Instructables: exploring - technology - electronics - popular http://www.instructables.com Sat, 21 Jan 2017 08:59:32 PST BLOX v1.01 93% efficient DC to DC Converter http://www.instructables.com/id/93-efficient-DC-to-DC-Converter/
93% efficient DC to DC Converter - More DIY How To Projects]]> https://cdn.instructables.com/FHI/P1LM/H67351AC/FHIP1LMH67351AC.SQUARE2.jpg https://cdn.instructables.com/FHI/P1LM/H67351AC/FHIP1LMH67351AC.SQUARE.jpg https://cdn.instructables.com/FHI/P1LM/H67351AC/FHIP1LMH67351AC.SMALL.jpg luxstar I needed a better way to charge Super capacitors so I wired up this DC to DC converter. I was using a linear regulator which would have worked fine except I was regulating 12 volts (off a car battery) down to 2.5 volts. The regulator was getting frying hot and was very inefficient. This co...
By: luxstar

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Sun, 2 Sep 2012 09:52:13 PDT
How to make a copper oxide diode http://www.instructables.com/id/How-to-make-a-copper-oxide-diode/
How to make a copper oxide diode - More DIY How To Projects]]> https://cdn.instructables.com/FUC/IM0N/G8XPCI5A/FUCIM0NG8XPCI5A.SQUARE2.jpg https://cdn.instructables.com/FUC/IM0N/G8XPCI5A/FUCIM0NG8XPCI5A.SQUARE.jpg https://cdn.instructables.com/FUC/IM0N/G8XPCI5A/FUCIM0NG8XPCI5A.SMALL.jpg smeezekitty A diode is an electrical device that allows power to travel in only one direction. Diodes can be made of Silicon, Germanium or even copper oxide. Note: The there is only one alligator clip connected to that wire, the other is an illusion. Aquiring copper I used some copper wire 6 inches (14CM), ...
By: smeezekitty

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Sat, 8 May 2010 19:45:25 PDT
Use an infrared phototransistor http://www.instructables.com/id/Use-an-infrared-phototransistor/
Use an infrared phototransistor - More DIY How To Projects]]> https://cdn.instructables.com/F7E/BSZV/GA7B2S55/F7EBSZVGA7B2S55.SQUARE2.jpg https://cdn.instructables.com/F7E/BSZV/GA7B2S55/F7EBSZVGA7B2S55.SQUARE.jpg https://cdn.instructables.com/F7E/BSZV/GA7B2S55/F7EBSZVGA7B2S55.SMALL.jpg aldude999 Do you have an old TV lying around? Want to do something fun with it? Are you hanging around radio shack all day and cant find anything to do there? (get a life *ahem*) Then pull out those screwdrivers, or... wallets, because there is an interesting use for them! Parts: the easy part N-P-N transi...
By: aldude999

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Tue, 8 Jun 2010 21:08:22 PDT
Simple Analog to Digital joystick conversion http://www.instructables.com/id/Simple-Analog-to-Digital-joystick-conversion/
Simple Analog to Digital joystick conversion - More DIY How To Projects]]> https://cdn.instructables.com/F4P/5PGJ/GB5HCYQQ/F4P5PGJGB5HCYQQ.SQUARE2.jpg https://cdn.instructables.com/F4P/5PGJ/GB5HCYQQ/F4P5PGJGB5HCYQQ.SQUARE.jpg https://cdn.instructables.com/F4P/5PGJ/GB5HCYQQ/F4P5PGJGB5HCYQQ.SMALL.jpg jhoffnun Normal 0 false false false MicrosoftInternetExplorer4 /* Style Definitions */ table.MsoNormalTable {mso-style-name:"Table Normal"; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-parent:""; mso-p...
By: jhoffnun

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Sun, 4 Jul 2010 13:35:58 PDT
DIY Adjustable Bench Power Supply http://www.instructables.com/id/Bench-Adjustable-Power-Supply/
DIY Adjustable Bench Power Supply - More DIY How To Projects]]> https://cdn.instructables.com/F30/4W06/ISCAOVMZ/F304W06ISCAOVMZ.SQUARE2.jpg https://cdn.instructables.com/F30/4W06/ISCAOVMZ/F304W06ISCAOVMZ.SQUARE.jpg https://cdn.instructables.com/F30/4W06/ISCAOVMZ/F304W06ISCAOVMZ.SMALL.jpg tinker17 Here is an easy way to make your own bench power supply that provides 5v, 12v and adjustable for 1.2v to 11.6v! If you don't have the resources to make one but want it, I sell them on my Etsy store - see bottom of the instructable for link and a video demo. I appreciate your support! Introductio...
By: tinker17

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Sun, 28 Aug 2016 22:46:27 PDT
The most effective way to increase Bluetooth Range! http://www.instructables.com/id/The-most-effective-way-to-increase-Bluetooth-Range/
The most effective way to increase Bluetooth Range! - More DIY How To Projects]]> https://cdn.instructables.com/F68/ZMX0/ICG2C47T/F68ZMX0ICG2C47T.SQUARE2.jpg https://cdn.instructables.com/F68/ZMX0/ICG2C47T/F68ZMX0ICG2C47T.SQUARE.jpg https://cdn.instructables.com/F68/ZMX0/ICG2C47T/F68ZMX0ICG2C47T.SMALL.jpg Mjtrinihobby Don't we all hate that lame 30foot limit for low power Bluetooth transceivers? I know I do especially for my recently installed Viper Bluetooth Smart Start module in my car.http://www.instructables.com/id/StartStop-LockUnlock-my-car-from-my-phone/I love the app and module but the limited range was a...
By: Mjtrinihobby

