Instructables: exploring - technology - battery http://www.instructables.com Thu, 19 Jan 2017 06:00:35 PST BLOX v1.01 How to revive a battery http://www.instructables.com/id/How-to-Revive-a-Battery/
How to revive a battery - More DIY How To Projects]]> https://cdn.instructables.com/F35/K9RX/IY3CV4M1/F35K9RXIY3CV4M1.SQUARE2.jpg https://cdn.instructables.com/F35/K9RX/IY3CV4M1/F35K9RXIY3CV4M1.SQUARE.jpg https://cdn.instructables.com/F35/K9RX/IY3CV4M1/F35K9RXIY3CV4M1.SMALL.jpg electro techster In this instructable we I will show you how to revive an old AA battery with simple stepsIf you want watch the above video else follow these steps. Dissassemble the battery First remove the brand cover which is usually made of metal.Then there will be a plastic covering.You will have to remove th...
By: electro techster

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Thu, 19 Jan 2017 03:42:07 PST
Arduino GPS Reciever In a Tin http://www.instructables.com/id/Arduino-GPS-Reciever-in-a-Tin/
Arduino GPS Reciever In a Tin - More DIY How To Projects]]> https://cdn.instructables.com/FHF/ER5C/IY3D21HM/FHFER5CIY3D21HM.SQUARE2.jpg https://cdn.instructables.com/FHF/ER5C/IY3D21HM/FHFER5CIY3D21HM.SQUARE.jpg https://cdn.instructables.com/FHF/ER5C/IY3D21HM/FHFER5CIY3D21HM.SMALL.jpg diytronics Welcome to my tutorial on how to build a GPS Receiver! I have entered this Instructable into a few competitions that I think it is applicable to. If you feel it is worth a vote into the above contests, please do click the vote button. Thank you!Ever wanted to know your exact location? Perhaps the ex...
By: diytronics

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Wed, 18 Jan 2017 12:34:34 PST
16 Channel 18650 Lithium Capacity Tester http://www.instructables.com/id/16-Channel-18650-Lithium-Capacity-Tester/
16 Channel 18650 Lithium Capacity Tester - More DIY How To Projects]]> https://cdn.instructables.com/F7R/710V/IXUS8NJI/F7R710VIXUS8NJI.SQUARE2.jpg https://cdn.instructables.com/F7R/710V/IXUS8NJI/F7R710VIXUS8NJI.SQUARE.jpg https://cdn.instructables.com/F7R/710V/IXUS8NJI/F7R710VIXUS8NJI.SMALL.jpg picposter Hello, my name is Cedric and today im introducing you to my Arduino-based capacity tester.I had a lot of 18650 cells lying around from old laptop batteries. I wanted to test each cell to find out its capacity. So I tried to find a way to test many cells simultaneously. My first instructable was born...
By: picposter

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Sat, 14 Jan 2017 11:39:03 PST
Reuse Your Mobile Battery for Powering Your Projects http://www.instructables.com/id/Reuse-Your-Mobile-Battery-for-Powering-Your-Projec/
Reuse Your Mobile Battery for Powering Your Projects - More DIY How To Projects]]> https://cdn.instructables.com/FZM/QEDD/IXUS8VAW/FZMQEDDIXUS8VAW.SQUARE2.jpg https://cdn.instructables.com/FZM/QEDD/IXUS8VAW/FZMQEDDIXUS8VAW.SQUARE.jpg https://cdn.instructables.com/FZM/QEDD/IXUS8VAW/FZMQEDDIXUS8VAW.SMALL.jpg RajasekarA2 If you have unused mobile batteries then this instructable is for youwarning: Lithium batteries prone to explosion.wear safety gears.dont use puffed and expired battery. don't allow the terminals to touch/short circuit.I am not responsible for any explosion and damages to your property.Do this instr...
By: RajasekarA2

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Sat, 14 Jan 2017 09:20:59 PST
Run Old CD Rom Drive As a Cassette Inside a Car http://www.instructables.com/id/Run-Old-CD-Rom-Drive-As-a-Cassette-Inside-a-Car/
Run Old CD Rom Drive As a Cassette Inside a Car - More DIY How To Projects]]> https://cdn.instructables.com/FOZ/4HU2/IXUS7WRR/FOZ4HU2IXUS7WRR.SQUARE2.jpg https://cdn.instructables.com/FOZ/4HU2/IXUS7WRR/FOZ4HU2IXUS7WRR.SQUARE.jpg https://cdn.instructables.com/FOZ/4HU2/IXUS7WRR/FOZ4HU2IXUS7WRR.SMALL.jpg medhatko Hello,Today we will learn how to convert old CD Rom Drive into a cassette inside a car or home. With very pure sound and very high efficiency. The cost is less than the purchase price of the new cassette. We will be implemented at low cost and simple possibilities. About the project The project i...
By: medhatko

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Sat, 14 Jan 2017 00:29:56 PST
Portable Vacuum Cleaner Upgrade http://www.instructables.com/id/Portable-Vacuum-Cleaner-Upgrade/
Portable Vacuum Cleaner Upgrade - More DIY How To Projects]]> https://cdn.instructables.com/F88/NT6B/IXQFYX43/F88NT6BIXQFYX43.SQUARE2.jpg https://cdn.instructables.com/F88/NT6B/IXQFYX43/F88NT6BIXQFYX43.SQUARE.jpg https://cdn.instructables.com/F88/NT6B/IXQFYX43/F88NT6BIXQFYX43.SMALL.jpg FireSword We will "slightly" modify the battery and charging of a portable Vacuum Cleaner.For this we need:1. Li-Ion 18650 batteries x3 (unprotected cells)2. TP4056 charging board - http://www.ebay.co.uk/itm/301905672102?_trksid=p20...3. Some wires, soldering iron, solderMy parts cost was ~13$. Let's have a...
By: FireSword

