Instructables: exploring - technology - electronics http://www.instructables.com Sat, 30 May 2015 11:56:39 PDT BLOX v1.01 10 year Led Flasher (Version 2 with boost converter) http://www.instructables.com/id/10-year-Led-Flasher-Version-2-with-boost-converter/
10 year Led Flasher (Version 2 with boost converter) - More DIY How To Projects]]> http://cdn.instructables.com/F36/3AXI/IAAFXKDY/F363AXIIAAFXKDY.SQUARE2.jpg http://cdn.instructables.com/F36/3AXI/IAAFXKDY/F363AXIIAAFXKDY.SQUARE.jpg http://cdn.instructables.com/F36/3AXI/IAAFXKDY/F363AXIIAAFXKDY.SMALL.jpg simpletronic This LED flasher will blink for 10 years on a single 1.5v AA cell. My previous circuit used a blocking oscillator to generate the Vdd voltage for IC1. This circuit relies on a BOOST CONVERTER configuration (inductor-diode-capacitor) . Output voltage is high enough to drive at least 5 leds series-con...
By: simpletronic

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Fri, 29 May 2015 20:30:47 PDT
Robot Eva http://www.instructables.com/id/Robot-Eva/
Robot Eva - More DIY How To Projects]]> http://cdn.instructables.com/FVV/79ZX/IA9H45RE/FVV79ZXIA9H45RE.SQUARE2.jpg http://cdn.instructables.com/FVV/79ZX/IA9H45RE/FVV79ZXIA9H45RE.SQUARE.jpg http://cdn.instructables.com/FVV/79ZX/IA9H45RE/FVV79ZXIA9H45RE.SMALL.jpg Anna Gao By Anna Gao Intro Hi, everybody!This is a kind of easy robot, like when you connect the battery to the bread board, it can rotate. Again, it is a kind of easy stuff, although even a child from kindergarten can build, it is also really good fun. By Anna Gao Materials Material: One nine volt ba...
By: Anna Gao

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Fri, 29 May 2015 14:19:21 PDT
Thermistor - Fan Speed Control Using LabVIEW and myRIO http://www.instructables.com/id/Thermistor-Fan-Speed-Control-Using-LabVIEW-and-myR/
Thermistor - Fan Speed Control Using LabVIEW and myRIO - More DIY How To Projects]]> http://cdn.instructables.com/FH7/U70X/IA8WLCK3/FH7U70XIA8WLCK3.SQUARE2.jpg http://cdn.instructables.com/FH7/U70X/IA8WLCK3/FH7U70XIA8WLCK3.SQUARE.jpg http://cdn.instructables.com/FH7/U70X/IA8WLCK3/FH7U70XIA8WLCK3.SMALL.jpg Sudharsan Sukumar The basic idea for this project was to feed thermistor voltage values into the myRIO and control fan speed based on these values.This project can be done using LabVIEW Home Bundle (link below) or the free trial of LabVIEW from NI. https://www.digilentinc.com/Products/Detail.cfm?NavPath=2,66,1457&Pro...
By: Sudharsan Sukumar

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Fri, 29 May 2015 11:02:02 PDT
$0.1 Dusk to Dawn Switch Low cost simple dusk to dawn switch Dark Sensing Light Automatic Lights http://www.instructables.com/id/01-Dusk-to-Dawn-Switch-Low-cost-simple-dusk-to-daw/
$0.1 Dusk to Dawn Switch Low cost simple dusk to dawn switch Dark Sensing Light Automatic Lights - More DIY How To Projects]]> http://cdn.instructables.com/FAR/ASYC/IAAG140H/FARASYCIAAG140H.SQUARE2.jpg http://cdn.instructables.com/FAR/ASYC/IAAG140H/FARASYCIAAG140H.SQUARE.jpg http://cdn.instructables.com/FAR/ASYC/IAAG140H/FARASYCIAAG140H.SMALL.jpg Komal Manoj Thakur Turn your security lighting or task lighting on and off automatically each night with this circuit. It's easy to install. Components List 1. TRIAC BT136 or BTA162. LDR 3. 104 (0.1uF) Capacitor 4. 1K Ohm 1/4 Watt Resistor 5. DB3 Diac 6. Connecting Wires Connection Diagram Make connections as sh...
By: Komal Manoj Thakur

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Fri, 29 May 2015 10:03:33 PDT
DaVinci Vaporizer Battery Replacement http://www.instructables.com/id/DaVinci-Vaporizer-Battery-Replacement/
DaVinci Vaporizer Battery Replacement - More DIY How To Projects]]> http://cdn.instructables.com/FBV/LTF3/IA9H1HFF/FBVLTF3IA9H1HFF.SQUARE2.jpg http://cdn.instructables.com/FBV/LTF3/IA9H1HFF/FBVLTF3IA9H1HFF.SQUARE.jpg http://cdn.instructables.com/FBV/LTF3/IA9H1HFF/FBVLTF3IA9H1HFF.SMALL.jpg poctob Replacing old battery with a new Li-Po battery pack in original DaVinci Vaporizer.Disclaimer: This tutorial is not for the beginners. You should be proficient in soldering and have basic understanding of electricity and electronics. I take no responsibility for any damage that you may cause to you...
By: poctob

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Fri, 29 May 2015 09:24:00 PDT
DIY LED-night lamp runs from AC mains http://www.instructables.com/id/DIY-LED-night-lamp-runs-from-AC-mains/
DIY LED-night lamp runs from AC mains - More DIY How To Projects]]> http://cdn.instructables.com/F1V/165K/IA8WM8ZY/F1V165KIA8WM8ZY.SQUARE2.jpg http://cdn.instructables.com/F1V/165K/IA8WM8ZY/F1V165KIA8WM8ZY.SQUARE.jpg http://cdn.instructables.com/F1V/165K/IA8WM8ZY/F1V165KIA8WM8ZY.SMALL.jpg chrisjlionel Low power consumption and more brightness Gather the requirements LED - 8 nos, perforated PCB small one,150k ohms resistor must be 1 or 1/2 watt rated - 1 nos, broken 5 amp plug or anything available will work fine, wires for connection, solder, flux, soldering rod, If you don't know how to sold...
By: chrisjlionel