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Thu, 23 Jul 2015 16:22:41 PDT
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
DIY Bench Power Supply With Old Computer SMPS http://www.instructables.com/id/DIY-Bench-Power-Supply-With-Old-Computer-Supply/
DIY Bench Power Supply With Old Computer SMPS - More DIY How To Projects]]> https://cdn.instructables.com/FLL/G1DO/IXAPY56T/FLLG1DOIXAPY56T.SQUARE2.jpg https://cdn.instructables.com/FLL/G1DO/IXAPY56T/FLLG1DOIXAPY56T.SQUARE.jpg https://cdn.instructables.com/FLL/G1DO/IXAPY56T/FLLG1DOIXAPY56T.SMALL.jpg Steve Willson Kujur Hey! everyone My name is Steve .Today i'm going to show you How to make a Bench Power Supply With Computer Power SupplyBench Power supply is very useful in electronics field it is very easy to make it with a regular ATX power supply Click Here to See The VideoLet's Start Features Supply Outp...
By: Steve Willson Kujur

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Fri, 30 Dec 2016 10:16:28 PST
Intelligent Highway Street Lighting System http://www.instructables.com/id/Intelligent-Highway-Street-Lighting-System/
Intelligent Highway Street Lighting System - More DIY How To Projects]]> https://cdn.instructables.com/FYQ/AIVE/I52CYBQZ/FYQAIVEI52CYBQZ.SQUARE2.jpg https://cdn.instructables.com/FYQ/AIVE/I52CYBQZ/FYQAIVEI52CYBQZ.SQUARE.jpg https://cdn.instructables.com/FYQ/AIVE/I52CYBQZ/FYQAIVEI52CYBQZ.SMALL.jpg Techgenie The project is designed with a vehicle detecting sensor which is capable of sensing the arrival of a vehicle. It drives the same information to a micro controller.The micro controller is interfaced with the street lights and it is the responsibility of the controller to switch the status of the ligh...
By: Techgenie

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Mon, 19 Jan 2015 23:59:31 PST
Art Deco Weather Forecast Display http://www.instructables.com/id/Art-Deco-Weather-Forecast-Display/
Art Deco Weather Forecast Display - More DIY How To Projects]]> https://cdn.instructables.com/FV9/3F9W/IWQV4AAJ/FV93F9WIWQV4AAJ.SQUARE2.jpg https://cdn.instructables.com/FV9/3F9W/IWQV4AAJ/FV93F9WIWQV4AAJ.SQUARE.jpg https://cdn.instructables.com/FV9/3F9W/IWQV4AAJ/FV93F9WIWQV4AAJ.SMALL.jpg educ8s Hello Friends, in this Instructable we are going to see hot to build this Weather Forecast Display. It uses a Wemos D1 mini board along with a 1.8” Color TFT screen to display the weather forecast. I also designed and 3d printed an enclosure for this project using wood filament! I got the inspirati...
By: educ8s

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Sat, 17 Dec 2016 07:41:06 PST
Build a Coin Counter http://www.instructables.com/id/Building-a-TTL-Logic-Coin-counter/
Build a Coin Counter - More DIY How To Projects]]> https://cdn.instructables.com/FMC/YR0Q/HHS9W19D/FMCYR0QHHS9W19D.SQUARE2.jpg https://cdn.instructables.com/FMC/YR0Q/HHS9W19D/FMCYR0QHHS9W19D.SQUARE.jpg https://cdn.instructables.com/FMC/YR0Q/HHS9W19D/FMCYR0QHHS9W19D.SMALL.jpg sncarter This is a TTL logic coin counter that counts Canadian coins as they are manually sorted and dropped into 6 jars. Apparently some of you want to attempt to build the coin counter which was previously published only as a video demonstration of it operating. Okay here you go, I built this so long ago, ...
By: sncarter

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Mon, 17 Jun 2013 12:05:36 PDT
Easy 5$ Pocket Taser http://www.instructables.com/id/Easy-5-Pocket-Taser/
Easy 5$ Pocket Taser - More DIY How To Projects]]> https://cdn.instructables.com/F2G/8N5V/IR6IU8J5/F2G8N5VIR6IU8J5.SQUARE2.jpg https://cdn.instructables.com/F2G/8N5V/IR6IU8J5/F2G8N5VIR6IU8J5.SQUARE.jpg https://cdn.instructables.com/F2G/8N5V/IR6IU8J5/F2G8N5VIR6IU8J5.SMALL.jpg KeystoneScience First off here is a video showing me building it in case you get lost, also I show it off a bit http://youtu.be/wr2XvB95rV8Okay , now time for the safety disclaimer :PThis is a dangerous project, and for that reason, don't shock your friends with it, it could be deadly, so be SMART! Now with that ta...
By: KeystoneScience

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Wed, 27 Jul 2016 05:54:40 PDT
Simple DIY Bluetooth Speaker http://www.instructables.com/id/Simple-DIY-Bluetooth-Speaker/
Simple DIY Bluetooth Speaker - More DIY How To Projects]]> https://cdn.instructables.com/F5X/N9I2/IQ5PPU5D/F5XN9I2IQ5PPU5D.SQUARE2.jpg https://cdn.instructables.com/F5X/N9I2/IQ5PPU5D/F5XN9I2IQ5PPU5D.SQUARE.jpg https://cdn.instructables.com/F5X/N9I2/IQ5PPU5D/F5XN9I2IQ5PPU5D.SMALL.jpg tominjose Hi ,Welcome to my instructables This instructables will guide you to build simple,cheep and yet powerful diy Bluetooth speaker. And its very easy to make , I had uploaded all possible pictures of the process please go through all images provided and fell free to ask any doubts. The...
By: tominjose

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Sun, 3 Jul 2016 11:15:29 PDT
LG Tribute LS660 Digitizer Screen Replacement http://www.instructables.com/id/LG-Tribute-LS660-Digitizer-Screen-Replacement/
LG Tribute LS660 Digitizer Screen Replacement - More DIY How To Projects]]> https://cdn.instructables.com/FC8/PL4Z/IGIBN68U/FC8PL4ZIGIBN68U.SQUARE2.jpg https://cdn.instructables.com/FC8/PL4Z/IGIBN68U/FC8PL4ZIGIBN68U.SQUARE.jpg https://cdn.instructables.com/FC8/PL4Z/IGIBN68U/FC8PL4ZIGIBN68U.SMALL.jpg JasonF24 As part of our course, DCC 105 at the University of Maryland, we will be replacing the screens on some LG Tributes. This replacement is part of a series in our course on the material aspects of living in the digital age, especially the effects of e-waste. As an intervention to us throwing away old p...
By: JasonF24