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Wed, 11 Jan 2017 04:02:19 PST
Sony Cyber-Shot battery door improvement http://www.instructables.com/id/Sony-Cyber-Shot-Battery-Door-Improvement/
Sony Cyber-Shot battery door improvement - More DIY How To Projects]]> https://cdn.instructables.com/FJO/SAUI/IXLAIRAY/FJOSAUIIXLAIRAY.SQUARE2.jpg https://cdn.instructables.com/FJO/SAUI/IXLAIRAY/FJOSAUIIXLAIRAY.SQUARE.jpg https://cdn.instructables.com/FJO/SAUI/IXLAIRAY/FJOSAUIIXLAIRAY.SMALL.jpg Build-o-Matic This instructable came because of problem. I have been given a Sony Cyber-Shot camera. The camera is great except that it has two annoying design flaws. The battery and card door's latch is extremely flimsy and the door tends to simply fly open when you least expect it. This combined with a weak bat...
By: Build-o-Matic

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Mon, 9 Jan 2017 09:49:12 PST
Save Battery in Pokemon GO http://www.instructables.com/id/Save-Battery-in-Pokemon-GO/
Save Battery in Pokemon GO - More DIY How To Projects]]> https://cdn.instructables.com/FGV/7GZO/IXQFTV8Q/FGV7GZOIXQFTV8Q.SQUARE2.jpg https://cdn.instructables.com/FGV/7GZO/IXQFTV8Q/FGV7GZOIXQFTV8Q.SQUARE.jpg https://cdn.instructables.com/FGV/7GZO/IXQFTV8Q/FGV7GZOIXQFTV8Q.SMALL.jpg PikachuLikesSushi Pokemon GO is lots of fun! You can walk around looking for Pokemon! But your fun will be cut short if your phone runs out of battery! Pokemon GO uses lots of battery because the GPS module is always in use, and that module uses lots of power. I have some useful tips to save battery. Turn Off Bluet...
By: PikachuLikesSushi

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Sun, 8 Jan 2017 09:37:20 PST
*Intense Night Sun* http://www.instructables.com/id/Intense-Night-Sun/
*Intense Night Sun* - More DIY How To Projects]]> https://cdn.instructables.com/FKM/P4QJ/IXLALSBK/FKMP4QJIXLALSBK.SQUARE2.jpg https://cdn.instructables.com/FKM/P4QJ/IXLALSBK/FKMP4QJIXLALSBK.SQUARE.jpg https://cdn.instructables.com/FKM/P4QJ/IXLALSBK/FKMP4QJIXLALSBK.SMALL.jpg Rexallen Hello Everyone! I recently acquired some old electronic/electrical scrap and I wanted to try and make something useful out of it again! I really enjoy trying to make something useful out of someones old junk! These old, broken electronics give us the opportunity to dissect and learn something ou...
By: Rexallen

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Sat, 7 Jan 2017 19:17:12 PST
How To Make : Simple Electric Generator http://www.instructables.com/id/How-to-Make-Simple-Electric-Generator/
How To Make : Simple Electric Generator - More DIY How To Projects]]> https://cdn.instructables.com/F7C/00HM/IXLA68TR/F7C00HMIXLA68TR.SQUARE2.jpg https://cdn.instructables.com/F7C/00HM/IXLA68TR/F7C00HMIXLA68TR.SQUARE.jpg https://cdn.instructables.com/F7C/00HM/IXLA68TR/F7C00HMIXLA68TR.SMALL.jpg MindDivert Yep that's right this is a simple electric generator. This is very educational to present how electric generators work and how we use it in our everyday lives. As an example i make a very simple one and i make this tutorial to have an idea on how to make your own DIY of this. (Maybe Later/after un...
By: MindDivert

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Fri, 6 Jan 2017 08:30:48 PST
Lipo-battery Powered Arduino http://www.instructables.com/id/Lipo-battery-Powered-Arduino/
Lipo-battery Powered Arduino - More DIY How To Projects]]> https://cdn.instructables.com/FOD/8D33/IXGG0EQX/FOD8D33IXGG0EQX.SQUARE2.jpg https://cdn.instructables.com/FOD/8D33/IXGG0EQX/FOD8D33IXGG0EQX.SQUARE.jpg https://cdn.instructables.com/FOD/8D33/IXGG0EQX/FOD8D33IXGG0EQX.SMALL.jpg madnerd I've always wanted to use cheap lipo battery used in drone and RC car to power my arduino, but since I didn't found any tutorials about it, I thought this was probably a bad idea.Anyway, that didn't stopped me trying it, but since my knowledge of batteries is limited, please drop a comment if i'm do...
By: madnerd

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Thu, 5 Jan 2017 05:27:01 PST
Rechargable C-Cells from Dead Drill Battery http://www.instructables.com/id/Rechargable-C-Cells-From-Dead-Drill-Battery/
Rechargable C-Cells from Dead Drill Battery - More DIY How To Projects]]> https://cdn.instructables.com/FXU/96LP/IXGFYPWA/FXU96LPIXGFYPWA.SQUARE2.jpg https://cdn.instructables.com/FXU/96LP/IXGFYPWA/FXU96LPIXGFYPWA.SQUARE.jpg https://cdn.instructables.com/FXU/96LP/IXGFYPWA/FXU96LPIXGFYPWA.SMALL.jpg Toga_Dan When a cordless tool battery dies, it is likely that _some_, but NOT ALL cells have died. Perhaps 1/3rd of the individual cells can still take a charge.For the Ryobi brand NiCad battery, the individual cells are slightly smaller than, but compatible with C-Cell devices.Disassemble the plastic case, ...
By: Toga_Dan

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Wed, 4 Jan 2017 13:19:36 PST
$$ Super Cheap Inline Power Pack $$ http://www.instructables.com/id/-Super-Cheap-Inline-Power-Pack-/
$$ Super Cheap Inline Power Pack $$ - More DIY How To Projects]]> https://cdn.instructables.com/FFG/CZM6/IXGFJIK9/FFGCZM6IXGFJIK9.SQUARE2.jpg https://cdn.instructables.com/FFG/CZM6/IXGFJIK9/FFGCZM6IXGFJIK9.SQUARE.jpg https://cdn.instructables.com/FFG/CZM6/IXGFJIK9/FFGCZM6IXGFJIK9.SMALL.jpg Rexallen Hello Everyone! I was working on a Project, in which I am almost done with, but I needed an Inline Power Pack. I looked around and I couldn't even locate one! The reason why I needed an Inline Power Pack was due to the internal specifications of the project that I was working on. I thought that ...
By: Rexallen

