Instructables: exploring - technology - electronics http://www.instructables.com Thu, 24 Apr 2014 09:10:56 PDT BLOX v1.01 A Singing Tesla Coil http://www.instructables.com/id/Introduction-68/
A Singing Tesla Coil - More DIY How To Projects]]> http://cdn.instructables.com/FVG/JPQ3/HUDMSI1O/FVGJPQ3HUDMSI1O.SQUARE2.jpg http://cdn.instructables.com/FVG/JPQ3/HUDMSI1O/FVGJPQ3HUDMSI1O.SQUARE.jpg http://cdn.instructables.com/FVG/JPQ3/HUDMSI1O/FVGJPQ3HUDMSI1O.SMALL.jpg HerryTCO In this tutorial, I want to write down and share an awesome project we made in our school, a tesla coil, which can make music. I will explain every step in detail, so people who are not experienced with tesla coils or programming. I will divide this instructable into two parts, in the first we will ...
By: HerryTCO

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Thu, 24 Apr 2014 05:23:17 PDT
Modified 12 volt DC lighter plug http://www.instructables.com/id/Modified-12-volt-DC-lighter-plug/
Modified 12 volt DC lighter plug - More DIY How To Projects]]> http://cdn.instructables.com/FCA/5BYO/HUDEOW6I/FCA5BYOHUDEOW6I.SQUARE2.jpg http://cdn.instructables.com/FCA/5BYO/HUDEOW6I/FCA5BYOHUDEOW6I.SQUARE.jpg http://cdn.instructables.com/FCA/5BYO/HUDEOW6I/FCA5BYOHUDEOW6I.SMALL.jpg kc8hps This project modifies a Dollar Store 12volt plug for use as a cord plug for one of my Ham Radios. The reason for this instructable I have been a Ham Radio operator for several decades and often I am looking for cigarette lighter plugs for different applications.This last week I was seeking one fr...
By: kc8hps

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Wed, 23 Apr 2014 20:52:36 PDT
How to make the elecgo car http://www.instructables.com/id/How-to-make-the-elecgo-car/
How to make the elecgo car - More DIY How To Projects]]> http://cdn.instructables.com/F41/U2MH/HT7PBSKF/F41U2MHHT7PBSKF.SQUARE2.jpg http://cdn.instructables.com/F41/U2MH/HT7PBSKF/F41U2MHHT7PBSKF.SQUARE.jpg http://cdn.instructables.com/F41/U2MH/HT7PBSKF/F41U2MHHT7PBSKF.SMALL.jpg the electrical engineer In this instructable I will tell how to make a elecgo car or electronics + lego car. You will not need any soldering skills or a solder but for better results you may want one.So lets get started. getting ready You do not have to do this part if you want just skip to part 2 make the platform and ...
By: the electrical engineer

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Wed, 23 Apr 2014 15:34:56 PDT
Computer Power Supply to Bench Power Supply Adapter http://www.instructables.com/id/Computer-Power-Supply-to-Bench-Power-Supply-Adapte/
Computer Power Supply to Bench Power Supply Adapter - More DIY How To Projects]]> http://cdn.instructables.com/FQN/XFS6/HU5THIQG/FQNXFS6HU5THIQG.SQUARE2.jpg http://cdn.instructables.com/FQN/XFS6/HU5THIQG/FQNXFS6HU5THIQG.SQUARE.jpg http://cdn.instructables.com/FQN/XFS6/HU5THIQG/FQNXFS6HU5THIQG.SMALL.jpg DIY Hacks and How Tos There are a lot of ways that you can re-purpose and reuse old electronics. For instance, a computer power supply can make a great bench power supply for your workshop. There are already a lot of tutorials online that show how to convert an old computer power supply into a bench power supply. But ...
By: DIY Hacks and How Tos

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Wed, 23 Apr 2014 10:59:50 PDT
World's smallest variable power supply http://www.instructables.com/id/Worlds-smallest-variable-power-supply/
World's smallest variable power supply - More DIY How To Projects]]> http://cdn.instructables.com/FJ1/H8Y7/HUBWTO8R/FJ1H8Y7HUBWTO8R.SQUARE2.jpg http://cdn.instructables.com/FJ1/H8Y7/HUBWTO8R/FJ1H8Y7HUBWTO8R.SQUARE.jpg http://cdn.instructables.com/FJ1/H8Y7/HUBWTO8R/FJ1H8Y7HUBWTO8R.SMALL.jpg karthickaski The main problem faced by the electronics engineers are they want a variable power supply for testing their circuits.the cost of the variable power supply is nearer to $5.here I am going to make the variable power supply in the range of 0-12V .this instructable costs less than $1. This instruct...
By: karthickaski

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Wed, 23 Apr 2014 10:48:24 PDT
How to Make a Very Simple High Voltage Capacitor with Around the House Materials http://www.instructables.com/id/How-to-Make-a-Very-Simple-High-Voltage-Capacitor-w/
How to Make a Very Simple High Voltage Capacitor with Around the House Materials - More DIY How To Projects]]> http://cdn.instructables.com/F6Q/IU56/HUCTRNYD/F6QIU56HUCTRNYD.SQUARE2.jpg http://cdn.instructables.com/F6Q/IU56/HUCTRNYD/F6QIU56HUCTRNYD.SQUARE.jpg http://cdn.instructables.com/F6Q/IU56/HUCTRNYD/F6QIU56HUCTRNYD.SMALL.jpg asharkinwater Quality high voltage capacitors can range between $20-200 a piece. With some around the house supplies capacitors can be made for as little as a dollar each. Because of their versatility, having the knowledge to build capacitors could save you money the next time you're experimenting with high vol...
By: asharkinwater