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Tue, 3 Nov 2015 08:50:39 PST
HackerBoxes 0013: Autosport http://www.instructables.com/id/HackerBoxes-0013-Autosport/
HackerBoxes 0013: Autosport - More DIY How To Projects]]> https://cdn.instructables.com/FQ7/R9IL/IW6PFR1K/FQ7R9ILIW6PFR1K.SQUARE2.jpg https://cdn.instructables.com/FQ7/R9IL/IW6PFR1K/FQ7R9ILIW6PFR1K.SQUARE.jpg https://cdn.instructables.com/FQ7/R9IL/IW6PFR1K/FQ7R9ILIW6PFR1K.SMALL.jpg HackerBoxes AUTOSPORT: This month, HackerBox Hackers are exploring automotive electronics. This Instructable contains information for working with HackerBoxes #0013. If you would like to receive a box like this right to your mailbox each month, now is the time to subscribe at Hacker...
By: HackerBoxes

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Wed, 30 Nov 2016 08:21:16 PST
Build a Custom ESP8266 Arduino WiFi Library http://www.instructables.com/id/Build-a-Custom-ESP8266-Arduino-WiFi-Library/
Build a Custom ESP8266 Arduino WiFi Library - More DIY How To Projects]]> https://cdn.instructables.com/F9Q/Z2B8/IXGFWOOS/F9QZ2B8IXGFWOOS.SQUARE2.jpg https://cdn.instructables.com/F9Q/Z2B8/IXGFWOOS/F9QZ2B8IXGFWOOS.SQUARE.jpg https://cdn.instructables.com/F9Q/Z2B8/IXGFWOOS/F9QZ2B8IXGFWOOS.SMALL.jpg andymenon The ESP8266 development board is a lot of fun to work with. This small and inexpensive WiFi capable microprocessor has rapidly become a very popular platform for prototyping and building IoT solutions.Naturally, I've got in on the action with the latest version - the ESP8266 12-E Dev Kit. As I alrea...
By: andymenon

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Wed, 4 Jan 2017 02:17:32 PST
Make Variable DC Lab Bench Power Supply That Fits In Your Pocket ! http://www.instructables.com/id/DIY-How-To-Make-Variable-DC-Lab-Bench-Power-Supply/
Make Variable DC Lab Bench Power Supply That Fits In Your Pocket ! - More DIY How To Projects]]> https://cdn.instructables.com/F9Y/F3O0/IFOB8PFS/F9YF3O0IFOB8PFS.SQUARE2.jpg https://cdn.instructables.com/F9Y/F3O0/IFOB8PFS/F9YF3O0IFOB8PFS.SQUARE.jpg https://cdn.instructables.com/F9Y/F3O0/IFOB8PFS/F9YF3O0IFOB8PFS.SMALL.jpg Kedar Nimbalkar Let's Make Ultra Small Sized Dc Variable Lab Bench Power Supply Using Buck Boost Converter Module And 1A Lithium ion Battery charging Board From ebay." Its So Small That You Can Carry It Anywhere !"This Variable Power Supply Is Excellent Starter Electronics Project For Begineers , its Modular So You...
By: Kedar Nimbalkar

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Mon, 12 Oct 2015 13:16:43 PDT
How to build you own LiPo pack out of single cells http://www.instructables.com/id/How-to-build-you-own-LiPo-pack-out-of-single-cells/
How to build you own LiPo pack out of single cells - More DIY How To Projects]]> https://cdn.instructables.com/F9P/W35X/IDUQP45G/F9PW35XIDUQP45G.SQUARE2.jpg https://cdn.instructables.com/F9P/W35X/IDUQP45G/F9PW35XIDUQP45G.SQUARE.jpg https://cdn.instructables.com/F9P/W35X/IDUQP45G/F9PW35XIDUQP45G.SMALL.jpg Tarwin There are lots of reasons for building your own LiPo pack: special form factor neededcheap single cellsrecycling old cellsIts quite easy, if you know what you are doing and work carefully. Basically its just connecting all the cells in serial, with a separate balancer port on every bridge. Neverthel...
By: Tarwin

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Sat, 29 Aug 2015 03:06:31 PDT
How to Make a 12v Battery Charger http://www.instructables.com/id/How-to-Make-12v-Battery-Charge/
How to Make a 12v Battery Charger - More DIY How To Projects]]> https://cdn.instructables.com/FT0/OO5Q/IX0PNPXE/FT0OO5QIX0PNPXE.SQUARE2.jpg https://cdn.instructables.com/FT0/OO5Q/IX0PNPXE/FT0OO5QIX0PNPXE.SQUARE.jpg https://cdn.instructables.com/FT0/OO5Q/IX0PNPXE/FT0OO5QIX0PNPXE.SMALL.jpg Steve Willson Kujur Hey! everyone My name is Steve .Today i'm going to show you How to Make 12v Battery ChargeWith this charge you can charge any type of 12 v battery even your car batteryit is very necessary in cold days because battery drains out very quickly .This Charger features 2 step Charging 1. Constant Current...
By: Steve Willson Kujur

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Thu, 22 Dec 2016 11:57:56 PST
Fix your NordicTrack Exercise Bike http://www.instructables.com/id/Fix-your-NordicTrack-Exercise-Bike/
Fix your NordicTrack Exercise Bike - More DIY How To Projects]]> https://cdn.instructables.com/FOC/G55H/I1QYKJ8F/FOCG55HI1QYKJ8F.SQUARE2.jpg https://cdn.instructables.com/FOC/G55H/I1QYKJ8F/FOCG55HI1QYKJ8F.SQUARE.jpg https://cdn.instructables.com/FOC/G55H/I1QYKJ8F/FOCG55HI1QYKJ8F.SMALL.jpg jpitz31 The other night I was riding my Nordictrack exercise bike and all of a sudden the display quit and the tension on the peddles went slack. The wife has been on me for quite some time to start exercising as I sit behind the computer the major part of the day.So I decided to take the thing apart and se...
By: jpitz31