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Mon, 2 Jan 2017 15:26:00 PST
RFID BASED SECURE VOTING SYSTEM USING ARDUINO MICROCONTROLLER http://www.instructables.com/id/RFID-BASED-SECURE-VOTING-SYSTEM-USING-ARDUINO-MICR/
RFID BASED SECURE VOTING SYSTEM USING ARDUINO MICROCONTROLLER - More DIY How To Projects]]> https://cdn.instructables.com/F4F/ANIF/IXGFRB4E/F4FANIFIXGFRB4E.SQUARE2.jpg https://cdn.instructables.com/F4F/ANIF/IXGFRB4E/F4FANIFIXGFRB4E.SQUARE.jpg https://cdn.instructables.com/F4F/ANIF/IXGFRB4E/F4FANIFIXGFRB4E.SMALL.jpg khaleejlabs This project demonstrate the design and development of voting system using smart RFID card that will authenticate and authorize user to cast votes using YES,NO and ABSTAIN buttons. Project consists of RFID reader chip that will have a sensing range of 1-5 centimeter. When the RFID smart card gets in...
By: khaleejlabs

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Sun, 1 Jan 2017 09:13:18 PST
How to install New Battery in iPhone 5 in 5 Easy Steps http://www.instructables.com/id/How-to-Install-New-Battery-in-IPhone-5-in-5-Easy-S/
How to install New Battery in iPhone 5 in 5 Easy Steps - More DIY How To Projects]]> https://cdn.instructables.com/FO5/LBO4/IXAPXIKO/FO5LBO4IXAPXIKO.SQUARE2.jpg https://cdn.instructables.com/FO5/LBO4/IXAPXIKO/FO5LBO4IXAPXIKO.SQUARE.jpg https://cdn.instructables.com/FO5/LBO4/IXAPXIKO/FO5LBO4IXAPXIKO.SMALL.jpg thebatstation Nothing lasts forever, and sooner or later any iPhone owner will have to put up with inevitable fact: a battery capacity dropped to disastrous level and it has to be replaced. Yes, authorized shop will do the job, but that would certainly come at a price. In the meantime the operation itself is not ...
By: thebatstation

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Fri, 30 Dec 2016 06:36:31 PST
Thermo-electric battery charger http://www.instructables.com/id/Thermo-electric-Battery-Charger/
Thermo-electric battery charger - More DIY How To Projects]]> https://cdn.instructables.com/F2M/YA0W/IWWFUXTG/F2MYA0WIWWFUXTG.SQUARE2.jpg https://cdn.instructables.com/F2M/YA0W/IWWFUXTG/F2MYA0WIWWFUXTG.SQUARE.jpg https://cdn.instructables.com/F2M/YA0W/IWWFUXTG/F2MYA0WIWWFUXTG.SMALL.jpg Mynasru Heat is a by-product of all energy conversion processes, whether it is converting fuels into energy or energy into work. This loss of energy in waste heat costing industries billions of dollars every year (ENER-G-ROTORS, 2016). Increasing Global populations, Climate change, dwindling supplies of fos...
By: Mynasru

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Thu, 22 Dec 2016 07:24:40 PST
ESP8266 Christmas Ornaments! http://www.instructables.com/id/ESP8266-Christmas-Ornaments/
ESP8266 Christmas Ornaments! - More DIY How To Projects]]> https://cdn.instructables.com/FE9/G1FM/IWWFK0YU/FE9G1FMIWWFK0YU.SQUARE2.jpg https://cdn.instructables.com/FE9/G1FM/IWWFK0YU/FE9G1FMIWWFK0YU.SQUARE.jpg https://cdn.instructables.com/FE9/G1FM/IWWFK0YU/FE9G1FMIWWFK0YU.SMALL.jpg seanhodgins Everyone loves staying connected over the holidays. Why not do it with an internet connected Christmas ornament? These Christmas ornaments all check the same server to see if someone has sent more Christmas Cheer. If they have, then they will all play a song! Watch the video for more info. Watch t...
By: seanhodgins

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Tue, 20 Dec 2016 13:35:34 PST
TURNING WATER INTO HYDROGEN AND OXYGEN GAS WITH MECHANICAL PENCIL SCIENCE EXPERIMENT! http://www.instructables.com/id/TURNING-WATER-INTO-HYDROGEN-AND-OXYGEN-GAS-WITH-ME/
TURNING WATER INTO HYDROGEN AND OXYGEN GAS WITH MECHANICAL PENCIL SCIENCE EXPERIMENT! - More DIY How To Projects]]> https://cdn.instructables.com/FOL/J02K/IWQV71GF/FOLJ02KIWQV71GF.SQUARE2.jpg https://cdn.instructables.com/FOL/J02K/IWQV71GF/FOLJ02KIWQV71GF.SQUARE.jpg https://cdn.instructables.com/FOL/J02K/IWQV71GF/FOLJ02KIWQV71GF.SMALL.jpg Tawhid K TURN REGULAR TAP WATER INTO HYDROGEN AND OXYGEN GAS WITH A MECHANICAL PENCIL IN ONE MINUTE WITH ELECTROLYSIS! CHEAP, FUN, AND HASSLEFREE!FOLLOW ME ON INSTRUCTABLES → http://www.instructables.com/member/Tawhid%20K/PLEASE CHECK OUT MY YOUTUBE CHANNEL FOR MORE COOL VIDEOS → https://www.youtube.com/c/t...
By: Tawhid K

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Thu, 15 Dec 2016 19:25:09 PST
Modul Discharge Battery Phantom 3 http://www.instructables.com/id/Modul-Discharge-Battery-Phantom-3/
Modul Discharge Battery Phantom 3 - More DIY How To Projects]]> https://cdn.instructables.com/F1B/FQOC/IWMR3ETR/F1BFQOCIWMR3ETR.SQUARE2.jpg https://cdn.instructables.com/F1B/FQOC/IWMR3ETR/F1BFQOCIWMR3ETR.SQUARE.jpg https://cdn.instructables.com/F1B/FQOC/IWMR3ETR/F1BFQOCIWMR3ETR.SMALL.jpg papatita The idea is when we need to manual discharge for battery maintenance or we are in a location away from the power supply while hp, tablet or remote need it. The material Some plate from rear pcA step down USB Cut and soldered the plate into module Testing Covered with heat shrink ...
By: papatita