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Wed, 23 Apr 2014 10:34:26 PDT
Tube Breadboard http://www.instructables.com/id/Tube-Breadboard/
Tube Breadboard - More DIY How To Projects]]> http://cdn.instructables.com/F6F/OTPN/HUBWNZKO/F6FOTPNHUBWNZKO.SQUARE2.jpg http://cdn.instructables.com/F6F/OTPN/HUBWNZKO/F6FOTPNHUBWNZKO.SQUARE.jpg http://cdn.instructables.com/F6F/OTPN/HUBWNZKO/F6FOTPNHUBWNZKO.SMALL.jpg BasinStreetDesign Some time ago I built a bench power supply to be used with experimental tube circuits.  It was a very cool build experience and resulted in a flexible, powerful unit for supplying all of the various voltages needed with most tube projects as well as an instructable on it.  At the time, I didn't have...
By: BasinStreetDesign

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Tue, 22 Apr 2014 23:01:49 PDT
Ray Gun Volume Control http://www.instructables.com/id/Ray-Gun-Volume-Control/
Ray Gun Volume Control - More DIY How To Projects]]> http://cdn.instructables.com/F14/5I7M/HUBWN364/F145I7MHUBWN364.SQUARE2.jpg http://cdn.instructables.com/F14/5I7M/HUBWN364/F145I7MHUBWN364.SQUARE.jpg http://cdn.instructables.com/F14/5I7M/HUBWN364/F145I7MHUBWN364.SMALL.jpg Augybendogy My son has a ray gun. It is very loud & annoying! My wife said "take that thing to TechShop & don't bring it back until its silent!" Crack it open I took it to the electronics lab at TechShop & opened it up to see what I was working with. Prep the speaker wire I decided rather than making it ...
By: Augybendogy

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Tue, 22 Apr 2014 18:00:53 PDT
Prototype Printing of PCBs http://www.instructables.com/id/Prototype-Printing-of-PCBs/
Prototype Printing of PCBs - More DIY How To Projects]]> http://cdn.instructables.com/FMO/1Q8P/HUAB3HMS/FMO1Q8PHUAB3HMS.SQUARE2.jpg http://cdn.instructables.com/FMO/1Q8P/HUAB3HMS/FMO1Q8PHUAB3HMS.SQUARE.jpg http://cdn.instructables.com/FMO/1Q8P/HUAB3HMS/FMO1Q8PHUAB3HMS.SMALL.jpg bwetman This is a “how to” set for the hand solder paste printing of PCBs for the purpose of making an electronics assembly prototype. The scope of these instructions is for the eventual assembly of a few PCB for a first article prototype or to see if a section of a design is working properly. The Material...
By: bwetman

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Tue, 22 Apr 2014 01:34:23 PDT
1000mW Pointeur Laser Vert http://www.instructables.com/id/1000mW-Pointeur-Laser-Vert/ http://cdn.instructables.com/FUP/N2NH/HUAB3REF/FUPN2NHHUAB3REF.SQUARE2.jpg http://cdn.instructables.com/FUP/N2NH/HUAB3REF/FUPN2NHHUAB3REF.SQUARE.jpg http://cdn.instructables.com/FUP/N2NH/HUAB3REF/FUPN2NHHUAB3REF.SMALL.jpg urlasers Ce  1000mw laser  n'est recommandé qu'en extérieur et conviendra parfaitement pour un usage astronomique, son faisceau étant particulièrement visible de nuit. Son faisceau est également visible de jour, dès lors que la luminosité diminue légèrement.laser puissant 1000mw est apprécié par beaucoup de ...
By: urlasers

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Mon, 21 Apr 2014 17:01:42 PDT
Table tennis ball machine http://www.instructables.com/id/Table-tennis-ball-machine/
Table tennis ball machine - More DIY How To Projects]]> http://cdn.instructables.com/FRN/QM2J/HUA4WYPE/FRNQM2JHUA4WYPE.SQUARE2.jpg http://cdn.instructables.com/FRN/QM2J/HUA4WYPE/FRNQM2JHUA4WYPE.SQUARE.jpg http://cdn.instructables.com/FRN/QM2J/HUA4WYPE/FRNQM2JHUA4WYPE.SMALL.jpg punkisnail This instructable is about how I built a simple table tennis ball machine List of items required: (For pictures see the rest of the tutorial)12V Geared motor 45-60 RPM6V DC motor 13000 RPMSmall rubber wheel that fits the 6V DC motor. I used a wheel from an old tape player.PVC Pipe through which a...
By: punkisnail

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Mon, 21 Apr 2014 13:29:04 PDT
Pencil Lead Battery! http://www.instructables.com/id/Pencil-Led-Battery/
Pencil Lead Battery! - More DIY How To Projects]]> http://cdn.instructables.com/F4F/S5YX/HU9UDSJ6/F4FS5YXHU9UDSJ6.SQUARE2.jpg http://cdn.instructables.com/F4F/S5YX/HU9UDSJ6/F4FS5YXHU9UDSJ6.SQUARE.jpg http://cdn.instructables.com/F4F/S5YX/HU9UDSJ6/F4FS5YXHU9UDSJ6.SMALL.jpg -MUCK This is my first Instructable so I hope everyone likes it. Materials: -Pencil -Knife -Cup with lid -Tin foil -Water, Salt, Vinegar -Something to poke a small hole with Optional: -Hot glue gun -Multimeter -someone to help you Beginning with the pencil First start off...
By: -MUCK