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Fri, 29 May 2015 03:39:21 PDT
TV Remote Controlled Paper Planes http://www.instructables.com/id/TV-Remote-Controlled-Paper-Planes/
TV Remote Controlled Paper Planes - More DIY How To Projects]]> http://cdn.instructables.com/FPQ/UMR8/IA8WKMXV/FPQUMR8IA8WKMXV.SQUARE2.jpg http://cdn.instructables.com/FPQ/UMR8/IA8WKMXV/FPQUMR8IA8WKMXV.SQUARE.jpg http://cdn.instructables.com/FPQ/UMR8/IA8WKMXV/FPQUMR8IA8WKMXV.SMALL.jpg Imetomi I love everything that flies. In my childhood I made a lot of paper airplanes, but they have a huge problem. After some minutes they fall down. So now I designed a small device that allows you to control the speed and the high of your airplane with a TV remote control. If you press any button on the...
By: Imetomi

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Thu, 28 May 2015 23:06:02 PDT
IR LEDs from junk http://www.instructables.com/id/IR-LEDs-from-junk/
IR LEDs from junk - More DIY How To Projects]]> http://cdn.instructables.com/FQC/T4U0/IA8WK7BI/FQCT4U0IA8WK7BI.SQUARE2.jpg http://cdn.instructables.com/FQC/T4U0/IA8WK7BI/FQCT4U0IA8WK7BI.SQUARE.jpg http://cdn.instructables.com/FQC/T4U0/IA8WK7BI/FQCT4U0IA8WK7BI.SMALL.jpg BJ Cuizon Do you need IR LEDs for your next remote control project? Or is it a night vision system?In this instructable I will show you how to get IR (Infra-red) LEDs and IR phototransistors for free! Get some old remote controls. IR LEDs are found in most remote controls. So you will have to find plenty o...
By: BJ Cuizon

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Thu, 28 May 2015 21:44:01 PDT
Cheap yet fun telegraph http://www.instructables.com/id/cheap-yet-fun-telagraph/
Cheap yet fun telegraph - More DIY How To Projects]]> http://cdn.instructables.com/FRQ/E9B1/IA8N5N5U/FRQE9B1IA8N5N5U.SQUARE2.jpg http://cdn.instructables.com/FRQ/E9B1/IA8N5N5U/FRQE9B1IA8N5N5U.SQUARE.jpg http://cdn.instructables.com/FRQ/E9B1/IA8N5N5U/FRQE9B1IA8N5N5U.SMALL.jpg snowdrop1101 In this instructable, I will show you how to make a cheap AM telegraph out of things around the house. Depending on how many 9 volt batteries you hook up to it, you will get a diferent range. WARNING, ELECTRICITY IS VERY DANGEROUS!!! DO NOT plug into a wall socket or use a car battery, in doing so m...
By: snowdrop1101

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Thu, 28 May 2015 15:56:12 PDT
Daiso pillbox small component rack http://www.instructables.com/id/Daiso-pillbox-small-component-rack/
Daiso pillbox small component rack - More DIY How To Projects]]> http://cdn.instructables.com/FEL/6AOF/IA8N3VPP/FEL6AOFIA8N3VPP.SQUARE2.jpg http://cdn.instructables.com/FEL/6AOF/IA8N3VPP/FEL6AOFIA8N3VPP.SQUARE.jpg http://cdn.instructables.com/FEL/6AOF/IA8N3VPP/FEL6AOFIA8N3VPP.SMALL.jpg corelines There are a number of plastic organizers that are well setup for storing small components.Problem is when you get more than a few, finding the components you need can be frustrating with having to slide middle ones out from a stack - unsettling the stack. I have generally built racks for the contain...
By: corelines

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Thu, 28 May 2015 13:53:35 PDT
How To Test Super Capacitors http://www.instructables.com/id/How-To-Test-Super-Capacitors/
How To Test Super Capacitors - More DIY How To Projects]]> http://cdn.instructables.com/F31/488F/IA760KF0/F31488FIA760KF0.SQUARE2.jpg http://cdn.instructables.com/F31/488F/IA760KF0/F31488FIA760KF0.SQUARE.jpg http://cdn.instructables.com/F31/488F/IA760KF0/F31488FIA760KF0.SMALL.jpg BrettHacks Did you get a great buy on Ebay? Or was that "super deal" a "super dud". Have you duplicated one-to-many of the sketchy YouTube super capacitor videos? Or, maybe you have a capacitor bank that has been in service for a while and just want to know how it is doing. Using limited test equipment and s...
By: BrettHacks

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Wed, 27 May 2015 21:34:57 PDT
Dell Precision M4300 repair attempt http://www.instructables.com/id/Dell-Precision-M4300-repair-attempt/
Dell Precision M4300 repair attempt - More DIY How To Projects]]> http://cdn.instructables.com/FYX/1QO3/IA57IHBU/FYX1QO3IA57IHBU.SQUARE2.jpg http://cdn.instructables.com/FYX/1QO3/IA57IHBU/FYX1QO3IA57IHBU.SQUARE.jpg http://cdn.instructables.com/FYX/1QO3/IA57IHBU/FYX1QO3IA57IHBU.SMALL.jpg mjm2008 I bought this laptop from a Swedish version of ebay.com called Tradera, to troubleshoot and have some fun. I thought that It was not opened and the seller was the original owner of the computer. But I discovered later that he didn't know so much about the computer and he was not the original owner. ...
By: mjm2008