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Tue, 13 Dec 2016 06:58:40 PST
Super Bright 9v LED Flashlight http://www.instructables.com/id/Super-Bright-9v-LED-Flashlight/
Super Bright 9v LED Flashlight - More DIY How To Projects]]> https://cdn.instructables.com/FQE/YU3P/IWI0WUQV/FQEYU3PIWI0WUQV.SQUARE2.jpg https://cdn.instructables.com/FQE/YU3P/IWI0WUQV/FQEYU3PIWI0WUQV.SQUARE.jpg https://cdn.instructables.com/FQE/YU3P/IWI0WUQV/FQEYU3PIWI0WUQV.SMALL.jpg MadScienceHacks In this instructable you'll learn how to convert a regular 9 volt battery into a super tiny, super bright, LED flashlight. Here's what you'll need 2 x 1 watt LED's ( I got mine from an old LED spot light) 1 x USED 9 v battery ( The LED's will burn if the voltage exceeds 8v)Electrical tapeCopper wir...
By: MadScienceHacks

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Mon, 12 Dec 2016 09:02:30 PST
Mini Tic Tac Flashlight http://www.instructables.com/id/Mini-Tic-Tac-Flashlight/
Mini Tic Tac Flashlight - More DIY How To Projects]]> https://cdn.instructables.com/FL4/MKBH/IWI0WCJC/FL4MKBHIWI0WCJC.SQUARE2.jpg https://cdn.instructables.com/FL4/MKBH/IWI0WCJC/FL4MKBHIWI0WCJC.SQUARE.jpg https://cdn.instructables.com/FL4/MKBH/IWI0WCJC/FL4MKBHIWI0WCJC.SMALL.jpg ROBO HUB Dont Throw The Box Away Instead Make your own Flashlight From Mini Tic Tac Box Which is light weight and pocket friendly too.....Thank You For Stopping By to Read This Instructables..... Dont Forget To Give a Thumbs Up,Share and subscribe To My Youtube Channel (video is in The bottom) Have a Good D...
By: ROBO HUB

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Mon, 12 Dec 2016 06:09:21 PST
LCD Display Short Checklist http://www.instructables.com/id/LCD-Display-Short-Checklist/
LCD Display Short Checklist - More DIY How To Projects]]> https://cdn.instructables.com/FVR/NWVX/IWH3HZ5M/FVRNWVXIWH3HZ5M.SQUARE2.jpg https://cdn.instructables.com/FVR/NWVX/IWH3HZ5M/FVRNWVXIWH3HZ5M.SQUARE.jpg https://cdn.instructables.com/FVR/NWVX/IWH3HZ5M/FVRNWVXIWH3HZ5M.SMALL.jpg ChrisdelonB Using the RGB LCD Shield Kit with 16x2 character display, I have programmed a device to help assist me with my current job as an auto parts driver. While the job of an auto parts driver is extremely basic, my purpose of this is to apply Electrical Engineering to my job in some way as an Electrical E...
By: ChrisdelonB

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Mon, 12 Dec 2016 01:09:24 PST
Portable battery pack for light Electric Vehicle http://www.instructables.com/id/Portable-Battery-Pack-for-Light-Electric-Vehicle/
Portable battery pack for light Electric Vehicle - More DIY How To Projects]]> https://cdn.instructables.com/FQV/6LYF/IWH3HYA2/FQV6LYFIWH3HYA2.SQUARE2.jpg https://cdn.instructables.com/FQV/6LYF/IWH3HYA2/FQV6LYFIWH3HYA2.SQUARE.jpg https://cdn.instructables.com/FQV/6LYF/IWH3HYA2/FQV6LYFIWH3HYA2.SMALL.jpg samircury This is not only my process, motivations and design goals but a living document for the length of the project.I'll keep publishing more steps as I move towards the end design goals. Feel free to comment and send suggestions for the steps that are yet to be done.In a nutshell, all I wanted was to sta...
By: samircury

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Mon, 12 Dec 2016 00:50:32 PST
Tic Tak Power Supply http://www.instructables.com/id/Tic-Tak-Power-Supply/
Tic Tak Power Supply - More DIY How To Projects]]> https://cdn.instructables.com/FVM/KO4X/IWH38KR1/FVMKO4XIWH38KR1.SQUARE2.jpg https://cdn.instructables.com/FVM/KO4X/IWH38KR1/FVMKO4XIWH38KR1.SQUARE.jpg https://cdn.instructables.com/FVM/KO4X/IWH38KR1/FVMKO4XIWH38KR1.SMALL.jpg russ_hensel This is a really simple project which takes a wall wart and using a Tic Tak (Tac really) box makes a cheap, easy, useful, power supply; in a hurry. In this instructable I am going to try to write a little and photograph a lot. If you are in a hurry, the picture here pretty much says it all. Wall...
By: russ_hensel

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Fri, 9 Dec 2016 12:39:54 PST
Wireless Arduino solar powered temperature and humidity sensor http://www.instructables.com/id/Wireless-Arduino-Solar-Powered-Temperature-and-Hum/
Wireless Arduino solar powered temperature and humidity sensor - More DIY How To Projects]]> https://cdn.instructables.com/FES/J2R2/IW6PONT1/FESJ2R2IW6PONT1.SQUARE2.jpg https://cdn.instructables.com/FES/J2R2/IW6PONT1/FESJ2R2IW6PONT1.SQUARE.jpg https://cdn.instructables.com/FES/J2R2/IW6PONT1/FESJ2R2IW6PONT1.SMALL.jpg pereskjo This is the build of a solar powered temperature and humidity sensor.Data is received by Telldus gateway(visit telldus.com).It is mainly built of Solar powered led light, Arduino, DHT sensor and RF transmitter.What you need:1x "10-LED Solar Power Motion Sensor" from Ebay. Make sure it says 3.7v batt...
By: pereskjo