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Mon, 21 Apr 2014 08:49:52 PDT
3000mW Pointeur laser vert puissant http://www.instructables.com/id/3000mW-Pointeur-laser-vert-puissant/ http://www.instructables.com/files/deriv/FIU/3MM7/HU8P1LYX/FIU3MM7HU8P1LYX.SQUARE2.jpg http://www.instructables.com/files/deriv/FIU/3MM7/HU8P1LYX/FIU3MM7HU8P1LYX.SQUARE.jpg http://www.instructables.com/files/deriv/FIU/3MM7/HU8P1LYX/FIU3MM7HU8P1LYX.SMALL.jpg pointeurlasers C'est dix fois plus lumineux que d'un laser rouge à cause de laquelle 3000MW pointeur laser vert puissant pas cher peut être vu de miles de là. Cela est du au fait que la couleur verte est plus proche du centre du spectre visible et donc plus facilement visible que le rouge. our fonctionner, ce las...
By: pointeurlasers

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Mon, 21 Apr 2014 04:31:18 PDT
Pointeur laser 500mW vert Visible http://www.instructables.com/id/Pointeur-laser-500mW-vert-Visible/ http://www.instructables.com/files/deriv/FDL/3N7S/HU8P1LVJ/FDL3N7SHU8P1LVJ.SQUARE2.jpg http://www.instructables.com/files/deriv/FDL/3N7S/HU8P1LVJ/FDL3N7SHU8P1LVJ.SQUARE.jpg http://www.instructables.com/files/deriv/FDL/3N7S/HU8P1LVJ/FDL3N7SHU8P1LVJ.SMALL.jpg pointeurlasers Ce Pointeur laser vert 500mW (classe IV) est un laser idéal en usage astronomique pour pointer les ciels étoilés et des objets à très longue distance ou étonner vos amis. Son faisceau de 80 mW en fait un laser une assez grande puissance, plutôt adapté en extérieur, mais aussi en intérieur, en prenan...
By: pointeurlasers

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Mon, 21 Apr 2014 04:24:20 PDT
Cheap Taser Gun http://www.instructables.com/id/Cheap-Taser-Gun/
Cheap Taser Gun - More DIY How To Projects]]> http://cdn.instructables.com/FXE/H1CZ/HU843Q80/FXEH1CZHU843Q80.SQUARE2.jpg http://cdn.instructables.com/FXE/H1CZ/HU843Q80/FXEH1CZHU843Q80.SQUARE.jpg http://cdn.instructables.com/FXE/H1CZ/HU843Q80/FXEH1CZHU843Q80.SMALL.jpg Fisher821 All you need are a few Lego pieces and a lighter ignition plug. Even the shock it weak, it still can startle people who are shocked by it. It is a piece of quarts that gets pressurized till it generate electricity. Once there is enough energy the electricity fires out of the ignition ends causing t...
By: Fisher821

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Sun, 20 Apr 2014 15:18:20 PDT
Joule Theif http://www.instructables.com/id/Joule-Theif/
Joule Theif - More DIY How To Projects]]> http://cdn.instructables.com/FB3/VG16/HU8O8WTY/FB3VG16HU8O8WTY.SQUARE2.jpg http://cdn.instructables.com/FB3/VG16/HU8O8WTY/FB3VG16HU8O8WTY.SQUARE.jpg http://cdn.instructables.com/FB3/VG16/HU8O8WTY/FB3VG16HU8O8WTY.SMALL.jpg White Dingo A joule thief is a self-oscillating voltage booster. It can use nearly all of the energy in a single-cell electric battery, even far below the voltage where other circuits consider the battery dead. This circuit uses the self-oscillating properties so the output voltage is increased at the expense ...
By: White Dingo

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Sun, 20 Apr 2014 12:09:27 PDT
Rail/Coil Gun http://www.instructables.com/id/RailCoil-Gun/
Rail/Coil Gun - More DIY How To Projects]]> http://cdn.instructables.com/F7J/M8JJ/HU842LOQ/F7JM8JJHU842LOQ.SQUARE2.jpg http://cdn.instructables.com/F7J/M8JJ/HU842LOQ/F7JM8JJHU842LOQ.SQUARE.jpg http://cdn.instructables.com/F7J/M8JJ/HU842LOQ/F7JM8JJHU842LOQ.SMALL.jpg Sam Patton I was told that I couldn't buy a BB gun, so instead I made my own version of a railgun that fires 320 Joules in a split second. I was able to pierce my garage door, but I had the switch blow up on me so I'm waiting to install the new high voltage switch. WARNING THIS IS NOT LIKE A BB GUN. Used com...
By: Sam Patton

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Sun, 20 Apr 2014 11:41:37 PDT
breakout boards http://www.instructables.com/id/breakout-boards/ http://www.instructables.com/files/deriv/F49/DSBM/HU84377C/F49DSBMHU84377C.SQUARE2.jpg http://www.instructables.com/files/deriv/F49/DSBM/HU84377C/F49DSBMHU84377C.SQUARE.jpg http://www.instructables.com/files/deriv/F49/DSBM/HU84377C/F49DSBMHU84377C.SMALL.jpg nandoP breadboard projects Make an Oscilloscope Using the SainSmart Mega2560 with the TFT LCD shield and the 3.5 "color touch screen lcd integration ARDUINO SOLAR CHARGE CONTROLLER (PWM) solar charge controller Sound Reactive LED Strip sound input light output Giant Two-Digit Countdown Clock le...
By: nandoP

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Sun, 20 Apr 2014 11:30:30 PDT
555 PWM Controller http://www.instructables.com/id/555-PWM-Controller/
555 PWM Controller - More DIY How To Projects]]> http://cdn.instructables.com/FPJ/E6TV/HU842VZX/FPJE6TVHU842VZX.SQUARE2.jpg http://cdn.instructables.com/FPJ/E6TV/HU842VZX/FPJE6TVHU842VZX.SQUARE.jpg http://cdn.instructables.com/FPJ/E6TV/HU842VZX/FPJE6TVHU842VZX.SMALL.jpg jjveleber The following instructions are intended to guide the assembly of a kit project you may have purchased from me at a Maker Faire or that you put together yourself here: Components & PCB. The purpose of this project is to learn a bit about hobby electronics, teach yourself some soldering and have u...
By: jjveleber