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Tue, 28 Oct 2014 08:27:18 PDT
Solar Panel Charging Tool Roll http://www.instructables.com/id/Solar-Panel-Charging-Tool-Roll/
Solar Panel Charging Tool Roll - More DIY How To Projects]]> https://cdn.instructables.com/FRN/WFEG/IWH3C26R/FRNWFEGIWH3C26R.SQUARE2.jpg https://cdn.instructables.com/FRN/WFEG/IWH3C26R/FRNWFEGIWH3C26R.SQUARE.jpg https://cdn.instructables.com/FRN/WFEG/IWH3C26R/FRNWFEGIWH3C26R.SMALL.jpg darbinorvar This tool roll holds a variety of objects as well as an integrated solar panel system which enables you to charge a power bank while on the go - whether you're traveling, camping, or simply in the coffee shop. Through the power bank you can then charge up your cell phone, flash light, headphones etc...
By: darbinorvar

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Sat, 10 Dec 2016 14:56:30 PST
How to make a 12v battery for free http://www.instructables.com/id/How-to-make-a-12v-battery-for-free/
How to make a 12v battery for free - More DIY How To Projects]]> https://cdn.instructables.com/FXU/F1K6/IEWNKQYW/FXUF1K6IEWNKQYW.SQUARE2.jpg https://cdn.instructables.com/FXU/F1K6/IEWNKQYW/FXUF1K6IEWNKQYW.SQUARE.jpg https://cdn.instructables.com/FXU/F1K6/IEWNKQYW/FXUF1K6IEWNKQYW.SMALL.jpg william444555 This is how i made a 12v li-ion battery for free without having to buy any cells or batteries from the internet what so ever. i use these in all of my projects on instructabals that need a battery of some sort, it is cheaper and can usually store more. Source Your Batteries One of the best places...
By: william444555

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Wed, 23 Sep 2015 12:33:27 PDT
Night Vision Goggles For Google Cardboard http://www.instructables.com/id/Night-Vision-Goggles-for-Google-Cardboard/
Night Vision Goggles For Google Cardboard - More DIY How To Projects]]> https://cdn.instructables.com/FIJ/FMSB/IWWFVS6H/FIJFMSBIWWFVS6H.SQUARE2.jpg https://cdn.instructables.com/FIJ/FMSB/IWWFVS6H/FIJFMSBIWWFVS6H.SQUARE.jpg https://cdn.instructables.com/FIJ/FMSB/IWWFVS6H/FIJFMSBIWWFVS6H.SMALL.jpg DefpotecStudios By making use of the infrared sensitivity of modern smartphones and the Night Vision for Cardboard app by Defpotec Studios, you can turn your Google Cardboard headset into working night vision goggles. Please don't expect the results of professional night vision equipment, as those can cost hundreds...
By: DefpotecStudios

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Wed, 21 Dec 2016 19:48:18 PST
HOW TO MAKE a EXTREMELY POWERFUL TASER (Stun Gun) 800.000V | Tutorial http://www.instructables.com/id/HOW-TO-MAKE-a-EXTREMELY-POWERFUL-TASER-Stun-Gun-80/
HOW TO MAKE a EXTREMELY POWERFUL TASER (Stun Gun) 800.000V | Tutorial - More DIY How To Projects]]> https://cdn.instructables.com/FYJ/XYMO/IKVI3GY6/FYJXYMOIKVI3GY6.SQUARE2.jpg https://cdn.instructables.com/FYJ/XYMO/IKVI3GY6/FYJXYMOIKVI3GY6.SQUARE.jpg https://cdn.instructables.com/FYJ/XYMO/IKVI3GY6/FYJXYMOIKVI3GY6.SMALL.jpg romanursuhack https://www.youtube.com/watch?v=h505oHt17Yw&feature=youtu.be To do a EXTREMELY POWERFUL TASER (Stun Gun) 800.000V you need!!! Today I'll show you how to make a homemade mini stun gun which cost us a maximum of $ 10. Considered the pros and cons decided to buy a ready-made module 2 as the produc...
By: romanursuhack

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Fri, 19 Feb 2016 09:32:51 PST
How to convert bitmap graphics for OLED SSD1306 display run by ATtiny85 http://www.instructables.com/id/How-to-convert-bitmap-graphics-for-OLED-SSD1306-di/
How to convert bitmap graphics for OLED SSD1306 display run by ATtiny85 - More DIY How To Projects]]> https://cdn.instructables.com/FYV/JY72/IFF8B8OQ/FYVJY72IFF8B8OQ.SQUARE2.jpg https://cdn.instructables.com/FYV/JY72/IFF8B8OQ/FYVJY72IFF8B8OQ.SQUARE.jpg https://cdn.instructables.com/FYV/JY72/IFF8B8OQ/FYVJY72IFF8B8OQ.SMALL.jpg AwesomePCB The main goal of this tutorial is to show how to convert monochromatic bit map for HEX file and run by Attiny85 and OLED display SDD1306.Due to running campaign for Attiny25/45/85 PCB TINY CHEAP VERSATILE Arduino compatible on Indiegogo I receive question how did I do graphics for SDD1306 OLED displ...
By: AwesomePCB

