Instructables: exploring - technology - electronics - popular http://www.instructables.com Fri, 17 Nov 2017 20:50:57 PST BLOX v1.01 Adding a Current Limit Feature to a Buck/Boost Converter http://www.instructables.com/id/Adding-a-Current-Limit-Feature-to-a-BuckBoost-Conv/
Adding a Current Limit Feature to a Buck/Boost Converter - More DIY How To Projects]]> https://cdn.instructables.com/FQ0/60PO/J7MFR5DF/FQ060POJ7MFR5DF.SQUARE2.jpg https://cdn.instructables.com/FQ0/60PO/J7MFR5DF/FQ060POJ7MFR5DF.SQUARE.jpg https://cdn.instructables.com/FQ0/60PO/J7MFR5DF/FQ060POJ7MFR5DF.SMALL.jpg GreatScottLab In this project we will have a closer look at a common buck/boost converter and create a small, additional circuit that adds a current limit feature to it. With it, the buck/boost converter can be used just like a variable lab bench power supply. Let's get started! Watch the Video! The video give...
By: GreatScottLab

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Sun, 17 Sep 2017 07:47:39 PDT
Hack an old pc power supply into a lab bench power supply http://www.instructables.com/id/Hack-an-Old-Pc-Power-Supply-Into-a-Lab-Bench-Power/
Hack an old pc power supply into a lab bench power supply - More DIY How To Projects]]> https://cdn.instructables.com/F5L/YHOA/IMDZ7WS5/F5LYHOAIMDZ7WS5.SQUARE2.jpg https://cdn.instructables.com/F5L/YHOA/IMDZ7WS5/F5LYHOAIMDZ7WS5.SQUARE.jpg https://cdn.instructables.com/F5L/YHOA/IMDZ7WS5/F5LYHOAIMDZ7WS5.SMALL.jpg caisa16 In this tutorial i am going to show you how to convert an old PC power supply into a relatively chip bench power supply. This could be very useful for any beginners that enjoy making diverse circuits projects for a number of reasons. In the first place the costs are minimal since you probably alread...
By: caisa16

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Wed, 30 Mar 2016 13:02:44 PDT
How to Use Sky3DS Plus to Play All 3DS Games on 3DS 2DS http://www.instructables.com/id/How-to-Use-Sky3DS-Plus-to-Play-All-3DS-Games-on-3D/
How to Use Sky3DS Plus to Play All 3DS Games on 3DS 2DS - More DIY How To Projects]]> https://cdn.instructables.com/FCX/XB6D/IWQV9NS3/FCXXB6DIWQV9NS3.SQUARE2.jpg https://cdn.instructables.com/FCX/XB6D/IWQV9NS3/FCXXB6DIWQV9NS3.SQUARE.jpg https://cdn.instructables.com/FCX/XB6D/IWQV9NS3/FCXXB6DIWQV9NS3.SMALL.jpg jvower90s What is the best flashcard to play 3DS games?There are countless number of flashcarts currently available to run 3DS games, however which is the best card between them all? The choices range from Gateway 3DS, Supercard DStwo, R4i Gold 3DS and Sky3DS+. If you want to run the most recent 3DS games, th...
By: jvower90s

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Sun, 18 Dec 2016 20:43:15 PST
How to Interface Ultrasonic Sensor (HCSR04) to arduino uno http://www.instructables.com/id/How-to-Interface-Ultrasonic-Sensor-HCSR04-to-ardui/
How to Interface Ultrasonic Sensor (HCSR04) to arduino uno - More DIY How To Projects]]> https://cdn.instructables.com/FBT/CE30/IDIN4MHI/FBTCE30IDIN4MHI.SQUARE2.jpg https://cdn.instructables.com/FBT/CE30/IDIN4MHI/FBTCE30IDIN4MHI.SQUARE.jpg https://cdn.instructables.com/FBT/CE30/IDIN4MHI/FBTCE30IDIN4MHI.SMALL.jpg TechPonder Ultrasonic sensors are much more efficient than other obstacle detection sensors. Ultrasonic Sensors relatively inexpensive and also the ultrasound emitters and detectors are portable without the need for complex circuitry.Real time assistance and artificial vision along with dedicated obstacle dete...
By: TechPonder