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Sun, 20 Apr 2014 09:13:22 PDT
Acrylic Breadboard case http://www.instructables.com/id/Acrylic-Breadboard-case/
Acrylic Breadboard case - More DIY How To Projects]]> http://cdn.instructables.com/FWU/TE0P/HU7GE7A1/FWUTE0PHU7GE7A1.SQUARE2.jpg http://cdn.instructables.com/FWU/TE0P/HU7GE7A1/FWUTE0PHU7GE7A1.SQUARE.jpg http://cdn.instructables.com/FWU/TE0P/HU7GE7A1/FWUTE0PHU7GE7A1.SMALL.jpg wavehawk42 I have a Twin Industries Breadboard that is 3 modules wide and has 4 power connectors at the top. It is all packaged on a sheet of steel and is well constructed. I built a case that I could slide it into, to protect the circuit that I am working on, and make it easy to put in my backpack. The cas...
By: wavehawk42

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Sat, 19 Apr 2014 20:49:03 PDT
Li-ion Battery Charger http://www.instructables.com/id/Li-ion-Battery-Charger/
Li-ion Battery Charger - More DIY How To Projects]]> http://cdn.instructables.com/F63/0KDA/HU6NE3SS/F630KDAHU6NE3SS.SQUARE2.jpg http://cdn.instructables.com/F63/0KDA/HU6NE3SS/F630KDAHU6NE3SS.SQUARE.jpg http://cdn.instructables.com/F63/0KDA/HU6NE3SS/F630KDAHU6NE3SS.SMALL.jpg punkisnail When I bought a 7.4 V Li-Ion battery, little did I know that it would require a special charger for recharging. While searching for chargers I found a simple circuit by Scott Henion that makes use of an LM317 Adjustable Regulator. I found another interesting circuit by Bill Bowden which makes ...
By: punkisnail

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Sat, 19 Apr 2014 09:23:13 PDT
Attiny25/45/85 Police Light, with Arduino! http://www.instructables.com/id/Attiny254585-Police-Light-with-Arduino/
Attiny25/45/85 Police Light, with Arduino! - More DIY How To Projects]]> http://cdn.instructables.com/F7W/5DW6/HU6RYU20/F7W5DW6HU6RYU20.SQUARE2.jpg http://cdn.instructables.com/F7W/5DW6/HU6RYU20/F7W5DW6HU6RYU20.SQUARE.jpg http://cdn.instructables.com/F7W/5DW6/HU6RYU20/F7W5DW6HU6RYU20.SMALL.jpg Jan_Henrik Hello, in this project I want to show you how to build a multi functional Police Light with a Attiny25/45/85 . It will have serval animations , which can be changed with a button on the circuit board, it has 2 channels, which can be controlled with PWM. That allows us to add serval animations or po...
By: Jan_Henrik

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Sat, 19 Apr 2014 07:19:46 PDT
introduction to electricity http://www.instructables.com/id/introduction-to-electricity/
introduction to electricity - More DIY How To Projects]]> http://cdn.instructables.com/FZE/Q2A7/HU6BHS5S/FZEQ2A7HU6BHS5S.SQUARE2.jpg http://cdn.instructables.com/FZE/Q2A7/HU6BHS5S/FZEQ2A7HU6BHS5S.SQUARE.jpg http://cdn.instructables.com/FZE/Q2A7/HU6BHS5S/FZEQ2A7HU6BHS5S.SMALL.jpg peer design This breadboard is designed to introduce 11-12 year old students to the most elementary laws of electricity (such as, e.g. a simple electrical circuit, simple switches, electrical loads, series and parallel circuits of electrical loads and batteries) by the means of simple experiments. See the datas...
By: peer design

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Sat, 19 Apr 2014 01:33:20 PDT
FTDI USB To Serial Converter Guide http://www.instructables.com/id/FTDI-USB-To-Serial-Converter-Guide/
FTDI USB To Serial Converter Guide - More DIY How To Projects]]> http://cdn.instructables.com/FJC/YCY0/HU487J9K/FJCYCY0HU487J9K.SQUARE2.jpg http://cdn.instructables.com/FJC/YCY0/HU487J9K/FJCYCY0HU487J9K.SQUARE.jpg http://cdn.instructables.com/FJC/YCY0/HU487J9K/FJCYCY0HU487J9K.SMALL.jpg JayconSystems A Serial to USB converter is one of the most useful parts you can have in your box of electronics. It can be used for debugging, programming, and all sort of reverse engineering projects. In this tutorial we will show you how to assemble your FTDI Converter board. We will also show you how to conver...
By: JayconSystems

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Thu, 17 Apr 2014 11:29:22 PDT
Defense Business Confidence Market Research Reports http://www.instructables.com/id/Defense-Business-Confidence-Market-Research-Report/ http://cdn.instructables.com/F2X/GVE9/HU1RZ1WX/F2XGVE9HU1RZ1WX.SQUARE2.jpg http://cdn.instructables.com/F2X/GVE9/HU1RZ1WX/F2XGVE9HU1RZ1WX.SQUARE.jpg http://cdn.instructables.com/F2X/GVE9/HU1RZ1WX/F2XGVE9HU1RZ1WX.SMALL.jpg matildefernandes An analysis of defense business along with industry sentiments globally on the latest economic and customer issues, and their impact on investment decisions reveal growth prospects within the defense industry. Change in supplier prices of various products, are likely to influence the growth prospect...
By: matildefernandes