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Tue, 6 Oct 2015 14:53:39 PDT
Instalar estero de automovil con 110 v http://www.instructables.com/id/Instalar-estero-de-automvil-con-110-v/
Instalar estero de automovil con 110 v - More DIY How To Projects]]> https://cdn.instructables.com/FVD/6YJM/HAUNN0FH/FVD6YJMHAUNN0FH.SQUARE2.jpg https://cdn.instructables.com/FVD/6YJM/HAUNN0FH/FVD6YJMHAUNN0FH.SQUARE.jpg https://cdn.instructables.com/FVD/6YJM/HAUNN0FH/FVD6YJMHAUNN0FH.SMALL.jpg ber3gf Instalacion estero de automovil con 110 v Adaptador de corriente de 110v a 12 v Generalmente los antiguos televisores convencionales tienen un transformador de energia que te puede servir, consulta con un tecnico o compralo en una tienda. Identificar los cables del estereo y el adaptador Resul...
By: ber3gf

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Thu, 27 Dec 2012 10:48:26 PST
Emp/ Network jammer from 12v car ionizer !!! under 5$ http://www.instructables.com/id/How-to-make-emp-jammer-from-12v-car-ionizer/
Emp/ Network jammer from 12v car ionizer !!! under 5$ - More DIY How To Projects]]> https://cdn.instructables.com/FUY/4E5Z/HVGXP9HD/FUY4E5ZHVGXP9HD.SQUARE2.jpg https://cdn.instructables.com/FUY/4E5Z/HVGXP9HD/FUY4E5ZHVGXP9HD.SQUARE.jpg https://cdn.instructables.com/FUY/4E5Z/HVGXP9HD/FUY4E5ZHVGXP9HD.SMALL.jpg Kedar Nimbalkar Hey its possible to build an emp jammer from 12 v car ionizeremp jammer is a device that can intrrupt the normal working of any electronic device when emp jammer is placed nearbyif you want to see how it works see these videoshttp://youtu.be/EhT0x565FLAhttp://youtu.be/s2q5mlmdrzU Step by step vide...
By: Kedar Nimbalkar

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Wed, 21 May 2014 11:47:04 PDT
DIY Electric Skateboard (Extremely Simple) http://www.instructables.com/id/DIY-Electric-Skateboard-Extremely-Simple/
DIY Electric Skateboard (Extremely Simple) - More DIY How To Projects]]> https://cdn.instructables.com/F32/P7XP/IOQ1I94S/F32P7XPIOQ1I94S.SQUARE2.jpg https://cdn.instructables.com/F32/P7XP/IOQ1I94S/F32P7XPIOQ1I94S.SQUARE.jpg https://cdn.instructables.com/F32/P7XP/IOQ1I94S/F32P7XPIOQ1I94S.SMALL.jpg Anorak234 Skateboards in general are not easy to make. You must buy several layers of plywood, cut them precisely and at an angle, and then use an incredible amount of wood glue to get it all sticking together. Adding on top of that, electric skateboards add a whole new element of complication. Today, we are ...
By: Anorak234

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Sat, 28 May 2016 07:53:29 PDT
Simple and Fun Proximity Alarm http://www.instructables.com/id/Simple-and-Fun-Proximity-Alarm/
Simple and Fun Proximity Alarm - More DIY How To Projects]]> https://cdn.instructables.com/FII/4WL2/IR6IMTVI/FII4WL2IR6IMTVI.SQUARE2.jpg https://cdn.instructables.com/FII/4WL2/IR6IMTVI/FII4WL2IR6IMTVI.SQUARE.jpg https://cdn.instructables.com/FII/4WL2/IR6IMTVI/FII4WL2IR6IMTVI.SMALL.jpg Lucas Reed Do you have a pesky sibling or pet that sneaks up on you? Are cars always in your blind spot? Create a proximity alarm that alerts you to approaching objects. This simple guide will teach you how to create a proximity alarm that will light up and make noise when something approaches. An ultrasonic r...
By: Lucas Reed

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Thu, 28 Jul 2016 09:50:54 PDT
How to Make a NiMH, NiCd Battery Charger Circuit http://www.instructables.com/id/How-to-Make-a-NiMH-NiCd-Battery-Charger-Circuit/
How to Make a NiMH, NiCd Battery Charger Circuit - More DIY How To Projects]]> https://cdn.instructables.com/FAF/MBS0/HZJOTILF/FAFMBS0HZJOTILF.SQUARE2.jpg https://cdn.instructables.com/FAF/MBS0/HZJOTILF/FAFMBS0HZJOTILF.SQUARE.jpg https://cdn.instructables.com/FAF/MBS0/HZJOTILF/FAFMBS0HZJOTILF.SMALL.jpg AHSAN2000 A single state-of-the-art chip, a transistor and a few otherinexpensive passive components are the only materials required for making this outstanding, self regulating, over charge controlled, automatic NiMH, NiCd battery charger circuit. Let’s study the whole operation explained in the article.Refe...
By: AHSAN2000

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Tue, 2 Sep 2014 07:07:08 PDT
"Dark Detector" using a 555 timer IC http://www.instructables.com/id/quotDark-Detectorquot-using-a-555-timer-IC/
"Dark Detector" using a 555 timer IC - More DIY How To Projects]]> https://cdn.instructables.com/F8Y/Y0MX/FYYNDOUI/F8YY0MXFYYNDOUI.SQUARE2.jpg https://cdn.instructables.com/F8Y/Y0MX/FYYNDOUI/F8YY0MXFYYNDOUI.SQUARE.jpg https://cdn.instructables.com/F8Y/Y0MX/FYYNDOUI/F8YY0MXFYYNDOUI.SMALL.jpg dandeeman Well, this is my first instructable (yay) so, here it goes! This is a Dark Detector circuit that utilizes 1) the astable ocillator that you can make with a 555 to drive a piezo and 2) the reset threshold of the chip. Credits to Tony van Roon for the circuit diagram. For Halloween: I'm planning t...
By: dandeeman