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Wed, 19 Aug 2015 08:32:36 PDT
An LED Dice using a PIC 16F84 (or 16F88) http://www.instructables.com/id/An-LED-Dice-using-a-PIC-16F84-or-16F88/
An LED Dice using a PIC 16F84 (or 16F88) - More DIY How To Projects]]> https://cdn.instructables.com/FS1/TF1A/G1BBC6ME/FS1TF1AG1BBC6ME.SQUARE2.jpg https://cdn.instructables.com/FS1/TF1A/G1BBC6ME/FS1TF1AG1BBC6ME.SQUARE.jpg https://cdn.instructables.com/FS1/TF1A/G1BBC6ME/FS1TF1AG1BBC6ME.SMALL.jpg drj113 This is a re-print of a project that I made a number of years ago - I was trawling the web, and discovered that others had been making it, so I decided to put the detail here on instructables.com - so that others can benefit. Many Led Dice have been published in various forms over the years, us...
By: drj113

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Wed, 28 Oct 2009 23:33:13 PDT
Make Your Own Simple Theremin http://www.instructables.com/id/Make-Your-Own-Simple-Theremin/
Make Your Own Simple Theremin - More DIY How To Projects]]> https://cdn.instructables.com/F73/DKQ9/J9SVVA1U/F73DKQ9J9SVVA1U.SQUARE2.jpg https://cdn.instructables.com/F73/DKQ9/J9SVVA1U/F73DKQ9J9SVVA1U.SQUARE.jpg https://cdn.instructables.com/F73/DKQ9/J9SVVA1U/F73DKQ9J9SVVA1U.SMALL.jpg GreatScottLab In this project I will show you how the electronic instrument Theremin works and how we can create a simple version of it with the help of 2 ICs and only a few complementary components. Along the way we will talk about oscillator types, body capacitance and much more. So let's get started! Watch t...
By: GreatScottLab

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Sun, 12 Nov 2017 07:52:40 PST
Cheap Desk Phone Wireless Headset http://www.instructables.com/id/Cheap-Desk-Phone-Wireless-Headset/
Cheap Desk Phone Wireless Headset - More DIY How To Projects]]> https://cdn.instructables.com/F7B/42I8/G4D5X61L/F7B42I8G4D5X61L.SQUARE2.jpg https://cdn.instructables.com/F7B/42I8/G4D5X61L/F7B42I8G4D5X61L.SQUARE.jpg https://cdn.instructables.com/F7B/42I8/G4D5X61L/F7B42I8G4D5X61L.SMALL.jpg pnautilus I spend a lot of time on the phone in the office, so I have been trying to figure out a way to get a wireless headset (AWH54 or CT14) for my desk phone without donating a kidney to Plantronics. This 'hack' was done on an Avaya Partner 18D office phone, and should work with any desk phone that has: ...
By: pnautilus

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Fri, 15 Jan 2010 07:44:06 PST
Replace the touchscreen on a Garmin Oregon for $20 http://www.instructables.com/id/Replace-the-touchscreen-on-a-Garmin-Oregon-for-20/
Replace the touchscreen on a Garmin Oregon for $20 - More DIY How To Projects]]> https://cdn.instructables.com/FMR/PSIL/HQ0IQIDA/FMRPSILHQ0IQIDA.SQUARE2.jpg https://cdn.instructables.com/FMR/PSIL/HQ0IQIDA/FMRPSILHQ0IQIDA.SQUARE.jpg https://cdn.instructables.com/FMR/PSIL/HQ0IQIDA/FMRPSILHQ0IQIDA.SMALL.jpg Kev_MacD Over time my Garmin Oregon's touch screen managed to get a few nicks and scratches, which I mostly ignored. Then I dropped the unit and put a fairly big scrape in the touchscreen. Recently I discovered that this screen can be purchased for $20 and replaced at home in about 30 minutes. This works o...
By: Kev_MacD

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Sat, 4 Jan 2014 00:43:55 PST
MCM Variable Bench Power Supply http://www.instructables.com/id/MCM-Variable-Bench-Power-Supply/
MCM Variable Bench Power Supply - More DIY How To Projects]]> https://cdn.instructables.com/FMK/MW0F/IWWFTHAQ/FMKMW0FIWWFTHAQ.SQUARE2.jpg https://cdn.instructables.com/FMK/MW0F/IWWFTHAQ/FMKMW0FIWWFTHAQ.SQUARE.jpg https://cdn.instructables.com/FMK/MW0F/IWWFTHAQ/FMKMW0FIWWFTHAQ.SMALL.jpg 3nz01 As you learn more about electronics you quickly realize how valuable a variable bench power supply is. For the uninitiated a bench power supply is essentially a box that sits on your bench and let you control the power you supply to your project. Some power supplys allow for very little control such...
By: 3nz01