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Thu, 17 Apr 2014 01:55:03 PDT
Alien Spaceship Lamp http://www.instructables.com/id/Alien-Spaceship-Lamp/
Alien Spaceship Lamp - More DIY How To Projects]]> http://cdn.instructables.com/FWL/9X63/HU1RRZ4K/FWL9X63HU1RRZ4K.SQUARE2.jpg http://cdn.instructables.com/FWL/9X63/HU1RRZ4K/FWL9X63HU1RRZ4K.SQUARE.jpg http://cdn.instructables.com/FWL/9X63/HU1RRZ4K/FWL9X63HU1RRZ4K.SMALL.jpg rgreen2014 Cool design that works well.  Materials You will need:  21  3V LED lights (Color does not matter) The computer program Solidworks 3D printer and plastic for the 3D printer USB cable or IPhone cable (5.3 Volts) Two 10 Ohm resistors Soldering Iron Soldering Wire Extra Wire Wire Strippers Drill Hot ...
By: rgreen2014

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Wed, 16 Apr 2014 15:35:34 PDT
static generator http://www.instructables.com/id/static-generator/
static generator - More DIY How To Projects]]> http://cdn.instructables.com/F44/R68Q/HU54MB5J/F44R68QHU54MB5J.SQUARE2.jpg http://cdn.instructables.com/F44/R68Q/HU54MB5J/F44R68QHU54MB5J.SQUARE.jpg http://cdn.instructables.com/F44/R68Q/HU54MB5J/F44R68QHU54MB5J.SMALL.jpg redy906 I made a static generator and decided to make an instructables about it. I forgot to take pictures of it before it was finished though but its fairly simple so it doesn't really matter.SUPPLIESTo make this project you will needsome kind of case to put it all in,a 12v ion generator (you can get them ...
By: redy906

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Wed, 16 Apr 2014 12:51:39 PDT
LG 37'' LCD TV board swap http://www.instructables.com/id/LG-37-LCD-TV-board-swap/
LG 37'' LCD TV board swap - More DIY How To Projects]]> http://cdn.instructables.com/FSR/8O9B/HTVIG0KI/FSR8O9BHTVIG0KI.SQUARE2.jpg http://cdn.instructables.com/FSR/8O9B/HTVIG0KI/FSR8O9BHTVIG0KI.SQUARE.jpg http://cdn.instructables.com/FSR/8O9B/HTVIG0KI/FSR8O9BHTVIG0KI.SMALL.jpg mantis22 Tools I used A skinny phillips screw driver,padded envelops,two magnets,multimeter Lay tv on flat surface,Remove back panel Lay pads down first then turn TV screen side down on them. Now remove all the screws approx. 20 of them,use magnets to fish out deep onesRemove the stand as well Check...
By: mantis22

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Wed, 16 Apr 2014 12:31:31 PDT
Build Your Own Batteries! http://www.instructables.com/id/Build-Your-Own-Batteries-1/
Build Your Own Batteries! - More DIY How To Projects]]> http://cdn.instructables.com/FAI/BTK4/HU1RW2XQ/FAIBTK4HU1RW2XQ.SQUARE2.jpg http://cdn.instructables.com/FAI/BTK4/HU1RW2XQ/FAIBTK4HU1RW2XQ.SQUARE.jpg http://cdn.instructables.com/FAI/BTK4/HU1RW2XQ/FAIBTK4HU1RW2XQ.SMALL.jpg Constructed Have you ever wanted to make your own batteries? I will show you how to make one using ordinary household items.The batteries are very small, and to power bigger things, You may need to make more and connect them. Please Note I have almost no money. If you would like to see more great projects l...
By: Constructed

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Wed, 16 Apr 2014 07:12:56 PDT
Repairing a Damaged Pad on a PCB http://www.instructables.com/id/Repairing-a-Damaged-Pad-on-a-PCB/
Repairing a Damaged Pad on a PCB - More DIY How To Projects]]> http://cdn.instructables.com/F79/DGHF/HU1RW2C0/F79DGHFHU1RW2C0.SQUARE2.jpg http://cdn.instructables.com/F79/DGHF/HU1RW2C0/F79DGHFHU1RW2C0.SQUARE.jpg http://cdn.instructables.com/F79/DGHF/HU1RW2C0/F79DGHFHU1RW2C0.SMALL.jpg bwetman Pads are typically damaged when devices are removed from PCBs. I am going to show you a way to repair damaged SMT land/trace combinations. The traces you cut from the circuit frame library are joined to existing printed circuit board traces.This process is part of the IPC 7721 which are the recomm...
By: bwetman

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Wed, 16 Apr 2014 07:08:46 PDT
Human Body Induction Alarm Based on Arduino with Arduino UNO, Infrared Sensor Module,Buzzer Module http://www.instructables.com/id/Human-Body-Induction-Alarm-Based-on-Arduino-with-A/
Human Body Induction Alarm Based on Arduino with Arduino UNO, Infrared Sensor Module,Buzzer Module - More DIY How To Projects]]> http://cdn.instructables.com/FKU/DQ0G/HU1RPXM2/FKUDQ0GHU1RPXM2.SQUARE2.jpg http://cdn.instructables.com/FKU/DQ0G/HU1RPXM2/FKUDQ0GHU1RPXM2.SQUARE.jpg http://cdn.instructables.com/FKU/DQ0G/HU1RPXM2/FKUDQ0GHU1RPXM2.SMALL.jpg ICStation ICStation team of research and development department have made this project about the human body induction alarm .It uses DC5V voltage to work. When someone is appearing in the inducing area of infrared sensor and the whole system will use both sound and light to alarm. The inducing distance is 7m....
By: ICStation