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Sun, 30 Aug 2009 13:00:18 PDT
Color Changing Digital PC Fan Controller http://www.instructables.com/id/Color-Changing-Digital-PC-Fan-Controller/
Color Changing Digital PC Fan Controller - More DIY How To Projects]]> https://cdn.instructables.com/FUP/X5RH/G5W7J605/FUPX5RHG5W7J605.SQUARE2.jpg https://cdn.instructables.com/FUP/X5RH/G5W7J605/FUPX5RHG5W7J605.SQUARE.jpg https://cdn.instructables.com/FUP/X5RH/G5W7J605/FUPX5RHG5W7J605.SMALL.jpg CalcProgrammer1 We've all seen LED fans that you can put in your computer to make it look cool.  They usually come in blue, sometimes red or green and consist of a basic PC fan with 4 bright LED's mounted in the 4 corners.  They source their voltage from the fan's power input, so if you're using a fan controller (e...
By: CalcProgrammer1

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Sun, 21 Feb 2010 19:45:28 PST
Arduino Binary Clock - 3D Printed http://www.instructables.com/id/Arduino-Binary-Clock-3D-Printed/
Arduino Binary Clock - 3D Printed - More DIY How To Projects]]> https://cdn.instructables.com/F4G/CQSO/IWWFPJOW/F4GCQSOIWWFPJOW.SQUARE2.jpg https://cdn.instructables.com/F4G/CQSO/IWWFPJOW/F4GCQSOIWWFPJOW.SQUARE.jpg https://cdn.instructables.com/F4G/CQSO/IWWFPJOW/F4GCQSOIWWFPJOW.SMALL.jpg MattW213 I've been looking at Binary clocks for some time for my office desk, however they're quite expensive and / or don't have a huge amount of features. So I decided I would make one instead. One point to consider when making a clock, Arduino / Atmega328 isn't very accurate over larger periods of time (s...
By: MattW213

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Wed, 21 Dec 2016 03:07:10 PST
I2C keypad http://www.instructables.com/id/I2C-keypad/
I2C keypad - More DIY How To Projects]]> https://cdn.instructables.com/F1G/9AZO/GE7LFA8M/F1G9AZOGE7LFA8M.SQUARE2.jpg https://cdn.instructables.com/F1G/9AZO/GE7LFA8M/F1G9AZOGE7LFA8M.SQUARE.jpg https://cdn.instructables.com/F1G/9AZO/GE7LFA8M/F1G9AZOGE7LFA8M.SMALL.jpg Synck This instructable explains how to interface with a 4x4 keypad over an I2C bus. I started this project because I wanted some plug and play input and output modules for easy and fast prototyping of my electronics projects (mostly with PIC microcontrollers). Of course you can use leds and dip switches...
By: Synck

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Mon, 4 Oct 2010 08:51:06 PDT
Old TV USB Hack for $0.00 http://www.instructables.com/id/Old-TV-USB-Hack-for-000/
Old TV USB Hack for $0.00 - More DIY How To Projects]]> https://cdn.instructables.com/FTQ/CZHV/IWQV7RDG/FTQCZHVIWQV7RDG.SQUARE2.jpg https://cdn.instructables.com/FTQ/CZHV/IWQV7RDG/FTQCZHVIWQV7RDG.SQUARE.jpg https://cdn.instructables.com/FTQ/CZHV/IWQV7RDG/FTQCZHVIWQV7RDG.SMALL.jpg Withered Perception I have an old crappy TV I got as a floor model at Circut City when they closed their doors. It's got a built in DVD player and 2 HDMI ports but no USB port... Now, We just bought a new house and I figure why not stick this thing in garage? I dont care if it breaks, gets packed with saw dust etc....I...
By: Withered Perception

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Sat, 17 Dec 2016 21:01:55 PST
How to Repair a Broken Raspberry Pi SD Card Slot http://www.instructables.com/id/How-to-Repair-a-Broken-Raspberry-Pi-SD-Card-Slot/
How to Repair a Broken Raspberry Pi SD Card Slot - More DIY How To Projects]]> https://cdn.instructables.com/FRP/GXI4/HJKBYBYR/FRPGXI4HJKBYBYR.SQUARE2.jpg https://cdn.instructables.com/FRP/GXI4/HJKBYBYR/FRPGXI4HJKBYBYR.SQUARE.jpg https://cdn.instructables.com/FRP/GXI4/HJKBYBYR/FRPGXI4HJKBYBYR.SMALL.jpg Ktulu_1 It's pretty easy to break the SD card slot on a Raspberry Pi (I broke mine by dropping it on the SD card). If you break yours, there's no need to cry over spilled Pi. Replace the disappointing SD card slot with a new one. What You'll Need Soldering Iron Flux Pen Solder (Lead-free solder is harde...
By: Ktulu_1

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Thu, 1 Aug 2013 17:32:19 PDT
Supplying Power to a Rotating Object, Wirelessly! http://www.instructables.com/id/Supplying-Power-to-a-Rotating-Object-Wirelessly/
Supplying Power to a Rotating Object, Wirelessly! - More DIY How To Projects]]> https://cdn.instructables.com/F7L/ZZB4/IWMQY9CM/F7LZZB4IWMQY9CM.SQUARE2.jpg https://cdn.instructables.com/F7L/ZZB4/IWMQY9CM/F7LZZB4IWMQY9CM.SQUARE.jpg https://cdn.instructables.com/F7L/ZZB4/IWMQY9CM/F7LZZB4IWMQY9CM.SMALL.jpg davebodnar There are times when an animation includes a rotating object that needs power to light a bulb or LED or to operate a motor or some other DC powered device. This has traditionally been done with slip rings, a set of round contacts and brushes. While this works the brushes or contact s...
By: davebodnar