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Wed, 27 May 2015 11:33:31 PDT
How to make laser projection virtual keyboard http://www.instructables.com/id/How-to-make-laser-projection-virtual-keyboard-1/
How to make laser projection virtual keyboard - More DIY How To Projects]]> http://cdn.instructables.com/FSM/D0H9/IA6M7NTA/FSMD0H9IA6M7NTA.SQUARE2.jpg http://cdn.instructables.com/FSM/D0H9/IA6M7NTA/FSMD0H9IA6M7NTA.SQUARE.jpg http://cdn.instructables.com/FSM/D0H9/IA6M7NTA/FSMD0H9IA6M7NTA.SMALL.jpg 513696765 The laser projection virtual keyboard designed in this thesis is based on OpenCV combine with image camera, 980nm linear laser, 980nm infrared filter and Keyboard projection laser, the image camera detection used with 980nm infrared filter is caused by shielding finger to make 980nm linear laser dif...
By: 513696765

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Wed, 27 May 2015 10:01:34 PDT
RFduino Compass http://www.instructables.com/id/RFduino-Compass/
RFduino Compass - More DIY How To Projects]]> http://cdn.instructables.com/FUW/ZA3P/IA57GNUV/FUWZA3PIA57GNUV.SQUARE2.jpg http://cdn.instructables.com/FUW/ZA3P/IA57GNUV/FUWZA3PIA57GNUV.SQUARE.jpg http://cdn.instructables.com/FUW/ZA3P/IA57GNUV/FUWZA3PIA57GNUV.SMALL.jpg RFduino The RFduino compass is a fully functional stand-alone compass which also transmits the current heading via Bluetooth low energy technology to phones, tablets, personal computers or any other equipped device. The RFduino compass is known as a Bluetooth Smart device. Material Needed While other com...
By: RFduino

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Wed, 27 May 2015 09:54:53 PDT
Heat Sink For Diodes http://www.instructables.com/id/Heat-Sink-For-Diodes/
Heat Sink For Diodes - More DIY How To Projects]]> http://cdn.instructables.com/FJY/4VIM/IA58Q3LH/FJY4VIMIA58Q3LH.SQUARE2.jpg http://cdn.instructables.com/FJY/4VIM/IA58Q3LH/FJY4VIMIA58Q3LH.SQUARE.jpg http://cdn.instructables.com/FJY/4VIM/IA58Q3LH/FJY4VIMIA58Q3LH.SMALL.jpg Harris Naveed Where ever i want to reduce voltage i use rectifier diodes (1N4007), but the problems is that they get too much hot on passing too many ampere through them which may damage them. The only solution i found was to create heat sink to keep them cool. I used 2 series pair of 2 diodes, connected parallel...
By: Harris Naveed

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Wed, 27 May 2015 01:50:36 PDT
Introduction to a digital belt tension gauge. http://www.instructables.com/id/Introduction-to-a-digital-belt-tension-gauge/
Introduction to a digital belt tension gauge. - More DIY How To Projects]]> http://cdn.instructables.com/FLG/HW9G/IA572P9K/FLGHW9GIA572P9K.SQUARE2.jpg http://cdn.instructables.com/FLG/HW9G/IA572P9K/FLGHW9GIA572P9K.SQUARE.jpg http://cdn.instructables.com/FLG/HW9G/IA572P9K/FLGHW9GIA572P9K.SMALL.jpg Mjtrinihobby Since I have more or less been doing full car maintenance on my own, I always wanted a digital belt tension gauge to make sure my accessories belts were installed properly. Along comes the landtek btt2880 I saw on Amazon for less than 300usd. It comes in an attractive case. I actually put my digital...
By: Mjtrinihobby

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Tue, 26 May 2015 15:25:57 PDT
How to: Power (with Intel Edison) http://www.instructables.com/id/How-to-Power-with-Intel-Edison/
How to: Power (with Intel Edison) - More DIY How To Projects]]> http://cdn.instructables.com/F8R/JZC4/IA58KH8X/F8RJZC4IA58KH8X.SQUARE2.jpg http://cdn.instructables.com/F8R/JZC4/IA58KH8X/F8RJZC4IA58KH8X.SQUARE.jpg http://cdn.instructables.com/F8R/JZC4/IA58KH8X/F8RJZC4IA58KH8X.SMALL.jpg push_reset At the core of any electronic project is knowing how to power it and how long it will last. This Instructable focuses on how to power digital electronic projects that take low voltage. Basic components and principles will be gone over, such as AC vs. DC power, circuits in series and in parallel an...
By: push_reset

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Tue, 26 May 2015 14:36:10 PDT
PCB DIY http://www.instructables.com/id/PCB-DIY-3/ http://cdn.instructables.com/FND/0T5I/IA3YUZ7O/FND0T5IIA3YUZ7O.SQUARE2.jpg http://cdn.instructables.com/FND/0T5I/IA3YUZ7O/FND0T5IIA3YUZ7O.SQUARE.jpg http://cdn.instructables.com/FND/0T5I/IA3YUZ7O/FND0T5IIA3YUZ7O.SMALL.jpg Draige Arduino UNO as AtMega328P Programmer How to make a printed circuit board (PCB) using the UV light LED method. Stop using Ferric Chloride etchant! (A better etching solution.) Creating Printed Circuit Boards with a INKJET Printer DIY PCB lab for under $35.00
By: Draige

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Tue, 26 May 2015 09:06:19 PDT
Makey Makey: Don't Tap The White Tile http://www.instructables.com/id/Makey-Makey-Dont-Tap-The-White-Tile/
Makey Makey: Don't Tap The White Tile - More DIY How To Projects]]> http://cdn.instructables.com/F76/NQ83/IA56P5GS/F76NQ83IA56P5GS.SQUARE2.jpg http://cdn.instructables.com/F76/NQ83/IA56P5GS/F76NQ83IA56P5GS.SQUARE.jpg http://cdn.instructables.com/F76/NQ83/IA56P5GS/F76NQ83IA56P5GS.SMALL.jpg makerspace_burch Hi there, our creative friends! We are a group of 3 students from International Burch University, Sarajevo. We are having competition at our university in making Makey Makey projects. We decided to do this project because we think it is very interesting. We hope you will like it. :D Needed compon...
By: makerspace_burch