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Wed, 16 Apr 2014 01:38:12 PDT
Old tv to New tv http://www.instructables.com/id/Old-tv-to-New-tv/
Old tv to New tv - More DIY How To Projects]]> http://cdn.instructables.com/FYO/JLJI/HU1RPQBY/FYOJLJIHU1RPQBY.SQUARE2.jpg http://cdn.instructables.com/FYO/JLJI/HU1RPQBY/FYOJLJIHU1RPQBY.SQUARE.jpg http://cdn.instructables.com/FYO/JLJI/HU1RPQBY/FYOJLJIHU1RPQBY.SMALL.jpg zachary phillips an old TV transformed Materials The first thing you need us an old TV with a spot for VHF connectors. And a f connector to a VHF connector. And a TV to wall connector cable. My TV's parts To show the age of the TV. Connection time First connect the TV cable to the f connector port. Second...
By: zachary phillips

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Tue, 15 Apr 2014 17:34:10 PDT
Diy Bench Power Supply (3D Printed) http://www.instructables.com/id/Diy-Bench-Power-Supply-3D-Printed/
Diy Bench Power Supply (3D Printed) - More DIY How To Projects]]> http://cdn.instructables.com/F5B/T00S/HU3TNGO0/F5BT00SHU3TNGO0.SQUARE2.jpg http://cdn.instructables.com/F5B/T00S/HU3TNGO0/F5BT00SHU3TNGO0.SQUARE.jpg http://cdn.instructables.com/F5B/T00S/HU3TNGO0/F5BT00SHU3TNGO0.SMALL.jpg dan8cat This is yet another Diy Bench Power Supply, It's made with an old atx computer power supply from an obsolete HP. It is design to be press fitted to the front of the power supply. I was inspired to build this Bench Power Supply because I needed something to power and test projects, But couldn't jus...
By: dan8cat

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Tue, 15 Apr 2014 16:27:34 PDT
Repairing Plated Throughholes and Vias on a PCB http://www.instructables.com/id/Repairing-Plated-Throughholes-and-Vias-on-a-PCB/
Repairing Plated Throughholes and Vias on a PCB - More DIY How To Projects]]> http://cdn.instructables.com/FJ1/C8CR/HU1JUURG/FJ1C8CRHU1JUURG.SQUARE2.jpg http://cdn.instructables.com/FJ1/C8CR/HU1JUURG/FJ1C8CRHU1JUURG.SQUARE.jpg http://cdn.instructables.com/FJ1/C8CR/HU1JUURG/FJ1C8CRHU1JUURG.SMALL.jpg bwetman Through-holes or vias can be damaged in either handling of the boards or through the improper removal of a through-hole device. This tutorial will guide you through the repair process. The tools you will need include the following: Caliper  (or drill guage template) Flux Cleaning solvent   Microsco...
By: bwetman

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Tue, 15 Apr 2014 15:09:42 PDT
Prototyping Circuit Boards with DrawingBoard Pro http://www.instructables.com/id/Prototyping-Circuit-Boards-with-DrawingBoard-Pro/
Prototyping Circuit Boards with DrawingBoard Pro - More DIY How To Projects]]> http://cdn.instructables.com/FJC/PATD/HU1RX9QE/FJCPATDHU1RX9QE.SQUARE2.jpg http://cdn.instructables.com/FJC/PATD/HU1RX9QE/FJCPATDHU1RX9QE.SQUARE.jpg http://cdn.instructables.com/FJC/PATD/HU1RX9QE/FJCPATDHU1RX9QE.SMALL.jpg agaunt DrawingBoard Pro is a free windows 8.1 app for prototyping and archiving circuits on stripboard, perfboard, breadboard or PCBs. It is aimed primarily at hobbyists wanting to quickly sketch down and save their circuit ideas.The image above shows the main design screen of the app annotated with the ...
By: agaunt

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Tue, 15 Apr 2014 14:32:32 PDT
Arduino/Raspberry Pi Arcade! http://www.instructables.com/id/ArduinoRaspberry-Pi-Arcade/
Arduino/Raspberry Pi Arcade! - More DIY How To Projects]]> http://cdn.instructables.com/FG9/JSK1/HU18LHU0/FG9JSK1HU18LHU0.SQUARE2.jpg http://cdn.instructables.com/FG9/JSK1/HU18LHU0/FG9JSK1HU18LHU0.SQUARE.jpg http://cdn.instructables.com/FG9/JSK1/HU18LHU0/FG9JSK1HU18LHU0.SMALL.jpg EvanNaugler The following guide is to teach you how to make a home arcade system out of a raspberry pi and an arduino! This is much more of a proof of concept than a finished project, so the end result isn't too pretty! Materials: Raspberry Pi SD Card (at least 4GB) Arduino Uno ( as done in the guide, but a Le...
By: EvanNaugler

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Tue, 15 Apr 2014 14:22:30 PDT
Repairing PCB Laminate http://www.instructables.com/id/Repairing-PCB-Laminate/
Repairing PCB Laminate - More DIY How To Projects]]> http://cdn.instructables.com/FJI/XU7Z/HU1JUTHE/FJIXU7ZHU1JUTHE.SQUARE2.jpg http://cdn.instructables.com/FJI/XU7Z/HU1JUTHE/FJIXU7ZHU1JUTHE.SQUARE.jpg http://cdn.instructables.com/FJI/XU7Z/HU1JUTHE/FJIXU7ZHU1JUTHE.SMALL.jpg bwetman This how to will show you how to repair damaged laminate when you slipped and accidentally damaged the board during rework, an area of the board has been overheated or the board has been dropped. You can either find a service provider to perform this work or buy a complete kit and "do it yourself"...
By: bwetman