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Wed, 14 Dec 2016 11:11:13 PST
PCB ETCHING | TONER TRANSFER METHOD http://www.instructables.com/id/PCB-ETCHING-TONER-TRANSFER-METHOD-1/
PCB ETCHING | TONER TRANSFER METHOD - More DIY How To Projects]]> https://cdn.instructables.com/F8N/DVZD/IWH3CQC0/F8NDVZDIWH3CQC0.SQUARE2.jpg https://cdn.instructables.com/F8N/DVZD/IWH3CQC0/F8NDVZDIWH3CQC0.SQUARE.jpg https://cdn.instructables.com/F8N/DVZD/IWH3CQC0/F8NDVZDIWH3CQC0.SMALL.jpg The_Technocrat Hello!!In this instructables i will be teaching you how to etch a PCB using Toner Transfer Method. This method is one of the easiest and cheapest method for printing PCB at home for your hobby projects.I have inserted the video of PCB Etching using toner transfer method. Please do check it out. ...
By: The_Technocrat

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Sat, 10 Dec 2016 18:38:27 PST
Bosch Tassimo Coffee Maker Fix. http://www.instructables.com/id/Bosch-Tassimo-Coffee-Maker-Fix/
Bosch Tassimo Coffee Maker Fix. - More DIY How To Projects]]> https://cdn.instructables.com/FXH/AKX4/G5KPADBL/FXHAKX4G5KPADBL.SQUARE2.jpg https://cdn.instructables.com/FXH/AKX4/G5KPADBL/FXHAKX4G5KPADBL.SQUARE.jpg https://cdn.instructables.com/FXH/AKX4/G5KPADBL/FXHAKX4G5KPADBL.SMALL.jpg markie161      I like my Tassimo but after using it for about a year I discovered that the rubber on the piercing unit wore out and eventually came off completely. This rubber seals the t-disk to the piercing unit so without it the coffee maker is almost useless because it makes a huge mess. I found ...
By: markie161

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Sat, 13 Feb 2010 12:42:42 PST
Wireless Animatronic Hand http://www.instructables.com/id/Wireless-Animatronic-Hand/
Wireless Animatronic Hand - More DIY How To Projects]]> https://cdn.instructables.com/FXV/V9ZQ/IFU6UGR0/FXVV9ZQIFU6UGR0.SQUARE2.jpg https://cdn.instructables.com/FXV/V9ZQ/IFU6UGR0/FXVV9ZQIFU6UGR0.SQUARE.jpg https://cdn.instructables.com/FXV/V9ZQ/IFU6UGR0/FXVV9ZQIFU6UGR0.SMALL.jpg jlc2161 Here's a video of how it looks for now:The use of a robot is becoming a daily need, we use them when manufacturing products and items, aiding people with needs, and even enhancing our own weakness. Animatronic hand, a robotic hand that is controlled by a user through gloves that as you bend a finger...
By: jlc2161

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Fri, 16 Oct 2015 14:59:35 PDT
Bluetooth NES Controller Mod http://www.instructables.com/id/Bluetooth-NES-Controller-Mod/
Bluetooth NES Controller Mod - More DIY How To Projects]]> https://cdn.instructables.com/FID/LGL1/HMWW01DU/FIDLGL1HMWW01DU.SQUARE2.jpg https://cdn.instructables.com/FID/LGL1/HMWW01DU/FIDLGL1HMWW01DU.SQUARE.jpg https://cdn.instructables.com/FID/LGL1/HMWW01DU/FIDLGL1HMWW01DU.SMALL.jpg jlang9 Parts you'll need: NES controller - $5 (I had one with a dead IC: Perfect) Adafruit Bluefruit EZ-Key HID - $20 Kensington Pocket Battery k38056us - $16 Toggle Switch $4 CD tray opener switch LED Dremel Bits - $15 (WOW) Back of the controller I started by making some room for the battery. The on...
By: jlang9

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Tue, 22 Oct 2013 09:39:40 PDT
Using a NAND or NOR gate as a NOT http://www.instructables.com/id/Using-a-NAND-or-NOR-gate-as-a-NOT/
Using a NAND or NOR gate as a NOT - More DIY How To Projects]]> https://cdn.instructables.com/FLC/1GUZ/H5ED810Z/FLC1GUZH5ED810Z.SQUARE2.jpg https://cdn.instructables.com/FLC/1GUZ/H5ED810Z/FLC1GUZH5ED810Z.SQUARE.jpg https://cdn.instructables.com/FLC/1GUZ/H5ED810Z/FLC1GUZH5ED810Z.SMALL.jpg BooRan Simple trick to using a NAND or NOR gate to create an Inverter or NOT gate. If you tie one input into both inputs of the NAND or NOR gate, it will create the equivalent of a NOT gate. This can be useful when you are already using a larger IC NAND or NOR chip and you need to throw an inverter in th...
By: BooRan

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Sat, 18 Aug 2012 12:28:23 PDT
How To Make Christmas Lights Flash To The Music http://www.instructables.com/id/How-To-Make-Christmas-Lights-Flash-To-The-Music/
How To Make Christmas Lights Flash To The Music - More DIY How To Projects]]> https://cdn.instructables.com/F57/A89C/GJC428U8/F57A89CGJC428U8.SQUARE2.jpg https://cdn.instructables.com/F57/A89C/GJC428U8/F57A89CGJC428U8.SQUARE.jpg https://cdn.instructables.com/F57/A89C/GJC428U8/F57A89CGJC428U8.SMALL.jpg eh1080 Introduction: This post will show you how to make multiple strands of christmas lights flash to the music. We'll first begin with a video that demonstrates the circuit I have built and begin to build our knowledge from there. The circuit that I built was housed inside an exit sign. It can be housed ...
By: eh1080

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Sat, 15 Jan 2011 22:11:08 PST
Talking Hamster Hack http://www.instructables.com/id/Talking-Hamster-Hack/
Talking Hamster Hack - More DIY How To Projects]]> https://cdn.instructables.com/F9N/1356/IW6PEO8N/F9N1356IW6PEO8N.SQUARE2.jpg https://cdn.instructables.com/F9N/1356/IW6PEO8N/F9N1356IW6PEO8N.SQUARE.jpg https://cdn.instructables.com/F9N/1356/IW6PEO8N/F9N1356IW6PEO8N.SMALL.jpg randofo This hack allows you to play your own custom messages through an animatronic talking Hamster. If you are unfamiliar, these hamster toys repeat everything you say in a cute cartoonish animal voice while bobbing up and down. By replacing the hamster's microphone input with an audio feed from an Adafru...
By: randofo