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Wed, 21 Dec 2016 20:13:52 PST
Light Theremin http://www.instructables.com/id/Light-Theremin/
Light Theremin - More DIY How To Projects]]> https://cdn.instructables.com/F1F/LDA2/FV15TPWH/F1FLDA2FV15TPWH.SQUARE2.jpg https://cdn.instructables.com/F1F/LDA2/FV15TPWH/F1FLDA2FV15TPWH.SQUARE.jpg https://cdn.instructables.com/F1F/LDA2/FV15TPWH/F1FLDA2FV15TPWH.SMALL.jpg TXTCLA55 The Light Theremin is a simple to build instrument that uses light and shadows to create sound. The theremin circuit used nomally for these insruments are quite complex, this one however is as simple as a 555 Timer IC and some basic components from your scrap box. so with out any more delay...Lets g...
By: TXTCLA55

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Sat, 13 Jun 2009 12:48:38 PDT
Photo Components & Testing http://www.instructables.com/id/Photo-Components-Testing/
Photo Components & Testing - More DIY How To Projects]]> https://cdn.instructables.com/F3D/FUE0/HAVGJNZ0/F3DFUE0HAVGJNZ0.SQUARE2.jpg https://cdn.instructables.com/F3D/FUE0/HAVGJNZ0/F3DFUE0HAVGJNZ0.SQUARE.jpg https://cdn.instructables.com/F3D/FUE0/HAVGJNZ0/F3DFUE0HAVGJNZ0.SMALL.jpg Josehf Murchison Electronic components are expensive and the more I tinker the more I need, so I salvage as many components as I can. Visible light LEDs are easy to test, however Infrared light LEDs, Ultraviolet light LEDs, Pin diodes, and Phototransistors are not as easy to test as they ether do not emit visible li...
By: Josehf Murchison

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Tue, 1 Jan 2013 08:11:33 PST
How to Disassemble A Game Boy (DMG) http://www.instructables.com/id/How-to-Disassemble-A-Game-Boy-DMG/
How to Disassemble A Game Boy (DMG) - More DIY How To Projects]]> https://cdn.instructables.com/FXJ/GW3L/I3TIAOQL/FXJGW3LI3TIAOQL.SQUARE2.jpg https://cdn.instructables.com/FXJ/GW3L/I3TIAOQL/FXJGW3LI3TIAOQL.SQUARE.jpg https://cdn.instructables.com/FXJ/GW3L/I3TIAOQL/FXJGW3LI3TIAOQL.SMALL.jpg asmretro If you like what we do, find our shop at http://asmretro.com or find us on Facebook and Instagram!Required Tools: Triwing Screwdriver For the Main Housing* Philips head screwdriver* Note that older revisions of the Game Boy have Philips head screws.Optional Parts: Magnet, or tin (For screws) Smaller...
By: asmretro

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Fri, 26 Dec 2014 19:58:38 PST
Pocket Sized Guitar Amp http://www.instructables.com/id/Pocket-Sized-Guitar-Amp/
Pocket Sized Guitar Amp - More DIY How To Projects]]> https://cdn.instructables.com/F9E/UUHV/GSUT2XMJ/F9EUUHVGSUT2XMJ.SQUARE2.jpg https://cdn.instructables.com/F9E/UUHV/GSUT2XMJ/F9EUUHVGSUT2XMJ.SQUARE.jpg https://cdn.instructables.com/F9E/UUHV/GSUT2XMJ/F9EUUHVGSUT2XMJ.SMALL.jpg JoeBeau Even though I do not know from experience- (as I do not play the guitar)- I have heard from many of my friends that one of the biggest pains of an electric guitar is the need to hook it up to an amp to hear actual electric guitar sound. Thats not a problem with the  milli-AMP! Product pitching asid...
By: JoeBeau