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Mon, 5 Dec 2016 03:41:42 PST
How to Calculate the Capacity of Batteries http://www.instructables.com/id/How-to-Calculate-the-Capacity-of-Batteries/
How to Calculate the Capacity of Batteries - More DIY How To Projects]]> https://cdn.instructables.com/FSM/LQQB/IW6PMO0C/FSMLQQBIW6PMO0C.SQUARE2.jpg https://cdn.instructables.com/FSM/LQQB/IW6PMO0C/FSMLQQBIW6PMO0C.SQUARE.jpg https://cdn.instructables.com/FSM/LQQB/IW6PMO0C/FSMLQQBIW6PMO0C.SMALL.jpg Nmoleo­ Hello! My name is Nicholas Anand! I am a 13-year-old electrical engineer, along with some other professions.My science fair project for this year involves calculating the capacity of batteries, so I thought I would educate y'all on Instructables on how to do it, too!I hope you learn something from m...
By: Nmoleo­

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Sat, 3 Dec 2016 18:49:42 PST
Battery Testing Helper- Magnetic Parts Tray http://www.instructables.com/id/Battery-Testing-Helper-Magnetic-Parts-Tray/
Battery Testing Helper- Magnetic Parts Tray - More DIY How To Projects]]> https://cdn.instructables.com/FXE/666N/IW6POM6Q/FXE666NIW6POM6Q.SQUARE2.jpg https://cdn.instructables.com/FXE/666N/IW6POM6Q/FXE666NIW6POM6Q.SQUARE.jpg https://cdn.instructables.com/FXE/666N/IW6POM6Q/FXE666NIW6POM6Q.SMALL.jpg ktow I frequently find myself sorting the good from the bad batteries with my digital multimeter. This usually has me doing the Mr. Miyagi rolling-battery-chopsticks-challenge.If you have a magnetic parts tray near by, stand up those batteries, use an alligator clip to attach a ground to the edge and yo...
By: ktow

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Fri, 2 Dec 2016 20:44:52 PST
Dewalt Power Bank http://www.instructables.com/id/Dewalt-Power-Bank/
Dewalt Power Bank - More DIY How To Projects]]> https://cdn.instructables.com/F40/PU34/IW6PFG9K/F40PU34IW6PFG9K.SQUARE2.jpg https://cdn.instructables.com/F40/PU34/IW6PFG9K/F40PU34IW6PFG9K.SQUARE.jpg https://cdn.instructables.com/F40/PU34/IW6PFG9K/F40PU34IW6PFG9K.SMALL.jpg MakrToolbox This is nothing new. There are a lot of instructibles regarding making a power bank. The difference in this power bank is that I am using battery cells from a recycled laptop. I think that this makes it interesting and I hope that you do as well. I wanted to make a nice power bank and of course I wa...
By: MakrToolbox

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Thu, 1 Dec 2016 22:02:40 PST
Automatic street Light using ldr http://www.instructables.com/id/Automatic-Street-Light-Using-Ldr/
Automatic street Light using ldr - More DIY How To Projects]]> https://cdn.instructables.com/FV1/AB6E/IW5JBX2U/FV1AB6EIW5JBX2U.SQUARE2.jpg https://cdn.instructables.com/FV1/AB6E/IW5JBX2U/FV1AB6EIW5JBX2U.SQUARE.jpg https://cdn.instructables.com/FV1/AB6E/IW5JBX2U/FV1AB6EIW5JBX2U.SMALL.jpg VigneshR3 Save electricity by this simple project.It glows during night and switches off automatically as the sun rises.I have tried a lot of circuits but i made one and this works perfectly.It is a project depicting the proverb "TRY AND TRY TILL YOU SUCCEED". Components • A LDR(Light Dependent Resistor)• ...
By: VigneshR3

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Wed, 30 Nov 2016 20:48:19 PST
Wooden Bluetooth Speaker http://www.instructables.com/id/Wooden-Bluetooth-Speaker/
Wooden Bluetooth Speaker - More DIY How To Projects]]> https://cdn.instructables.com/FYL/CG24/IVO7X59S/FYLCG24IVO7X59S.SQUARE2.jpg https://cdn.instructables.com/FYL/CG24/IVO7X59S/FYLCG24IVO7X59S.SQUARE.jpg https://cdn.instructables.com/FYL/CG24/IVO7X59S/FYLCG24IVO7X59S.SMALL.jpg Benybe Hello,I did a bluetooth speaker with :12V 4800mH battery 7$2*50W TDA7492 amplifier with a bluetooth modul on it 10$Two 3 pouces WOOX passives speaker 10$Two active speaker visaton FRS8 30W 15$Oak 10$So a total of 52$ for a powerfull wireless speaker Passive Speaker .The back will be powered by tw...
By: Benybe

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Tue, 29 Nov 2016 13:56:45 PST
Tutorial for Mini Digital Voltmeter http://www.instructables.com/id/Tutorial-for-MS-45-30-Digital-Voltmeter/
Tutorial for Mini Digital Voltmeter - More DIY How To Projects]]> https://cdn.instructables.com/FNH/18XG/IVO5C0UN/FNH18XGIVO5C0UN.SQUARE2.jpg https://cdn.instructables.com/FNH/18XG/IVO5C0UN/FNH18XGIVO5C0UN.SQUARE.jpg https://cdn.instructables.com/FNH/18XG/IVO5C0UN/FNH18XGIVO5C0UN.SMALL.jpg mybotic DescriptionPut a voltage meter anywhere with this very handy display. These are often used by RC hobbyists for keeping track of batteries but we thought it would be great on a breadboard or enclosure. This is the 2-wire version of the volt meter, two wires are used to power it and measure at the sam...
By: mybotic