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Tue, 15 Apr 2014 14:15:19 PDT
FM Radio Jammer Circuit http://www.instructables.com/id/FM-Radio-Jammer-Circuit/ http://cdn.instructables.com/FKK/JMS0/HU0GN94D/FKKJMS0HU0GN94D.SQUARE2.jpg http://cdn.instructables.com/FKK/JMS0/HU0GN94D/FKKJMS0HU0GN94D.SQUARE.jpg http://cdn.instructables.com/FKK/JMS0/HU0GN94D/FKKJMS0HU0GN94D.SMALL.jpg Electronics Hub This is the circuit diagram of simple FM radio jammer. We all very  well known that Jammer circuit produces the high frequency signal which will confuse the receiver of particular system from receiving the signal, even though circuit is working properly, user of the system feels that circuit is not ...
By: Electronics Hub

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Tue, 15 Apr 2014 04:32:34 PDT
IR Remote Control Switch Circuit http://www.instructables.com/id/IR-Remote-Control-Switch-Circuit/ http://cdn.instructables.com/FKE/GGB8/HU0GT73R/FKEGGB8HU0GT73R.SQUARE2.jpg http://cdn.instructables.com/FKE/GGB8/HU0GT73R/FKEGGB8HU0GT73R.SQUARE.jpg http://cdn.instructables.com/FKE/GGB8/HU0GT73R/FKEGGB8HU0GT73R.SMALL.jpg Electronics Hub This is another useful circuit named IR Remote Control Switch. It is very useful in controlling any house hold appliance with the help of remote. In this project, there are two parts. They are 1. Transmitting Section 2. Receiving Section. Receiving section will be in a stable position which is con...
By: Electronics Hub

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Tue, 15 Apr 2014 02:05:29 PDT
what camera mount is the best http://www.instructables.com/id/what-camera-mount-is-the-best/
what camera mount is the best - More DIY How To Projects]]> http://cdn.instructables.com/FUA/E3X8/HU0GLUXP/FUAE3X8HU0GLUXP.SQUARE2.jpg http://cdn.instructables.com/FUA/E3X8/HU0GLUXP/FUAE3X8HU0GLUXP.SQUARE.jpg http://cdn.instructables.com/FUA/E3X8/HU0GLUXP/FUAE3X8HU0GLUXP.SMALL.jpg Wyatt_H other recording devices that were used This mount would of been a lot better if it didn't swivel so much and was easier to use. Every mount except the dolly for obvious reasons was used with and without a wheelchair. In Conclusion The dolly cam is the best kind of mount to use if you don't...
By: Wyatt_H

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Mon, 14 Apr 2014 21:47:16 PDT
120 volt AC AA battery Charger http://www.instructables.com/id/120-volt-AC-AA-battery-Charger/
120 volt AC AA battery Charger - More DIY How To Projects]]> http://cdn.instructables.com/FJH/KLPX/HU0GPX1O/FJHKLPXHU0GPX1O.SQUARE2.jpg http://cdn.instructables.com/FJH/KLPX/HU0GPX1O/FJHKLPXHU0GPX1O.SQUARE.jpg http://cdn.instructables.com/FJH/KLPX/HU0GPX1O/FJHKLPXHU0GPX1O.SMALL.jpg kc8hps This charger is very unique in that it will charge all different types of AA ,C, D ,9 volt batteries depending on the battery holder that you select for the project. This project does not require the use of a step down transformer only one diode. This charger is even capable of charging alkaline ba...
By: kc8hps

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Mon, 14 Apr 2014 19:55:02 PDT
Dual-Tone Horn http://www.instructables.com/id/Dual-Tone-Horn/
Dual-Tone Horn - More DIY How To Projects]]> http://cdn.instructables.com/FC7/QDMG/HU0GQ1WE/FC7QDMGHU0GQ1WE.SQUARE2.jpg http://cdn.instructables.com/FC7/QDMG/HU0GQ1WE/FC7QDMGHU0GQ1WE.SQUARE.jpg http://cdn.instructables.com/FC7/QDMG/HU0GQ1WE/FC7QDMGHU0GQ1WE.SMALL.jpg sooraj619 This is a circuit used for making a horn with dual sounds which are produced simultaneously. the horn can be used for Bugler alarms and Vehicles.. this circuit consists of few components used are commonly available in any electronics shop and are cheap. Parts List R1,R3                ----   4.7K...
By: sooraj619

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Mon, 14 Apr 2014 11:25:45 PDT
Switches in Series http://www.instructables.com/id/Switches-in-Series/
Switches in Series - More DIY How To Projects]]> http://cdn.instructables.com/FSN/TWDF/HTZ42V1U/FSNTWDFHTZ42V1U.SQUARE2.jpg http://cdn.instructables.com/FSN/TWDF/HTZ42V1U/FSNTWDFHTZ42V1U.SQUARE.jpg http://cdn.instructables.com/FSN/TWDF/HTZ42V1U/FSNTWDFHTZ42V1U.SMALL.jpg Cogtoys Making circuits with copper tape can be as illuminating as it is easy. Using a power source, switches, and a light, you can get the feel for a basic circuit. Tools and Materials Copper tape -- available as slug and snail tape at home supplies storesCoin cell battery -- CR 1220 with PCB terminal ...
By: Cogtoys

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Mon, 14 Apr 2014 04:11:21 PDT
Wearable Message Board http://www.instructables.com/id/Wearable-Message-Board/
Wearable Message Board - More DIY How To Projects]]> http://cdn.instructables.com/F7Z/CXBM/HTZ3EVSK/F7ZCXBMHTZ3EVSK.SQUARE2.jpg http://cdn.instructables.com/F7Z/CXBM/HTZ3EVSK/F7ZCXBMHTZ3EVSK.SQUARE.jpg http://cdn.instructables.com/F7Z/CXBM/HTZ3EVSK/F7ZCXBMHTZ3EVSK.SMALL.jpg mroy15 I had several 8x8 LED matrices with a MAX7219 driver board lying around for a clock/message board project i'm working on.  I'm heading to RobotFest in MD this weekend with my kid and thought it'd be fun to make a wearable message board to clip on my backpack since I had the parts lying around.   ...
By: mroy15