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Sun, 2 Oct 2011 08:38:04 PDT
How to Make 12V DC to 220V AC Inverter http://www.instructables.com/id/How-to-Make-12V-DC-to-220V-AC-Inverter/
How to Make 12V DC to 220V AC Inverter - More DIY How To Projects]]> https://cdn.instructables.com/F61/1FXS/J44FJY7R/F611FXSJ44FJY7R.SQUARE2.jpg https://cdn.instructables.com/F61/1FXS/J44FJY7R/F611FXSJ44FJY7R.SQUARE.jpg https://cdn.instructables.com/F61/1FXS/J44FJY7R/F611FXSJ44FJY7R.SMALL.jpg JunezRiyaz Hello guys, In this Instructable I will instruct you to make your own 12v DC to 220v AC inverter with less number of components. In this project I use 555 timer IC in Astable multivibrator mode to generate square wave at 50Hz frequency.More information about 555 Oscillators you can check it hereBefo...
By: JunezRiyaz

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Mon, 19 Jun 2017 21:47:47 PDT
How to Make FM Transmitter http://www.instructables.com/id/How-to-Make-FM-Transmitter/
How to Make FM Transmitter - More DIY How To Projects]]> https://cdn.instructables.com/FFV/S1US/IZ6CN62U/FFVS1USIZ6CN62U.SQUARE2.jpg https://cdn.instructables.com/FFV/S1US/IZ6CN62U/FFVS1USIZ6CN62U.SQUARE.jpg https://cdn.instructables.com/FFV/S1US/IZ6CN62U/FFVS1USIZ6CN62U.SMALL.jpg JunezRiyaz A short range FM transmitter is a low-power FM radio transmitter that broadcasts a signal from a portable audio device (such as an MP3 player) to a standard FM radio. Most of these transmitters plug into the device's headphone jack and then broadcast the signal over an FM broadcast band frequency,...
By: JunezRiyaz

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Fri, 24 Feb 2017 04:27:57 PST
How to prolong the life of an 18650 battery http://www.instructables.com/id/How-to-Prolong-the-Life-of-an-18650-Battery/
How to prolong the life of an 18650 battery - More DIY How To Projects]]> https://cdn.instructables.com/F5A/V2PI/ILQVJRRA/F5AV2PIILQVJRRA.SQUARE2.jpg https://cdn.instructables.com/F5A/V2PI/ILQVJRRA/F5AV2PIILQVJRRA.SQUARE.jpg https://cdn.instructables.com/F5A/V2PI/ILQVJRRA/F5AV2PIILQVJRRA.SMALL.jpg 18650 battery There are many important specifications for an 18650 battery, including: Capacity (mAh)Discharge Current (A)Charge Current (A)Maximum Cycle LifeIn this Instructable, I want to talk about maximum cycle life, and how you can use this measure to prolong the life of your batteries. Step 1: Learn about...
By: 18650 battery

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Mon, 14 Mar 2016 05:55:05 PDT
STM32F103 Getting started (using Keil and STMCubeMX) http://www.instructables.com/id/STM32F103-Getting-started/
STM32F103 Getting started (using Keil and STMCubeMX) - More DIY How To Projects]]> https://cdn.instructables.com/FW2/7VYY/IH7L99CN/FW27VYYIH7L99CN.SQUARE2.jpg https://cdn.instructables.com/FW2/7VYY/IH7L99CN/FW27VYYIH7L99CN.SQUARE.jpg https://cdn.instructables.com/FW2/7VYY/IH7L99CN/FW27VYYIH7L99CN.SMALL.jpg ARK4579 In this tutorial, I will help you getting installing software's that you will need while developing your application using STM32 Board.I will be using STM32F103RBT6. Most of this tutorial also applies to other STM boards, but you have to be careful about that.I have divided this tutorial into 3 Main...
By: ARK4579

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Fri, 20 Nov 2015 10:05:05 PST
DC-DC voltage doubler (simplest possible circuit) http://www.instructables.com/id/DC-DC-voltage-doubler-simplest-possible-circuit/
DC-DC voltage doubler (simplest possible circuit) - More DIY How To Projects]]> https://cdn.instructables.com/FO1/RFG9/ICRXONZ5/FO1RFG9ICRXONZ5.SQUARE2.jpg https://cdn.instructables.com/FO1/RFG9/ICRXONZ5/FO1RFG9ICRXONZ5.SQUARE.jpg https://cdn.instructables.com/FO1/RFG9/ICRXONZ5/FO1RFG9ICRXONZ5.SMALL.jpg simpletronic This voltage doubler circuit uses a DPDT switch to alternately charge 2 series connected capacitors. The main purpose of this circuit is to illustrate the principle of operation of switched-capacitor voltage multipliers. Other applications are up to you ! Images Circuit & components SW1: ...
By: simpletronic

