 gopro frame1 gopro lens cover 1 gopro Add battery pack to the chest mount with the zip ties by putting them thoug...
By: skatepower

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Wed, 9 Mar 2016 14:17:16 PST
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
Make Pipe Battery http://www.instructables.com/id/Make-Pipe-Battery/
Make Pipe Battery - More DIY How To Projects]]> http://cdn.instructables.com/FWL/I03Z/ILCN3Q61/FWLI03ZILCN3Q61.SQUARE2.jpg http://cdn.instructables.com/FWL/I03Z/ILCN3Q61/FWLI03ZILCN3Q61.SQUARE.jpg http://cdn.instructables.com/FWL/I03Z/ILCN3Q61/FWLI03ZILCN3Q61.SMALL.jpg GEORGE CHANIOTAKIS How to Make a PVC Pipe Battery. Ok! Copper-magnesium-water or Aqua battery and i'm not very happy for the first result. This video i will show a homemade battery. I used deionized water and Soda Alum. Result two tablespoons with soda is about few hours of electricity "energy". Now i have the body of...
By: GEORGE CHANIOTAKIS

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Thu, 3 Mar 2016 12:30:45 PST
Charge Your Car Battery With Laptop Charger! http://www.instructables.com/id/Charge-Your-Car-Battery-With-Laptop-Charger/
Charge Your Car Battery With Laptop Charger! - More DIY How To Projects]]> http://cdn.instructables.com/FSF/PKD6/IL6XK7BU/FSFPKD6IL6XK7BU.SQUARE2.jpg http://cdn.instructables.com/FSF/PKD6/IL6XK7BU/FSFPKD6IL6XK7BU.SQUARE.jpg http://cdn.instructables.com/FSF/PKD6/IL6XK7BU/FSFPKD6IL6XK7BU.SMALL.jpg diyfuntech Hey Guys Whats Going On?In This Instructable I am Going to Show You How To Charge Your Car Battery With A Laptop Charger.This Method Is Unsafe But It Can Be Used In Emergency,Takes 3-4 Hours Though.!This Method worked out well For Me!Make Sure To Watch My Youtube Video As Well(BIG GIVEAWAY AT 1K SUB...
By: diyfuntech

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Mon, 29 Feb 2016 10:16:46 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
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
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
Homemade flat Li-ion battery adapter http://www.instructables.com/id/Homemade-Flat-Li-ion-Battery-Adapter/
Homemade flat Li-ion battery adapter - More DIY How To Projects]]> http://cdn.instructables.com/FJA/K102/IKVFWH1Z/FJAK102IKVFWH1Z.SQUARE2.jpg http://cdn.instructables.com/FJA/K102/IKVFWH1Z/FJAK102IKVFWH1Z.SQUARE.jpg http://cdn.instructables.com/FJA/K102/IKVFWH1Z/FJAK102IKVFWH1Z.SMALL.jpg Timofte Andrei As having an old cracked-screen smartphone laying around and also, having a project in progress with the necessity of a Li-ion battery, I thought that's a good idea to make some sort of adapter to make use of that battery.BOM:Copper covered board for PCB manufacturingSoldering wireSoldering pasteSol...
By: Timofte Andrei

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Sun, 21 Feb 2016 06:13:28 PST
How to Get: Free 18650 Lithium Cells From Dead Laptop Batteries http://www.instructables.com/id/How-to-Get-Free-18650-Lithium-Cells-From-Dead-Lapt/
How to Get: Free 18650 Lithium Cells From Dead Laptop Batteries - More DIY How To Projects]]> http://cdn.instructables.com/F1O/FWX7/IKJ8QRVV/F1OFWX7IKJ8QRVV.SQUARE2.jpg http://cdn.instructables.com/F1O/FWX7/IKJ8QRVV/F1OFWX7IKJ8QRVV.SQUARE.jpg http://cdn.instructables.com/F1O/FWX7/IKJ8QRVV/F1OFWX7IKJ8QRVV.SMALL.jpg tomas.raila.3 In this video I'll show you how to get free lithium ion 18650 cells from old and dead laptop battery. I'm ripping a part only dead or no more usable laptop batteries. Lots of them are a bust, but some of them still had good cells inside. Link to my home made 18650 cells charger: https://www.youtub...
By: tomas.raila.3

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Tue, 16 Feb 2016 07:50:00 PST
Battery Upgrade in Car Camera http://www.instructables.com/id/Battery-Upgrade-in-Car-Camera/
Battery Upgrade in Car Camera - More DIY How To Projects]]> http://cdn.instructables.com/FN3/LTNS/IKOCVLZ3/FN3LTNSIKOCVLZ3.SQUARE2.jpg http://cdn.instructables.com/FN3/LTNS/IKOCVLZ3/FN3LTNSIKOCVLZ3.SQUARE.jpg http://cdn.instructables.com/FN3/LTNS/IKOCVLZ3/FN3LTNSIKOCVLZ3.SMALL.jpg Cosgeazy Some time ago I bought a DVR to my car. I decided to buy DVR build-in into rear mirror to make it as compact as it could be. I found Media-Tech U-DRIVE MIRROR BT MT4046 (more spec under the link). This DVR has a battery build-in which is pretty small (3.7 V 230 mAh and dimensions are 35x20x2.7 mm) a...
By: Cosgeazy

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Tue, 16 Feb 2016 01:30:45 PST
Portable Raspberry Pi Geiger Counter with Display http://www.instructables.com/id/Portable-Raspberry-Pi-Geiger-Counter-With-Display/
Portable Raspberry Pi Geiger Counter with Display - More DIY How To Projects]]> http://cdn.instructables.com/FI9/YR6G/IKLFS3JR/FI9YR6GIKLFS3JR.SQUARE2.jpg http://cdn.instructables.com/FI9/YR6G/IKLFS3JR/FI9YR6GIKLFS3JR.SQUARE.jpg http://cdn.instructables.com/FI9/YR6G/IKLFS3JR/FI9YR6GIKLFS3JR.SMALL.jpg jeff.cartwright.562 Mighty Ohm Geiger Counter is a stand-alone do-it-yourself kit. When the MightyOhm detects a particle it beeps. This is an integration project. Several sub-projects are need to complete this project. The end result is a Mighty Ohm Geiger Counter connected to a Raspberry Pi with a small display and po...
By: jeff.cartwright.562

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Sun, 14 Feb 2016 19:59:09 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