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Sun, 13 Apr 2014 22:00:20 PDT
USB Typewriter Kit for Remington Typewriters with Round Keys http://www.instructables.com/id/USB-Typewriter-Kit-for-Remington-Typewriters-with-/ http://cdn.instructables.com/FM3/GLO9/HTZYAKJM/FM3GLO9HTZYAKJM.SQUARE2.jpg http://cdn.instructables.com/FM3/GLO9/HTZYAKJM/FM3GLO9HTZYAKJM.SQUARE.jpg http://cdn.instructables.com/FM3/GLO9/HTZYAKJM/FM3GLO9HTZYAKJM.SMALL.jpg jackzylkin This video explains how to convert your Remington portable typewriter into a fully functional computer keyboard, or into a nifty dock for your iPad or tablet, using the USB Typewriter Conversion Kit.  This conversion will work on all portable Remington typewriters that have circle-shaped keys, excep...
By: jackzylkin

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Sun, 13 Apr 2014 13:06:33 PDT
Door Alarm http://www.instructables.com/id/Door-Alarm/
Door Alarm - More DIY How To Projects]]> http://cdn.instructables.com/FDK/UBWY/HTVICVN6/FDKUBWYHTVICVN6.SQUARE2.jpg http://cdn.instructables.com/FDK/UBWY/HTVICVN6/FDKUBWYHTVICVN6.SQUARE.jpg http://cdn.instructables.com/FDK/UBWY/HTVICVN6/FDKUBWYHTVICVN6.SMALL.jpg courtney_cox1 These instructions will teach how to make a cheap door alarm using basic circuitry and easily accessible materials. The materials needed are: -   A piece of cardboard, about 6'' x 6'' -   9 V Battery -   Battery snap connector -   DC Mini Buzzer (Ideally a 9V but if not available resistors can be ...
By: courtney_cox1

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Sun, 13 Apr 2014 09:00:02 PDT
Wiring the MOSFET transistor http://www.instructables.com/id/Wiring-the-MOSFET-transistor-for-beginners/
Wiring the MOSFET transistor - More DIY How To Projects]]> http://cdn.instructables.com/FQ9/AFD4/HTRVHM2S/FQ9AFD4HTRVHM2S.SQUARE2.jpg http://cdn.instructables.com/FQ9/AFD4/HTRVHM2S/FQ9AFD4HTRVHM2S.SQUARE.jpg http://cdn.instructables.com/FQ9/AFD4/HTRVHM2S/FQ9AFD4HTRVHM2S.SMALL.jpg blackfire4116 The MOSFET transistor is an easy way to allow your Arduino or other micro-controller to handle voltages larger than the 5 volts available for each pin. It's really helpful knowledge if your ever wanting to drive something that requires significant more power than a micro-controller can provide. I'm ...
By: blackfire4116

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Sat, 12 Apr 2014 17:27:45 PDT
Wiring an adjustable voltage regulator http://www.instructables.com/id/Wiring-an-adjustable-voltage-regulator/
Wiring an adjustable voltage regulator - More DIY How To Projects]]> http://cdn.instructables.com/F0C/DAOF/HTZ4111E/F0CDAOFHTZ4111E.SQUARE2.jpg http://cdn.instructables.com/F0C/DAOF/HTZ4111E/F0CDAOFHTZ4111E.SQUARE.jpg http://cdn.instructables.com/F0C/DAOF/HTZ4111E/F0CDAOFHTZ4111E.SMALL.jpg blackfire4116 In this simple tutorial I'm going to show how to wire a voltage regulator with a potentiometer to adjust the output voltage. I'm using an LM317T which is readily available and versatile. This Instructable is mostly for the novice, I've tried to cover every detail but is probably overkill for anyon...
By: blackfire4116

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Sat, 12 Apr 2014 17:16:43 PDT
Phone access through out the house using Gateway Modem http://www.instructables.com/id/Phone-access-through-out-the-house-using-Gateway-M/ http://cdn.instructables.com/FBX/PG3Y/HTZY41LH/FBXPG3YHTZY41LH.SQUARE2.jpg http://cdn.instructables.com/FBX/PG3Y/HTZY41LH/FBXPG3YHTZY41LH.SQUARE.jpg http://cdn.instructables.com/FBX/PG3Y/HTZY41LH/FBXPG3YHTZY41LH.SMALL.jpg z0mb1edad I got tired of having my phone right next to my Cable Gateway/Modem. It made it very inconvenient especially after getting a printer/scanner/fax/copier that needed access to a phone line. I wanted to put my gateway in the attic since I had horrible wifi through out the entire house. I found an alwa...
By: z0mb1edad

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Sat, 12 Apr 2014 15:20:34 PDT
An All-in-one Component Toolbox and Workstation http://www.instructables.com/id/An-All-in-one-Component-Toolbox-and-Workstation/
An All-in-one Component Toolbox and Workstation - More DIY How To Projects]]> http://cdn.instructables.com/FOP/93MP/HTVMR2X1/FOP93MPHTVMR2X1.SQUARE2.jpg http://cdn.instructables.com/FOP/93MP/HTVMR2X1/FOP93MPHTVMR2X1.SQUARE.jpg http://cdn.instructables.com/FOP/93MP/HTVMR2X1/FOP93MPHTVMR2X1.SMALL.jpg TannyPB Nowadays, many people have taken up the hobby of electronics. While being an interesting and incredibly productive hobby, keeping all components such as resistors, capacitors, ICs etc neatly in one place is a pain. Of course, one can make a proper toolbox for all this stuff and make some robot  sor...
By: TannyPB

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Sat, 12 Apr 2014 03:24:48 PDT