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Sun, 2 Aug 2015 17:51:33 PDT
Make a Fridge http://www.instructables.com/id/Make-a-Fridge/
Make a Fridge - More DIY How To Projects]]> https://cdn.instructables.com/FVW/99PB/IUOHV5DU/FVW99PBIUOHV5DU.SQUARE2.jpg https://cdn.instructables.com/FVW/99PB/IUOHV5DU/FVW99PBIUOHV5DU.SQUARE.jpg https://cdn.instructables.com/FVW/99PB/IUOHV5DU/FVW99PBIUOHV5DU.SMALL.jpg ShailzaP In this tutorial, i will be making a mini portable fridge using a PELTIER module beetting started one should know about the thermoelectric effect. The thermoelectric effect is the conversion of electrical energy into heat energy and vice versa, this is also called seeback effect.In this project i ha...
By: ShailzaP

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Wed, 26 Oct 2016 11:11:34 PDT
Make Straight Cable Into Coiled / Pigtail Cable http://www.instructables.com/id/Make-Straight-Cable-Into-Coiled-Pigtail-Cable/
Make Straight Cable Into Coiled / Pigtail Cable - More DIY How To Projects]]> https://cdn.instructables.com/FET/E9NE/J98RC7IQ/FETE9NEJ98RC7IQ.SQUARE2.jpg https://cdn.instructables.com/FET/E9NE/J98RC7IQ/FETE9NEJ98RC7IQ.SQUARE.jpg https://cdn.instructables.com/FET/E9NE/J98RC7IQ/FETE9NEJ98RC7IQ.SMALL.jpg fzumrk Here is a super-easy way permanently coil a cable such as a USB, Lightning, or similar data / charging cable. I recently upgraded my iphone and had to upgrade all my cables too. I like the coiled type for plugging my phone into my car stereo. For some reason, the coiled cables cost about $12 a pi...
By: fzumrk

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Fri, 27 Oct 2017 08:23:48 PDT
Fix Your Westinghouse SK-19H210S Television http://www.instructables.com/id/Fix-Your-Westinghouse-SK-19H210S-Television/
Fix Your Westinghouse SK-19H210S Television - More DIY How To Projects]]> https://cdn.instructables.com/FDM/8XMZ/GIKL3VZV/FDM8XMZGIKL3VZV.SQUARE2.jpg https://cdn.instructables.com/FDM/8XMZ/GIKL3VZV/FDM8XMZGIKL3VZV.SQUARE.jpg https://cdn.instructables.com/FDM/8XMZ/GIKL3VZV/FDM8XMZGIKL3VZV.SMALL.jpg mk650g My nice little 19" Westinghouse TV lasted just over a year before it died. It had been working beautifully until one day, it refused to turn on. The little power LED wouldn't even flicker. I called Westinghouse and they said that I was out of luck because it was no longer under warranty. Shoot. Aft...
By: mk650g

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Thu, 6 Jan 2011 23:12:21 PST
Vertical Etching Tank for DIY PCB etching http://www.instructables.com/id/Vertical-Etching-Tank-for-DIY-PCB-etching/
Vertical Etching Tank for DIY PCB etching - More DIY How To Projects]]> https://cdn.instructables.com/FSK/PJ4M/GF5V65ZC/FSKPJ4MGF5V65ZC.SQUARE2.jpg https://cdn.instructables.com/FSK/PJ4M/GF5V65ZC/FSKPJ4MGF5V65ZC.SQUARE.jpg https://cdn.instructables.com/FSK/PJ4M/GF5V65ZC/FSKPJ4MGF5V65ZC.SMALL.jpg Giant Background I've been etching my own prototype boards for many years in a glass tray, using a griddle to heat the solution.  The large horizontal area of the solution resulted in lots of fumes that were hard to avoid breathing.  The boards etched unevenly (due to hotspots of the griddle) and require...
By: Giant

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Tue, 12 Oct 2010 12:40:12 PDT
LED Night Light (Dark Sensor) http://www.instructables.com/id/LED-Night-Light-Dark-Sensor/
LED Night Light (Dark Sensor) - More DIY How To Projects]]> https://cdn.instructables.com/F3J/ILAG/ICG296UF/F3JILAGICG296UF.SQUARE2.jpg https://cdn.instructables.com/F3J/ILAG/ICG296UF/F3JILAGICG296UF.SQUARE.jpg https://cdn.instructables.com/F3J/ILAG/ICG296UF/F3JILAGICG296UF.SMALL.jpg vonPongrac Many children are afraid of darkness. I was one of them. For children to fall asleep more easily one can install so called night light into wall socket. Those have series disadvantage: you must remove night light if you want to use that socket. What if you could make small portable, battery powered ...
By: vonPongrac