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Tue, 26 May 2015 05:38:21 PDT
Yet another minty boost http://www.instructables.com/id/Yet-another-minty-boost/
Yet another minty boost - More DIY How To Projects]]> http://cdn.instructables.com/FAX/BKGJ/IA58E7NA/FAXBKGJIA58E7NA.SQUARE2.jpg http://cdn.instructables.com/FAX/BKGJ/IA58E7NA/FAXBKGJIA58E7NA.SQUARE.jpg http://cdn.instructables.com/FAX/BKGJ/IA58E7NA/FAXBKGJIA58E7NA.SMALL.jpg SS Roy It is a long story though, still it's worth sharing. Once i had seen the minty boost instructable of ladyada, i was so impressed by it that i wanted to make one of them immediately. The concept of converting 3 volts to 5 volts with just a few components was just amazing, moreover in such a small siz...
By: SS Roy

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Tue, 26 May 2015 05:29:00 PDT
Power adaptor http://www.instructables.com/id/Power-adaptor/
Power adaptor - More DIY How To Projects]]> http://cdn.instructables.com/F3E/RSFC/IA3VIGVR/F3ERSFCIA3VIGVR.SQUARE2.jpg http://cdn.instructables.com/F3E/RSFC/IA3VIGVR/F3ERSFCIA3VIGVR.SQUARE.jpg http://cdn.instructables.com/F3E/RSFC/IA3VIGVR/F3ERSFCIA3VIGVR.SMALL.jpg thunder_ir I use an old computer power supply to make a lab power adaptor. This power adaptor have fixed and variable voltage. A 5 Volt fix voltage and optional 3.3, 12 and -5 volt with high current outputs and short circuit protection.Part list: Crocodile clipsBinding posts (terminals) Galvanised plate Conect...
By: thunder_ir

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Tue, 26 May 2015 04:24:04 PDT
CDV-700 headphone repair and adapters http://www.instructables.com/id/CDV-700-headphone-repair-and-adapters/
CDV-700 headphone repair and adapters - More DIY How To Projects]]> http://cdn.instructables.com/FDT/QLGV/IA3RHIBR/FDTQLGVIA3RHIBR.SQUARE2.jpg http://cdn.instructables.com/FDT/QLGV/IA3RHIBR/FDTQLGVIA3RHIBR.SQUARE.jpg http://cdn.instructables.com/FDT/QLGV/IA3RHIBR/FDTQLGVIA3RHIBR.SMALL.jpg DavidN71 The CDV-700 headphone is a 10k ohm electromagnetic monaural clicker. The pulse from the audio circuit simply causes a thin metal disk to flex back and forth to make the sound. These headphones are relatively hard to find and expensive compared to a regular set of stereo headphones you would use on y...
By: DavidN71

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Mon, 25 May 2015 14:11:37 PDT
How to Automate ANY Temperature Controlled Process http://www.instructables.com/id/How-to-Automate-ANY-Temperature-Controlled-Process/
How to Automate ANY Temperature Controlled Process - More DIY How To Projects]]> http://cdn.instructables.com/FGB/WJ7Z/IA3VLIR6/FGBWJ7ZIA3VLIR6.SQUARE2.jpg http://cdn.instructables.com/FGB/WJ7Z/IA3VLIR6/FGBWJ7ZIA3VLIR6.SQUARE.jpg http://cdn.instructables.com/FGB/WJ7Z/IA3VLIR6/FGBWJ7ZIA3VLIR6.SMALL.jpg MechEngineerMike I'm going to show you how to build and use a device that will enable you to automatically control the temperature of any thermal process (heating OR cooling) to a very precise degree. Precision temperature control for both hot and cold applications is surprisingly easy to achieve with off-the-shelf...
By: MechEngineerMike

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Mon, 25 May 2015 13:21:45 PDT
OP AMP BASED HEARING AID http://www.instructables.com/id/OP-AMP-BASED-HEARING-AID/
OP AMP BASED HEARING AID - More DIY How To Projects]]> http://cdn.instructables.com/FUC/N02Y/IA3VDZ9Z/FUCN02YIA3VDZ9Z.SQUARE2.jpg http://cdn.instructables.com/FUC/N02Y/IA3VDZ9Z/FUCN02YIA3VDZ9Z.SQUARE.jpg http://cdn.instructables.com/FUC/N02Y/IA3VDZ9Z/FUCN02YIA3VDZ9Z.SMALL.jpg PaurushTheMaker In this instructable i am going to show you how you can build a simple hearing aid with an op amp. The device can amplify the sound up to 5 times.The making of the hearing aid is also very simple and would not take more than an hour.The output of the device is a little cracky due to the crude op amp...
By: PaurushTheMaker

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Mon, 25 May 2015 10:18:25 PDT
Getting Started with the Daflabs ESP8266 ESP-12 Breakout Board http://www.instructables.com/id/Getting-Started-with-the-Daflabs-ESP8266-ESP-12-Br/
Getting Started with the Daflabs ESP8266 ESP-12 Breakout Board - More DIY How To Projects]]> http://cdn.instructables.com/F8Q/ZCT3/IA3YK9AM/F8QZCT3IA3YK9AM.SQUARE2.jpg http://cdn.instructables.com/F8Q/ZCT3/IA3YK9AM/F8QZCT3IA3YK9AM.SQUARE.jpg http://cdn.instructables.com/F8Q/ZCT3/IA3YK9AM/F8QZCT3IA3YK9AM.SMALL.jpg ankitdaf This guide is a quick beginner's guide that shows how to use the ESP-12 Breakout board with the CP2102.What you'll need : 1. Daflabs ESP-12 Breakout Board2. CP2102 USB to UART Serial module 3. Jumper Wires4. Breadboard (optional) About the board The ESP-12 Breakout board breaks out the ESP-12 pi...
By: ankitdaf