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Mon, 28 Nov 2016 22:07:01 PST
Minimal Wooden Design BOOM Box http://www.instructables.com/id/Minimal-Wooden-Design-BOOM-Box/
Minimal Wooden Design BOOM Box - More DIY How To Projects]]> https://cdn.instructables.com/FIU/QGU2/IVO45DYD/FIUQGU2IVO45DYD.SQUARE2.jpg https://cdn.instructables.com/FIU/QGU2/IVO45DYD/FIUQGU2IVO45DYD.SQUARE.jpg https://cdn.instructables.com/FIU/QGU2/IVO45DYD/FIUQGU2IVO45DYD.SMALL.jpg psychovanko In the PDF file you can read my reasons to have this speaker the way that I do. Drawings. Pics with end results.
By: psychovanko

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Sat, 26 Nov 2016 05:31:43 PST
Transformerless Adjustable Joule Thief http://www.instructables.com/id/Transformerless-Adjustable-Joule-Thief/
Transformerless Adjustable Joule Thief - More DIY How To Projects]]> https://cdn.instructables.com/FBN/ZOOF/IVO45E22/FBNZOOFIVO45E22.SQUARE2.jpg https://cdn.instructables.com/FBN/ZOOF/IVO45E22/FBNZOOFIVO45E22.SQUARE.jpg https://cdn.instructables.com/FBN/ZOOF/IVO45E22/FBNZOOFIVO45E22.SMALL.jpg DIY Circuits Did you have problems winding the toroidal transformer of a regular joule thief? If so then this instructable is for you! And if not it is also an interesting circuit to see.In this instructable I will show you how I made the simplest joule thief I know of with only an inductor! Demonstration A j...
By: DIY Circuits

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Sat, 26 Nov 2016 02:37:24 PST
Lead Acid Battery Care and How to Restore Them http://www.instructables.com/id/Lead-Acid-Battery-Care-and-How-to-Restore-Them/
Lead Acid Battery Care and How to Restore Them - More DIY How To Projects]]> https://cdn.instructables.com/F7B/XHL9/IVMPZ0BP/F7BXHL9IVMPZ0BP.SQUARE2.jpg https://cdn.instructables.com/F7B/XHL9/IVMPZ0BP/F7BXHL9IVMPZ0BP.SQUARE.jpg https://cdn.instructables.com/F7B/XHL9/IVMPZ0BP/F7BXHL9IVMPZ0BP.SMALL.jpg Downunder35m Today I came across a very misleading Instructable promoting a commercial website and giving totally wrong infos - so let's try to make it better!Winter is coming and your car battery is already a bit on weak side? Or you had the battery stored unused for a long time? In those and some other cases ...
By: Downunder35m

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Fri, 18 Nov 2016 04:07:13 PST
6$ Universal USB Charger http://www.instructables.com/id/6-Universal-USB-Charger/
6$ Universal USB Charger - More DIY How To Projects]]> https://cdn.instructables.com/F35/CKL4/IVHQW5NN/F35CKL4IVHQW5NN.SQUARE2.jpg https://cdn.instructables.com/F35/CKL4/IVHQW5NN/F35CKL4IVHQW5NN.SQUARE.jpg https://cdn.instructables.com/F35/CKL4/IVHQW5NN/F35CKL4IVHQW5NN.SMALL.jpg Unboxingexperience7 Hi guys,this is a very simple DIY instruction for a universal USB charger. By universal it is meant, that you can connect batteries, solar panels and other direct current power sources and get a constant 5V power output via USB. The only caveat is, that the power source has to be above 5V. This univ...
By: Unboxingexperience7

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Thu, 17 Nov 2016 08:49:47 PST
Roundy-speaker http://www.instructables.com/id/Roundy-speaker/
Roundy-speaker - More DIY How To Projects]]> https://cdn.instructables.com/FYX/JOKK/IVA52UW0/FYXJOKKIVA52UW0.SQUARE2.jpg https://cdn.instructables.com/FYX/JOKK/IVA52UW0/FYXJOKKIVA52UW0.SQUARE.jpg https://cdn.instructables.com/FYX/JOKK/IVA52UW0/FYXJOKKIVA52UW0.SMALL.jpg Thompsonic My first batterypowered diy bt-speaker. Made it from old mahogany tabletop. Speakers and crossovers I took from Psb Alpha speakers I had laying around. Amp unit is 2x50W TPA3116 from ebay and battery is 6s 3000mAh li-po. First I made me a wooden lathe and used old corded drill as motor. This project...
By: Thompsonic

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Sun, 13 Nov 2016 05:31:12 PST
Programmable Battery Protection [Open Source] http://www.instructables.com/id/Programmable-Battery-Protection-Open-Source/
Programmable Battery Protection [Open Source] - More DIY How To Projects]]> https://cdn.instructables.com/FP8/TZ4Q/IVA4Q19M/FP8TZ4QIVA4Q19M.SQUARE2.jpg https://cdn.instructables.com/FP8/TZ4Q/IVA4Q19M/FP8TZ4QIVA4Q19M.SQUARE.jpg https://cdn.instructables.com/FP8/TZ4Q/IVA4Q19M/FP8TZ4QIVA4Q19M.SMALL.jpg lutkeveld Every battery needs protection. When I couldn't find a board that suited my needs, I set out to create one myself.If you discharge a battery completely it can be permanently damaged. This PCB monitors the voltage (and thus the State Of Charge) and if it dips below the programmed voltage it will disc...
By: lutkeveld

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Thu, 10 Nov 2016 14:09:34 PST
Updating BangGood 4in1 Multi Protocol Tx Module Frsky Taranis Turnigy 9xr Pro http://www.instructables.com/id/Updating-BangGood-4in1-Multi-Protocol-Tx-Module-Fr/
Updating BangGood 4in1 Multi Protocol Tx Module Frsky Taranis Turnigy 9xr Pro - More DIY How To Projects]]> https://cdn.instructables.com/F06/LFQK/IV0B3YKI/F06LFQKIV0B3YKI.SQUARE2.jpg https://cdn.instructables.com/F06/LFQK/IV0B3YKI/F06LFQKIV0B3YKI.SQUARE.jpg https://cdn.instructables.com/F06/LFQK/IV0B3YKI/F06LFQKIV0B3YKI.SMALL.jpg f1racer A guide to update the 4 in 1 multi module from BangGood. I'd advising updating only if you really need to since you can potentially mess things up."The 4 in 1 wireless module integrate four RF chips (CC2500, NRF24L01, A7105, CYRF6936) into one single circuit board,with MCU baseplate, can support a ...
By: f1racer