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Thu, 23 Jul 2015 07:57:39 PDT
Servo Motor Tester http://www.instructables.com/id/Servo-Motor-Tester/
Servo Motor Tester - More DIY How To Projects]]> https://cdn.instructables.com/FPX/SLJ4/IGFGNY7P/FPXSLJ4IGFGNY7P.SQUARE2.jpg https://cdn.instructables.com/FPX/SLJ4/IGFGNY7P/FPXSLJ4IGFGNY7P.SQUARE.jpg https://cdn.instructables.com/FPX/SLJ4/IGFGNY7P/FPXSLJ4IGFGNY7P.SMALL.jpg JayantBh Whenever you buy a new Servo motor and you connect it to the circuit, and if it doesn’t rotate, you might think that Servo may be faulty. So each time when you face this kind of problem, you think of testing it somehow. So here we are building a circuit to test the Servo motor, using 555 timer IC, w...
By: JayantBh

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Sun, 1 Nov 2015 01:44:18 PST
Temperature Measurement Tutorial (Part1) http://www.instructables.com/id/Temperature-Measurement-Tutorial-Part1/
Temperature Measurement Tutorial (Part1) - More DIY How To Projects]]> https://cdn.instructables.com/F1E/LIH3/IEQXVIWH/F1ELIH3IEQXVIWH.SQUARE2.jpg https://cdn.instructables.com/F1E/LIH3/IEQXVIWH/F1ELIH3IEQXVIWH.SQUARE.jpg https://cdn.instructables.com/F1E/LIH3/IEQXVIWH/F1ELIH3IEQXVIWH.SMALL.jpg GreatScottLab In this project I will show you how the resistance of different materials is used to measure accurate temperatures. The project will include information about NTC thermistors, PT100, Wheatstone bridge, LM35 and DS18B20. And at the end I will show you how to build a simple thermometer. Let's get star...
By: GreatScottLab

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Sun, 20 Sep 2015 08:03:44 PDT
Headphone Dummy Load http://www.instructables.com/id/Headphone-Dummy-Load/
Headphone Dummy Load - More DIY How To Projects]]> https://cdn.instructables.com/FOM/QEDP/J95OUXSP/FOMQEDPJ95OUXSP.SQUARE2.jpg https://cdn.instructables.com/FOM/QEDP/J95OUXSP/FOMQEDPJ95OUXSP.SQUARE.jpg https://cdn.instructables.com/FOM/QEDP/J95OUXSP/FOMQEDPJ95OUXSP.SMALL.jpg abzza When testing audio equipment - especially power amplifiers - it pays to be careful. An ESD strap to prevent frying your components. A bulb tester to prevent frying yourself. And a dummy load to prevent your speakers/eardrums from exploding.An audio dummy load is typically a high-powered resistor (or...
By: abzza

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Tue, 24 Oct 2017 08:31:52 PDT
Home-made Mini Taser http://www.instructables.com/id/Home-made-Mini-Taser/
Home-made Mini Taser - More DIY How To Projects]]> https://cdn.instructables.com/FWH/EGYP/IDZSJIHI/FWHEGYPIDZSJIHI.SQUARE2.jpg https://cdn.instructables.com/FWH/EGYP/IDZSJIHI/FWHEGYPIDZSJIHI.SQUARE.jpg https://cdn.instructables.com/FWH/EGYP/IDZSJIHI/FWHEGYPIDZSJIHI.SMALL.jpg lonesoulsurfer So you have a need to send a few thousand volts through someone. Good - you've come to the right place then.Now I'm not saying that this mini taser will take down your enemies but it will definitely make them think twice. Just the sound is enough too send chills down their spine. For those with b...
By: lonesoulsurfer

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Mon, 31 Aug 2015 15:57:17 PDT
Soldering Clean Wire Splices http://www.instructables.com/id/Soldering-Clean-Wire-Splices/
Soldering Clean Wire Splices - More DIY How To Projects]]> https://cdn.instructables.com/FXI/E701/J8YRER6U/FXIE701J8YRER6U.SQUARE2.jpg https://cdn.instructables.com/FXI/E701/J8YRER6U/FXIE701J8YRER6U.SQUARE.jpg https://cdn.instructables.com/FXI/E701/J8YRER6U/FXIE701J8YRER6U.SMALL.jpg bekathwia Here's a quick tip about properly splicing cables. This is handy for changing the connector on your solar panel, or simply making any two-wire cable longer. This may seem like a basic skill, but I know that by the time I learned this technique, I wished someone had told me earlier.You will need:Wire...
By: bekathwia