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Thu, 1 Dec 2016 13:20:15 PST
DIY Easy Coilgun | Electronic Projectile Launcher http://www.instructables.com/id/DIY-Easy-Coilgun-Electronic-Projectile-Launcher/
DIY Easy Coilgun | Electronic Projectile Launcher - More DIY How To Projects]]> https://cdn.instructables.com/FJ5/WQ2X/INVZ4FP1/FJ5WQ2XINVZ4FP1.SQUARE2.jpg https://cdn.instructables.com/FJ5/WQ2X/INVZ4FP1/FJ5WQ2XINVZ4FP1.SQUARE.jpg https://cdn.instructables.com/FJ5/WQ2X/INVZ4FP1/FJ5WQ2XINVZ4FP1.SMALL.jpg BenBuildsDIY Hello everyone! Welcome back to another Ben Builds Instructable!Today we make a homemade coilgun from parts laying around the shop. Using some capacitors and a switch and some other parts, we create an electromagnetic launcher capable to launching a small sharpened nail ~10ft using just the power of...
By: BenBuildsDIY

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Sat, 7 May 2016 06:20:13 PDT
Atmega Programming with USBtinyISP and Arduino http://www.instructables.com/id/Atmega-Programming-with-USBtinyISP-and-Arduino/
Atmega Programming with USBtinyISP and Arduino - More DIY How To Projects]]> https://cdn.instructables.com/F6J/R7FF/H5R9EXQ9/F6JR7FFH5R9EXQ9.SQUARE2.jpg https://cdn.instructables.com/F6J/R7FF/H5R9EXQ9/F6JR7FFH5R9EXQ9.SQUARE.jpg https://cdn.instructables.com/F6J/R7FF/H5R9EXQ9/F6JR7FFH5R9EXQ9.SMALL.jpg BooRan This is to show how you can program an Amtel Atmega chip using a USB AVR programmer.  I have chosen the USBtinyISP v3.0 to program.  I picked mine up on ebay for i think $10.  I will also be using the Arduino software, because it is free and I like the language it uses.  You are welcome to use any s...
By: BooRan

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Sat, 18 Aug 2012 17:52:45 PDT
Lock-in Amplifier http://www.instructables.com/id/Lock-in-Amplifier/
Lock-in Amplifier - More DIY How To Projects]]> https://cdn.instructables.com/FOE/DY0J/HUYM61GX/FOEDY0JHUYM61GX.SQUARE2.jpg https://cdn.instructables.com/FOE/DY0J/HUYM61GX/FOEDY0JHUYM61GX.SQUARE.jpg https://cdn.instructables.com/FOE/DY0J/HUYM61GX/FOEDY0JHUYM61GX.SMALL.jpg dkk04747 Lock-in BasicsCommercial lock-in amplifiers used in atomic physics laboratories will run up to $4,000. Here we will build one for about $60. While commercial lock-ins will detect nanovolt signals, we will be limited to millivolt signals here.Lock-in amplifiers are used frequently in scientific exper...
By: dkk04747

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Sun, 11 May 2014 18:10:44 PDT
Creating Circuts with Graphite http://www.instructables.com/id/Creating-Circuts-with-Graphite/
Creating Circuts with Graphite - More DIY How To Projects]]> https://cdn.instructables.com/FXJ/IRU7/H5E9QC3O/FXJIRU7H5E9QC3O.SQUARE2.jpg https://cdn.instructables.com/FXJ/IRU7/H5E9QC3O/FXJIRU7H5E9QC3O.SQUARE.jpg https://cdn.instructables.com/FXJ/IRU7/H5E9QC3O/FXJIRU7H5E9QC3O.SMALL.jpg Hanxonek About: Graphite circuits are a fun and potentially useful trick to create paper thin circuits that can power electronics, although they work best for LED’s, due to the low power consumption and inefficiency of the circuit. Materials needed: - A piece of paper - A graphite pencil (not the #...
By: Hanxonek

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Sat, 4 Aug 2012 18:42:16 PDT
Charge your phone with a car battery (6V-24V) http://www.instructables.com/id/Charge-your-phone-with-a-car-battery-6V-24V/
Charge your phone with a car battery (6V-24V) - More DIY How To Projects]]> https://cdn.instructables.com/FRH/82E3/HT3DZW0M/FRH82E3HT3DZW0M.SQUARE2.jpg https://cdn.instructables.com/FRH/82E3/HT3DZW0M/FRH82E3HT3DZW0M.SQUARE.jpg https://cdn.instructables.com/FRH/82E3/HT3DZW0M/FRH82E3HT3DZW0M.SMALL.jpg GreatScottLab Charging your smartphone while camping outside is not always easy. I am showing you how to charge your phone by using a car battery and a moped battery. You can also use the gadget with any kind of 6V-24V power source. Watch the video! The video already talks about the most important facts. But...
By: GreatScottLab

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Sun, 23 Mar 2014 06:50:25 PDT
Automated Talking Skull http://www.instructables.com/id/Automated-Talking-Skull/
Automated Talking Skull - More DIY How To Projects]]> https://cdn.instructables.com/FKW/RFTB/I395R7VK/FKWRFTBI395R7VK.SQUARE2.jpg https://cdn.instructables.com/FKW/RFTB/I395R7VK/FKWRFTBI395R7VK.SQUARE.jpg https://cdn.instructables.com/FKW/RFTB/I395R7VK/FKWRFTBI395R7VK.SMALL.jpg dathomar This instructable will show you how to add a moving jaw to a skull, pumpkin or other holiday prop. I used this one to make my 3 Axis Skull on my Cauldron Creep talk when a motion detector went off. This circuit does not require any programming to sync up with and audio source, but I will include som...
By: dathomar

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Mon, 10 Nov 2014 21:56:25 PST