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Mon, 25 May 2015 08:35:00 PDT
Dual TDA2030A 2.0 AC/DC Power Amplifier http://www.instructables.com/id/Dual-TDA2030A-20-ACDC-Power-Amplifier-1/
Dual TDA2030A 2.0 AC/DC Power Amplifier - More DIY How To Projects]]> http://cdn.instructables.com/F5F/FL4V/IA2K9L6M/F5FFL4VIA2K9L6M.SQUARE2.jpg http://cdn.instructables.com/F5F/FL4V/IA2K9L6M/F5FFL4VIA2K9L6M.SQUARE.jpg http://cdn.instructables.com/F5F/FL4V/IA2K9L6M/F5FFL4VIA2K9L6M.SMALL.jpg Volthaus Electronics Laboratory This is the Dual TDA2030A 2.0 AC/DC Power Amplifier DIY kit I Purchased off of eBay. The assembly was quick and easy. The instruction were simple enough and showed plainly the location of the components. About the Dual TDA2030A 2.0 AC/DC Power Amplifier Kit The input voltage can be either AC9-15...
By: Volthaus Electronics Laboratory

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Mon, 25 May 2015 00:27:08 PDT
Make your own LED Lighting Panels http://www.instructables.com/id/Make-your-own-LED-Lighting-Panels/
Make your own LED Lighting Panels - More DIY How To Projects]]> http://cdn.instructables.com/FED/90NX/IA2BVELK/FED90NXIA2BVELK.SQUARE2.jpg http://cdn.instructables.com/FED/90NX/IA2BVELK/FED90NXIA2BVELK.SQUARE.jpg http://cdn.instructables.com/FED/90NX/IA2BVELK/FED90NXIA2BVELK.SMALL.jpg GreatScottLab In this small project I will show you how to build really awesome looking LED Lighting Panels which are a great alternative to usual lighting systems. The main components are all very common and easy to find. Let's get started! Watch the video! Since this project is rather easy to do the video sh...
By: GreatScottLab

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Sun, 24 May 2015 09:14:39 PDT
Arduino + AD9850 30MHZ DDS Signal Generator In 12$ http://www.instructables.com/id/Arduino-30MHZ-DDS-Signal-Generator-In-12/
Arduino + AD9850 30MHZ DDS Signal Generator In 12$ - More DIY How To Projects]]> http://cdn.instructables.com/FPQ/6QXM/IA1IXVR7/FPQ6QXMIA1IXVR7.SQUARE2.jpg http://cdn.instructables.com/FPQ/6QXM/IA1IXVR7/FPQ6QXMIA1IXVR7.SQUARE.jpg http://cdn.instructables.com/FPQ/6QXM/IA1IXVR7/FPQ6QXMIA1IXVR7.SMALL.jpg kedar264 An Precession Signal generator is very easy and affordable make using an arduino and dds synthesizer (ad9850) . Its World's first smallest portable signal generator build .You can make decent 0 -30 MHZ frequency Signal generator only in 12$ . If you are pro over clocker then 40MHZ in same price . AD...
By: kedar264

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Sat, 23 May 2015 20:54:58 PDT
Homemade SBM-20 gamma detector array http://www.instructables.com/id/Homemade-SBM-20-gamma-detector-array/
Homemade SBM-20 gamma detector array - More DIY How To Projects]]> http://cdn.instructables.com/FN1/K1TZ/IA1IX9IT/FN1K1TZIA1IX9IT.SQUARE2.jpg http://cdn.instructables.com/FN1/K1TZ/IA1IX9IT/FN1K1TZIA1IX9IT.SQUARE.jpg http://cdn.instructables.com/FN1/K1TZ/IA1IX9IT/FN1K1TZIA1IX9IT.SMALL.jpg DavidN71 The Soviet-made SBM-20 tube is sensitive, large, plentiful and affordable in bulk. I got 15 from eBay for about $12 each. I wanted to make a cheap array that would detect a gamma source from a distance. I have CDV-700's with me at all times (yeah, I'm a "prepper"). I tried an array of 12 and found ...
By: DavidN71

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Sat, 23 May 2015 18:59:10 PDT
Education http://www.instructables.com/id/Education-1/ http://cdn.instructables.com/FXX/BYB5/IA1IV8BV/FXXBYB5IA1IV8BV.SQUARE2.jpg http://cdn.instructables.com/FXX/BYB5/IA1IV8BV/FXXBYB5IA1IV8BV.SQUARE.jpg http://cdn.instructables.com/FXX/BYB5/IA1IV8BV/FXXBYB5IA1IV8BV.SMALL.jpg CFL_Browncoat null null null null null null null null null null null null null For projects Intro To Transformers Sending data from Arduino to Excel (and plotting it) Solder USB-cable to Arduino UNO (clone) CNC it however it lays: adjusting CAM too...
By: CFL_Browncoat

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Sat, 23 May 2015 15:23:48 PDT
RGB Led Color Mixer http://www.instructables.com/id/RGB-Led-Color-Mixer/
RGB Led Color Mixer - More DIY How To Projects]]> http://cdn.instructables.com/F46/7LIQ/IA0WHTCR/F467LIQIA0WHTCR.SQUARE2.jpg http://cdn.instructables.com/F46/7LIQ/IA0WHTCR/F467LIQIA0WHTCR.SQUARE.jpg http://cdn.instructables.com/F46/7LIQ/IA0WHTCR/F467LIQIA0WHTCR.SMALL.jpg simpletronic This simple RGB led color mixer uses NO microcontrollers ( Arduino - Pic etc ). It controls the brightness of each color channel by varying the duty cycle (On time vs OFF time) by a technique named PWM or pulse width modulation. This results in a very low power dissipation, as leds are either fully ...
By: simpletronic