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Sat, 21 Oct 2017 04:52:22 PDT
SMD Decade Resistance Box http://www.instructables.com/id/SMD-Decade-Resistance-Box/
SMD Decade Resistance Box - More DIY How To Projects]]> https://cdn.instructables.com/FIT/V91X/ILQVIWPV/FITV91XILQVIWPV.SQUARE2.jpg https://cdn.instructables.com/FIT/V91X/ILQVIWPV/FITV91XILQVIWPV.SQUARE.jpg https://cdn.instructables.com/FIT/V91X/ILQVIWPV/FITV91XILQVIWPV.SMALL.jpg magkopian How many times while prototyping a circuit you had to search for a particular resistor value spending almost half an hour trying to find it? How many times you measured a resistor with your multimeter, just to make sure it really is the value you think it is before putting it on the breadboard? And ...
By: magkopian

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Sun, 13 Mar 2016 20:38:55 PDT
Make a Self Level Laser (SLL) http://www.instructables.com/id/Make-a-Self-Level-Laser-SLL/
Make a Self Level Laser (SLL) - More DIY How To Projects]]> https://cdn.instructables.com/FT6/A27W/I028YW9B/FT6A27WI028YW9B.SQUARE2.jpg https://cdn.instructables.com/FT6/A27W/I028YW9B/FT6A27WI028YW9B.SQUARE.jpg https://cdn.instructables.com/FT6/A27W/I028YW9B/FT6A27WI028YW9B.SMALL.jpg frapedia Hello everybody !Today i am going to show you how I made a self level laser on a cheep!I had this idea for quite a while but never manage to find some time until now.If you interested on making one, I would suggest to download all files and read everything before any attempt.For this first attempt t...
By: frapedia

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Sun, 14 Sep 2014 11:47:12 PDT
Making warning alarm system for room http://www.instructables.com/id/Making-warning-alarm-system-for-room/
Making warning alarm system for room - More DIY How To Projects]]> https://cdn.instructables.com/F4A/KBMQ/HLZRVNQ2/F4AKBMQHLZRVNQ2.SQUARE2.jpg https://cdn.instructables.com/F4A/KBMQ/HLZRVNQ2/F4AKBMQHLZRVNQ2.SQUARE.jpg https://cdn.instructables.com/F4A/KBMQ/HLZRVNQ2/F4AKBMQHLZRVNQ2.SMALL.jpg nogard7 Do you not like your parents opening door without knocking? Let’s make simple alarm system for your room that will warn you from everyone who is about to enter your room!! What you need:  1 – 9V battery 1 – 12v dc buzzer (Available at Radio Shack or amazon) 1 – Aluminum foil (Available at Walmart) ...
By: nogard7

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Sun, 29 Sep 2013 21:22:10 PDT
DIY Cassette Deck Drive Belts http://www.instructables.com/id/DIY-Cassette-Deck-Drive-Belts/
DIY Cassette Deck Drive Belts - More DIY How To Projects]]> https://cdn.instructables.com/F2T/KY1Z/IFDSYV03/F2TKY1ZIFDSYV03.SQUARE2.jpg https://cdn.instructables.com/F2T/KY1Z/IFDSYV03/F2TKY1ZIFDSYV03.SQUARE.jpg https://cdn.instructables.com/F2T/KY1Z/IFDSYV03/F2TKY1ZIFDSYV03.SMALL.jpg Hashem_Mehyar Music suddenly stops, deck starts going back and forth, and then the cassette is ejected in disgust, you insert it back and listen a sound of a motor spinning uselessly, that's the sound of a drive belt failure. this can also happen to the cd receive and ejecting mechanism, cd will get stuck inside ...
By: Hashem_Mehyar