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Sun, 6 Nov 2016 18:36:49 PST
How a PULL UP and PULL DOWN resistor works http://www.instructables.com/id/How-a-PULL-UP-and-PULL-DOWN-Resistor-Works/
How a PULL UP and PULL DOWN resistor works - More DIY How To Projects]]> https://cdn.instructables.com/F9X/9PQU/IV0ARSOC/F9X9PQUIV0ARSOC.SQUARE2.jpg https://cdn.instructables.com/F9X/9PQU/IV0ARSOC/F9X9PQUIV0ARSOC.SQUARE.jpg https://cdn.instructables.com/F9X/9PQU/IV0ARSOC/F9X9PQUIV0ARSOC.SMALL.jpg afzalrehmani IN THIS INSTRUCT ABLE I AM GOING TO SHOW YOU (1) HOW A PULL UP AND PULL DOWN RESISTOR WORKS (2) HOW YOU WILL CONNECT A SWITCH IN A SAFER MODE (3) AND THEIR APPLICATIONA COMPLETE DETAILS IS ALSO GIVEN IN THE VIDEO DESCRIPTION AS WELL... How a PULL UP an PULL DOWN resistor works... PULL UP AND PUL...
By: afzalrehmani

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Sat, 5 Nov 2016 06:58:08 PDT
How to Make a Mini LED Flashlight http://www.instructables.com/id/How-to-Make-a-Mini-LED-Flashlight/
How to Make a Mini LED Flashlight - More DIY How To Projects]]> https://cdn.instructables.com/F41/74WD/IV0A6ATB/F4174WDIV0A6ATB.SQUARE2.jpg https://cdn.instructables.com/F41/74WD/IV0A6ATB/F4174WDIV0A6ATB.SQUARE.jpg https://cdn.instructables.com/F41/74WD/IV0A6ATB/F4174WDIV0A6ATB.SMALL.jpg ROBO HUB In this instructable ill show u how to make your own LED flashlight It takes less time,is very simple to make and intensity is good Materials Required LEDResistorBatteryBattery holderSmall Plastic Box Building The Body Holes are made so as to fix the led in front side of the box Holder A ho...
By: ROBO HUB

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Wed, 2 Nov 2016 10:55:28 PDT
The problem: Nano Drone Battery Repair http://www.instructables.com/id/The-Problem-Nano-Drone-Battery-Repair/
The problem: Nano Drone Battery Repair - More DIY How To Projects]]> https://cdn.instructables.com/FI4/CUJC/IUYDE9S0/FI4CUJCIUYDE9S0.SQUARE2.jpg https://cdn.instructables.com/FI4/CUJC/IUYDE9S0/FI4CUJCIUYDE9S0.SQUARE.jpg https://cdn.instructables.com/FI4/CUJC/IUYDE9S0/FI4CUJCIUYDE9S0.SMALL.jpg Rthametz You buy a drone, crack open the packaging, stick the batteries in the controller and expect and get pumped to fly that sucker straight into your ceiling, only to find, no such luck.Battery corrosion happens, and its annoying, if you're lucky the company you bought it from will send you a new drone. ...
By: Rthametz

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Tue, 1 Nov 2016 18:55:36 PDT
How To Make a Mini Sander http://www.instructables.com/id/How-to-Make-a-Mini-Sander/
How To Make a Mini Sander - More DIY How To Projects]]> https://cdn.instructables.com/FQZ/BCRL/IUYD9RVX/FQZBCRLIUYD9RVX.SQUARE2.jpg https://cdn.instructables.com/FQZ/BCRL/IUYD9RVX/FQZBCRLIUYD9RVX.SQUARE.jpg https://cdn.instructables.com/FQZ/BCRL/IUYD9RVX/FQZBCRLIUYD9RVX.SMALL.jpg ROBO HUB make your own mini sander machine which is very simple to make Materials Required plastic bottle capsand paperdc motorswitchbattery Making Tool sand paper is cut so as to fit the front side and circumference of the cap which becomes the rotating tool Gathering All Together The tool is attac...
By: ROBO HUB

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Tue, 1 Nov 2016 09:45:49 PDT
Turnigy 9XR Pro: 4in1 multi protocol module all in one radio transmitter http://www.instructables.com/id/Turnigy-9XR-Pro-4in1-Multi-Protocol-Module-All-in-/
Turnigy 9XR Pro: 4in1 multi protocol module all in one radio transmitter - More DIY How To Projects]]> https://cdn.instructables.com/FET/IAFA/IV0A7XOI/FETIAFAIV0A7XOI.SQUARE2.jpg https://cdn.instructables.com/FET/IAFA/IV0A7XOI/FETIAFAIV0A7XOI.SQUARE.jpg https://cdn.instructables.com/FET/IAFA/IV0A7XOI/FETIAFAIV0A7XOI.SMALL.jpg f1racer The ultimate universal transmitter radio for RC models on a budget. The Turnigy 9XR Pro from HobbyKing can be had for about $60-$70. Compared to the FrSky Taranis ($250), it's a much cheaper option. When installed with the multimodule, the transmitter can control many types of models from many RC br...
By: f1racer

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Tue, 1 Nov 2016 07:15:30 PDT
PORTABLE, HANDY ELECTRIC FAN WITH SWITCH http://www.instructables.com/id/PORTABLE-HANDY-ELECTRIC-FAN-WITH-SWITCH/
PORTABLE, HANDY ELECTRIC FAN WITH SWITCH - More DIY How To Projects]]> https://cdn.instructables.com/FJM/AIUX/IUSM1QXS/FJMAIUXIUSM1QXS.SQUARE2.jpg https://cdn.instructables.com/FJM/AIUX/IUSM1QXS/FJMAIUXIUSM1QXS.SQUARE.jpg https://cdn.instructables.com/FJM/AIUX/IUSM1QXS/FJMAIUXIUSM1QXS.SMALL.jpg Mindtrix LCI Hello friends,Welcome to mindtrix LCI Learn an easiest and creative way to make Portable, electric handy fan with switch..easily accessible..easy to use, fun to make..!!! Dont forget to ::: Like Subscribe and Share!!! your comments and reviews are always appreciated!
By: Mindtrix LCI