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Sat, 23 May 2015 10:30:55 PDT
Intel Edison Data Oriented Gateway Engine http://www.instructables.com/id/Intel-Edison-Data-Oriented-Gateway-Engine/
Intel Edison Data Oriented Gateway Engine - More DIY How To Projects]]> http://cdn.instructables.com/FBF/RG17/I9YC2LYU/FBFRG17I9YC2LYU.SQUARE2.jpg http://cdn.instructables.com/FBF/RG17/I9YC2LYU/FBFRG17I9YC2LYU.SQUARE.jpg http://cdn.instructables.com/FBF/RG17/I9YC2LYU/FBFRG17I9YC2LYU.SMALL.jpg bunneydude The following is a team project that was submitted to the Sacramento Hacker Lab IoT Incubator competition.The goal of this project is to create a runtime-configurable framework for wireless sensor networks supporting multiple radio frequencies and microcontroller architectures. The user is able to v...
By: bunneydude

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Fri, 22 May 2015 23:10:48 PDT
Insane Ammo Can Speaker Build: The MOAB http://www.instructables.com/id/Insane-Ammo-Can-Speaker-Build-The-MOAB/
Insane Ammo Can Speaker Build: The MOAB - More DIY How To Projects]]> http://cdn.instructables.com/F5H/6OFO/IA0WMS29/F5H6OFOIA0WMS29.SQUARE2.jpg http://cdn.instructables.com/F5H/6OFO/IA0WMS29/F5H6OFOIA0WMS29.SQUARE.jpg http://cdn.instructables.com/F5H/6OFO/IA0WMS29/F5H6OFOIA0WMS29.SMALL.jpg spikec Warning!!!! This is not your everyday bluetooth speaker build...We've been perfecting the art of portable music systems here at the Check 6 Labs for several years (home of AmmoAudio.com and our popular Ammo Can X, an ammo can speaker made out of a 50 caliber ammo can). We recently put together a bu...
By: spikec

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Fri, 22 May 2015 17:11:53 PDT
Testing Optical Feeds in Wireless Systems http://www.instructables.com/id/Testing-Optical-Feeds-in-Wireless-Systems/
Testing Optical Feeds in Wireless Systems - More DIY How To Projects]]> http://cdn.instructables.com/FXT/7WB8/I9YRO6ZI/FXT7WB8I9YRO6ZI.SQUARE2.jpg http://cdn.instructables.com/FXT/7WB8/I9YRO6ZI/FXT7WB8I9YRO6ZI.SQUARE.jpg http://cdn.instructables.com/FXT/7WB8/I9YRO6ZI/FXT7WB8I9YRO6ZI.SMALL.jpg scotthev Many wireless equipment vendors are transitioning from coax cables to lower-loss optical feeds in Remote Radio Units (RRU) and Distributed Antenna Systems (DAS). The switchover is due to the fact that fiber optic cabling has less signal loss and supports higher bandwidth over greater distances than ...
By: scotthev

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Fri, 22 May 2015 16:13:07 PDT
High Voltage Spark Gap Tiki Torch http://www.instructables.com/id/High-Voltage-Spark-Gap-Tiki-Torch/
High Voltage Spark Gap Tiki Torch - More DIY How To Projects]]> http://cdn.instructables.com/FQQ/A8B9/I9YRMOXU/FQQA8B9I9YRMOXU.SQUARE2.jpg http://cdn.instructables.com/FQQ/A8B9/I9YRMOXU/FQQA8B9I9YRMOXU.SQUARE.jpg http://cdn.instructables.com/FQQ/A8B9/I9YRMOXU/FQQA8B9I9YRMOXU.SMALL.jpg Proto G In this instructable I will show you how to make a high voltage spark gap tiki torch. The flame ignites when the voltage difference between the conductors exceeds the breakdown voltage of the surrounding air. The air in the gap becomes ionized and creates a pathway for the current to flow. Spark ...
By: Proto G

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Fri, 22 May 2015 14:33:02 PDT
W.E.A.S.E.L. http://www.instructables.com/id/WEASEL/
W.E.A.S.E.L. - More DIY How To Projects]]> http://cdn.instructables.com/FFX/CKUW/I9YBWTWE/FFXCKUWI9YBWTWE.SQUARE2.jpg http://cdn.instructables.com/FFX/CKUW/I9YBWTWE/FFXCKUWI9YBWTWE.SQUARE.jpg http://cdn.instructables.com/FFX/CKUW/I9YBWTWE/FFXCKUWI9YBWTWE.SMALL.jpg TheWeaselTeam Begin with a basic frame (4 wheels, 2 motors). Take a metal sphere and cut it in half, designating one piece to be the top, and one for the bottom.Add brackets along the circumference of the largest part of the bottom dome, so that they may be used to fit the sphere back together securely.Add two pi...
By: TheWeaselTeam

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Fri, 22 May 2015 07:12:56 PDT
Dynamo Flashlight to Dynamo Battery Charger http://www.instructables.com/id/Dynamo-Flashlight-to-Dynamo-Battery-Charger/
Dynamo Flashlight to Dynamo Battery Charger - More DIY How To Projects]]> http://cdn.instructables.com/F9V/DNBU/I9YBW33L/F9VDNBUI9YBW33L.SQUARE2.jpg http://cdn.instructables.com/F9V/DNBU/I9YBW33L/F9VDNBUI9YBW33L.SQUARE.jpg http://cdn.instructables.com/F9V/DNBU/I9YBW33L/F9VDNBUI9YBW33L.SMALL.jpg Andrew AngeloB Here's an old dynamo flashlight, converted to charge small, AAA, and AA batteries (Note: charging batteries with bigger capacity will take more power and time...) Unscrew Everything Make sure you also unscrew the top cap Connection if you first buy the product, make sure you cut off the batter...
By: Andrew AngeloB