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Sun, 30 Oct 2016 18:54:52 PDT
From 12 V car compressor to vacuum pump http://www.instructables.com/id/From-12-V-Car-Compressor-to-Vacuum-Pump/
From 12 V car compressor to vacuum pump - More DIY How To Projects]]> https://cdn.instructables.com/FH0/X3LJ/IUSLPKKN/FH0X3LJIUSLPKKN.SQUARE2.jpg https://cdn.instructables.com/FH0/X3LJ/IUSLPKKN/FH0X3LJIUSLPKKN.SQUARE.jpg https://cdn.instructables.com/FH0/X3LJ/IUSLPKKN/FH0X3LJIUSLPKKN.SMALL.jpg slimtender. This project arose from the need to have a small vacuum pump for some of my new purposes, starting from a simple material like a tyre mini compressor, buyed for 8 € at Mercatopoli. Then the idea came on watching some tutorials on the net, but because of mechanical differences inside the machines I d...
By: slimtender.

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Sat, 29 Oct 2016 06:58:57 PDT
Improve power conversion efficiency http://www.instructables.com/id/Improve-Power-Conversion-Efficiency/
Improve power conversion efficiency - More DIY How To Projects]]> https://cdn.instructables.com/FM0/ZPEY/IUSLTE26/FM0ZPEYIUSLTE26.SQUARE2.jpg https://cdn.instructables.com/FM0/ZPEY/IUSLTE26/FM0ZPEYIUSLTE26.SQUARE.jpg https://cdn.instructables.com/FM0/ZPEY/IUSLTE26/FM0ZPEYIUSLTE26.SMALL.jpg ken77 I designed a Power Bank internal DC-DC module that was using the XL6009 module and I wanted to boost efficiency by increasing the charging time. XL6009 DC-DC module for 3.5 ~ 4.2V conversion to 5V/0.9A efficiency of about 80 ~ 85%, with an average of about 82%, want the battery to provide more time ...
By: ken77

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Fri, 28 Oct 2016 19:28:00 PDT
How to Connect Li Ion Battery in Parallel and in Series. http://www.instructables.com/id/How-to-Connect-Li-Ion-Battery-in-Parallel-and-in-S/
How to Connect Li Ion Battery in Parallel and in Series. - More DIY How To Projects]]> https://cdn.instructables.com/FJQ/K56L/IUSLO5WJ/FJQK56LIUSLO5WJ.SQUARE2.jpg https://cdn.instructables.com/FJQ/K56L/IUSLO5WJ/FJQK56LIUSLO5WJ.SQUARE.jpg https://cdn.instructables.com/FJQ/K56L/IUSLO5WJ/FJQK56LIUSLO5WJ.SMALL.jpg Manoj BR do you facing problem with charging 2x3.7v battery connected in sereis.here is the simple solution. Needed parts you need the following things-*2x 3.7v li Ion battery*2x connectors*2x led*2x resistors(330 ohms)*1x switch.*1x6 volts relay*1x6 volts zeener diode. circuit designing I have design...
By: Manoj BR

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Thu, 27 Oct 2016 11:49:51 PDT
DIY Bluetooth Speaker Under 5$ http://www.instructables.com/id/DIY-Bluetooth-Speaker-Under-5/
DIY Bluetooth Speaker Under 5$ - More DIY How To Projects]]> https://cdn.instructables.com/FLL/GBMR/IUOI9BL2/FLLGBMRIUOI9BL2.SQUARE2.jpg https://cdn.instructables.com/FLL/GBMR/IUOI9BL2/FLLGBMRIUOI9BL2.SQUARE.jpg https://cdn.instructables.com/FLL/GBMR/IUOI9BL2/FLLGBMRIUOI9BL2.SMALL.jpg bobes360 Today I'll show you how I made this awesome bluetooth speaker for total cost under 5$. It is easy project that you can make with minimal knowledge of electronics and woodworking. Just for you to know : this is not very high quality speaker. It's mainly made from scrap and to be as cheap as possible....
By: bobes360

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Wed, 26 Oct 2016 17:36:57 PDT
How to add a aditional battery to a smartphone (for using it days) http://www.instructables.com/id/How-to-Add-a-Aditional-Battery-to-a-Smartphone-for/
How to add a aditional battery to a smartphone (for using it days) - More DIY How To Projects]]> https://cdn.instructables.com/FFN/PN8I/IUOI8YB3/FFNPN8IIUOI8YB3.SQUARE2.jpg https://cdn.instructables.com/FFN/PN8I/IUOI8YB3/FFNPN8IIUOI8YB3.SQUARE.jpg https://cdn.instructables.com/FFN/PN8I/IUOI8YB3/FFNPN8IIUOI8YB3.SMALL.jpg marderchen Its something i doing on all my portable devices.. today hav get a old smartphone .. so did it again.. this time spend a little bit time in documentation.. its realy easy, and if changes the rear cover and the origial accu cell the smartphone is original again.. ) no big discription, have write the...
By: marderchen

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Wed, 26 Oct 2016 16:26:17 PDT
Mand Labs Episode 2: Battery and Voltage http://www.instructables.com/id/Mand-Labs-Episode-2-Battery-and-Voltage/
Mand Labs Episode 2: Battery and Voltage - More DIY How To Projects]]> https://cdn.instructables.com/F3H/5792/IUOHOWG0/F3H5792IUOHOWG0.SQUARE2.jpg https://cdn.instructables.com/F3H/5792/IUOHOWG0/F3H5792IUOHOWG0.SQUARE.jpg https://cdn.instructables.com/F3H/5792/IUOHOWG0/F3H5792IUOHOWG0.SMALL.jpg mandlabs Hello,To promote Technology literacy around the world, Mand Labs has come up with an exclusive DIY (do-it-yourself) video series on Hands-on Electronics and launched its flagship kit, Mand Labs KIT-1 on Amazon US. Do visit our website www.mandlabs.com for more details. This video series is all abo...
By: mandlabs

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Tue, 25 Oct 2016 08:24:11 PDT