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Fri, 22 May 2015 05:02:52 PDT
How to unbrick an ESP8266 – Using ESP-03 as example http://www.instructables.com/id/How-to-unbrick-an-ESP8266-Using-ESP-03-as-example/
How to unbrick an ESP8266 – Using ESP-03 as example - More DIY How To Projects]]> http://cdn.instructables.com/F50/PLX0/I9YBRCV9/F50PLX0I9YBRCV9.SQUARE2.jpg http://cdn.instructables.com/F50/PLX0/I9YBRCV9/F50PLX0I9YBRCV9.SQUARE.jpg http://cdn.instructables.com/F50/PLX0/I9YBRCV9/F50PLX0I9YBRCV9.SMALL.jpg Wei-Hsiung Huang In the past couple of days, I've been sifting through tons of ESP8266 websites trying to make my ESP-03 module work because I couldn't detect its WiFi signal nor could I access it using AT command ever since I received them from the supplier in China. Finally, I've managed to make it works and here ...
By: Wei-Hsiung Huang

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Thu, 21 May 2015 17:27:35 PDT
Bench Power Supply Tutorials http://www.instructables.com/id/Bench-Power-Supply-Tutorials/ http://cdn.instructables.com/FMS/B64A/I9YBNT7H/FMSB64AI9YBNT7H.SQUARE2.jpg http://cdn.instructables.com/FMS/B64A/I9YBNT7H/FMSB64AI9YBNT7H.SQUARE.jpg http://cdn.instructables.com/FMS/B64A/I9YBNT7H/FMSB64AI9YBNT7H.SMALL.jpg xxlauraxx (Variable voltage) power to the people!A good power supply is useful when working with electronics, but it can be pricey. If you want to customize the size or output of your benchtop power supply, building your own can be a good option.Here are the most popular bench power supply projects on Instruc...
By: xxlauraxx

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Thu, 21 May 2015 13:09:39 PDT
RGB music controller with AGC http://www.instructables.com/id/RGB-music-controller-with-AGC/
RGB music controller with AGC - More DIY How To Projects]]> http://cdn.instructables.com/FHP/DE4E/I9XM3LWO/FHPDE4EI9XM3LWO.SQUARE2.jpg http://cdn.instructables.com/FHP/DE4E/I9XM3LWO/FHPDE4EI9XM3LWO.SQUARE.jpg http://cdn.instructables.com/FHP/DE4E/I9XM3LWO/FHPDE4EI9XM3LWO.SMALL.jpg KristianF1 Here i will show you how to create a RGB music controller, which lights RGB leds to music. I also added an AGC(Automatic gain control), which keeps the voltage at the same level. This is very useful, because you often play music at different volumes, and without the AGC, the leds will be very bright...
By: KristianF1

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Thu, 21 May 2015 05:09:30 PDT
COLLECTION | Intel® IoT Roadshow Projects http://www.instructables.com/id/Intel-IoT-Roadshow-Projects/ http://cdn.instructables.com/F6V/BV3W/I9UEAQNN/F6VBV3WI9UEAQNN.SQUARE2.jpg http://cdn.instructables.com/F6V/BV3W/I9UEAQNN/F6VBV3WI9UEAQNN.SQUARE.jpg http://cdn.instructables.com/F6V/BV3W/I9UEAQNN/F6VBV3WI9UEAQNN.SMALL.jpg EmpressPoesy This Intel® IoT collection features the innovative projects developed at the IoT Roadshows. Learn More about Intel® IoTParticipate in the Intel® IoT Invitational Intel IoT: Fall Detector Voice Ed (Intel IOT) Bluelock(Intel IOT) Holographic Jukebox (Intel IoT) Smart Automation (Inte...
By: EmpressPoesy

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Wed, 20 May 2015 17:25:17 PDT
Building your own bare-bones computer http://www.instructables.com/id/Building-your-own-bare-bones-computer/
Building your own bare-bones computer - More DIY How To Projects]]> http://cdn.instructables.com/FLD/W5SU/I9WTS5P9/FLDW5SUI9WTS5P9.SQUARE2.jpg http://cdn.instructables.com/FLD/W5SU/I9WTS5P9/FLDW5SUI9WTS5P9.SQUARE.jpg http://cdn.instructables.com/FLD/W5SU/I9WTS5P9/FLDW5SUI9WTS5P9.SMALL.jpg 8bitbeliever Computers have become ever more increasingly difficult to penetrate and learn how they work. With this setup, utilizing an old z80 8 bit microprocessor, you can learn about how a computer works in more detail and use this to expand upon your electronics projects! Here is a link to my other page wher...
By: 8bitbeliever

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Wed, 20 May 2015 16:08:20 PDT
make iBeacon http://www.instructables.com/id/make-iBeacon/
make iBeacon - More DIY How To Projects]]> http://cdn.instructables.com/FDX/2ZPF/I9WTRIRT/FDX2ZPFI9WTRIRT.SQUARE2.jpg http://cdn.instructables.com/FDX/2ZPF/I9WTRIRT/FDX2ZPFI9WTRIRT.SQUARE.jpg http://cdn.instructables.com/FDX/2ZPF/I9WTRIRT/FDX2ZPFI9WTRIRT.SMALL.jpg armins2 iBeacon is a new technology described by Apple Inc. as "a new class of low-powered, low-cost transmitters that can notify nearby iOS 7 or 8 devices of their presence".The technology enables a smart phone or other device to perform actions when in close proximity to an iBeacon.One application is an i...
By: armins2

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Wed, 20 May 2015 15:30:30 PDT
Working with H bridge http://www.instructables.com/id/Working-with-H-bridge/
Working with H bridge - More DIY How To Projects]]> http://cdn.instructables.com/FUZ/9CC1/IA0WDWWB/FUZ9CC1IA0WDWWB.SQUARE2.jpg http://cdn.instructables.com/FUZ/9CC1/IA0WDWWB/FUZ9CC1IA0WDWWB.SQUARE.jpg http://cdn.instructables.com/FUZ/9CC1/IA0WDWWB/FUZ9CC1IA0WDWWB.SMALL.jpg HKPNSS Hi Folks ,Its been a long time and i have been working with arduino and other fun projects but then i found out that you will need a L293D IC for a motor to spin backward and forward and to make it simple.There are many H bridge on sale in ebay , amazon, etc..but i like to research and make stuff so...
By: HKPNSS

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Wed, 20 May 2015 09:23:50 PDT
squishy circuits http://www.instructables.com/id/squishy-circuits-2/
squishy circuits - More DIY How To Projects]]> http://cdn.instructables.com/F33/3MKE/I9UE4B1J/F333MKEI9UE4B1J.SQUARE2.jpg http://cdn.instructables.com/F33/3MKE/I9UE4B1J/F333MKEI9UE4B1J.SQUARE.jpg http://cdn.instructables.com/F33/3MKE/I9UE4B1J/F333MKEI9UE4B1J.SMALL.jpg AnthonyH12 this is how you make circuits with play dough Conductive play dough To make the conductive you need 1 cup Water1 1/2 cups Flour1/4 cup Salt3 Tbsp. Cream of Tartar*1 Tbsp. Vegetable OilFood Coloring,and you will need to make it in a pot over stove top at medium temp. Non-Conductive Play dough ...
By: AnthonyH12

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Wed, 20 May 2015 08:38:30 PDT
Turn an old cellphone into a data sending device (using an arduino) http://www.instructables.com/id/Turn-an-old-cellphone-into-a-data-sending-device-u/
Turn an old cellphone into a data sending device (using an arduino) - More DIY How To Projects]]> http://cdn.instructables.com/F7G/ED5O/I9WM3RF9/F7GED5OI9WM3RF9.SQUARE2.jpg http://cdn.instructables.com/F7G/ED5O/I9WM3RF9/F7GED5OI9WM3RF9.SQUARE.jpg http://cdn.instructables.com/F7G/ED5O/I9WM3RF9/F7GED5OI9WM3RF9.SMALL.jpg Candymanproductions What will this device do?When complete, the combination of circuitry, arduino and modded cellphone will be able to autonomously send data through texts via the cellular network. This could be sensor data, for example from weather sensors.What am I going to show you in this tutorial?In this tutorial ...
By: Candymanproductions

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Wed, 20 May 2015 07:35:17 PDT
Water Level Indicator & Controller http://www.instructables.com/id/Water-Level-Indicator-Controller/
Water Level Indicator & Controller - More DIY How To Projects]]> http://cdn.instructables.com/F93/5HDZ/I9V6SSVH/F935HDZI9V6SSVH.SQUARE2.jpg http://cdn.instructables.com/F93/5HDZ/I9V6SSVH/F935HDZI9V6SSVH.SQUARE.jpg http://cdn.instructables.com/F93/5HDZ/I9V6SSVH/F935HDZI9V6SSVH.SMALL.jpg Darp Raithatha Water Level Indicator indicates the level of the water present in the Tank. The controller controllers the level such a way that that whenever the level reaches lowest level controller turns on the pump & when the tank gets full it turns off the pump. Parts You will need the electronic parts as l...
By: Darp Raithatha

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Wed, 20 May 2015 01:54:53 PDT
PCB Etching Using OHP sheets http://www.instructables.com/id/PCB-Etching-Using-OHP-sheets/
PCB Etching Using OHP sheets - More DIY How To Projects]]> http://cdn.instructables.com/F32/VGIG/I9WYXHU3/F32VGIGI9WYXHU3.SQUARE2.jpg http://cdn.instructables.com/F32/VGIG/I9WYXHU3/F32VGIGI9WYXHU3.SQUARE.jpg http://cdn.instructables.com/F32/VGIG/I9WYXHU3/F32VGIGI9WYXHU3.SMALL.jpg AVISHKAR_ Hello world in this video tutorial I will be showing you how to make your own printed circuit boards from your house in DIY way__________VIDEO_____________ Things you need: Copper clad Ferric chloride powder OHP sheets Scrubber PCB hand drillFollow the instruction in the video for the making of the ...
By: AVISHKAR_

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Wed, 20 May 2015 00:52:23 PDT
Seven Segment Display http://www.instructables.com/id/Seven-Segment-Display/
Seven Segment Display - More DIY How To Projects]]> http://cdn.instructables.com/FV9/TIZ2/I9V6SISZ/FV9TIZ2I9V6SISZ.SQUARE2.jpg http://cdn.instructables.com/FV9/TIZ2/I9V6SISZ/FV9TIZ2I9V6SISZ.SQUARE.jpg http://cdn.instructables.com/FV9/TIZ2/I9V6SISZ/FV9TIZ2I9V6SISZ.SMALL.jpg Darp Raithatha The general purpose display with the seven LED's inside, generally used to indicate the integers e.g In Lifts to indicate the no. of floor, in mulitimeters, etc. is known as seven segment display. Parts You need the following parts listed below:-1) IC 4026 (Ic with the counter + 7 segment display...
By: Darp Raithatha

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Wed, 20 May 2015 00:43:10 PDT
Solar Powering Home & AC by Solar Powering My Home! by Mjtrinihobby http://www.instructables.com/id/Solar-Powering-Home-AC-by-Solar-Powering-My-Home-b/ http://cdn.instructables.com/F71/X7QG/I9UDY0XZ/F71X7QGI9UDY0XZ.SQUARE2.jpg http://cdn.instructables.com/F71/X7QG/I9UDY0XZ/F71X7QGI9UDY0XZ.SQUARE.jpg http://cdn.instructables.com/F71/X7QG/I9UDY0XZ/F71X7QGI9UDY0XZ.SMALL.jpg vital4all I found these instructable very interesting, as I dream to solar power my office. 1 No 2T AC & some other 500watt load. In office use (day only), I need little batteries for floating use, as we rarely have power outages. Save on electriciry bills & a satisfaction, I DID IT.! Creating a home autom...
By: vital4all

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Tue, 19 May 2015 23:30:09 PDT