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Tue, 6 Oct 2015 00:32:47 PDT
Arduino Tutorial - Laser security system http://www.instructables.com/id/Arduino-Tutorial-Laser-Security-System/
Arduino Tutorial - Laser security system - More DIY How To Projects]]> https://cdn.instructables.com/FLH/73VA/IOYDFKYD/FLH73VAIOYDFKYD.SQUARE2.jpg https://cdn.instructables.com/FLH/73VA/IOYDFKYD/FLH73VAIOYDFKYD.SQUARE.jpg https://cdn.instructables.com/FLH/73VA/IOYDFKYD/FLH73VAIOYDFKYD.SMALL.jpg BlueMatter In this tutorial, I show you, How To make a Simple laser Security System with Arduino. ​You will need: HardwareLED Laser PhotoresistorPiezo Buzzer Breadboards Arduino unoResistor 10Ω Resistor220Ω Resistor for led.jumper wireSoftwareArduino IDE Watch the video tutorial Video tutorial Schem...
By: BlueMatter

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Thu, 2 Jun 2016 14:38:19 PDT
HackerBoxes 0007: Digital Soundscapes http://www.instructables.com/id/HackerBoxes-0007-Digital-Soundscapes/
HackerBoxes 0007: Digital Soundscapes - More DIY How To Projects]]> https://cdn.instructables.com/FI2/RBS6/IOO5LEG4/FI2RBS6IOO5LEG4.SQUARE2.jpg https://cdn.instructables.com/FI2/RBS6/IOO5LEG4/FI2RBS6IOO5LEG4.SQUARE.jpg https://cdn.instructables.com/FI2/RBS6/IOO5LEG4/FI2RBS6IOO5LEG4.SMALL.jpg HackerBoxes Soundscape! This month, HackerBox Hackers are exploring digital soundscapes. Music, beeps, buzzes, and audio signals of all sorts may be generated by a variety of modern electronic devices. Let's have a look at simple 8bit sounds "bit banged" from a microcontroller, right through the more complex...
By: HackerBoxes

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Sat, 28 May 2016 17:44:22 PDT
Audio Amplifier with salvaged parts http://www.instructables.com/id/Audio-Amplifier-with-salvaged-parts/
Audio Amplifier with salvaged parts - More DIY How To Projects]]> https://cdn.instructables.com/FPH/ELRO/IBDHQTJM/FPHELROIBDHQTJM.SQUARE2.jpg https://cdn.instructables.com/FPH/ELRO/IBDHQTJM/FPHELROIBDHQTJM.SQUARE.jpg https://cdn.instructables.com/FPH/ELRO/IBDHQTJM/FPHELROIBDHQTJM.SMALL.jpg jdwel I enjoy salvaging electronic parts from discarded equipment. A lot of people will gladly donate unwanted radios, stereos, CD radios, and other devices to someone like me that wants to learn and is willing to come get them. A lot of modern electronic devices aren't good candidates for part recyclin...
By: jdwel

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Fri, 26 Jun 2015 15:17:59 PDT
DIY USB to TTL Converter http://www.instructables.com/id/DIY-USB-to-TTL-Converter/
DIY USB to TTL Converter - More DIY How To Projects]]> https://cdn.instructables.com/F08/UKCM/IRXTGNAT/F08UKCMIRXTGNAT.SQUARE2.jpg https://cdn.instructables.com/F08/UKCM/IRXTGNAT/F08UKCMIRXTGNAT.SQUARE.jpg https://cdn.instructables.com/F08/UKCM/IRXTGNAT/F08UKCMIRXTGNAT.SMALL.jpg ams31 Now that the PC’s com port or Serial port is almost obsolete there is quite a lot of requirement for USB to TTL or USB to RS232 converter. USB to TTL converters are required for interfacing microcontrollers to PC it is also required for loading code in Arduino Mini, setting/modifying ESP8266 firmwa...
By: ams31

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Mon, 22 Aug 2016 02:00:34 PDT
Hard Drive Speaker http://www.instructables.com/id/Hard-Drive-Speaker/
Hard Drive Speaker - More DIY How To Projects]]> https://cdn.instructables.com/FJS/Z41X/J8UGW5M6/FJSZ41XJ8UGW5M6.SQUARE2.jpg https://cdn.instructables.com/FJS/Z41X/J8UGW5M6/FJSZ41XJ8UGW5M6.SQUARE.jpg https://cdn.instructables.com/FJS/Z41X/J8UGW5M6/FJSZ41XJ8UGW5M6.SMALL.jpg ThomasVDD Many people have an old hard drive laying around. In this project we will reuse it by turning it into a speaker! While it's not super useful, it surely looks cool and people are taken aback when they see it.You might ask yourself: how can a hard drive produce sound? There is no speaker in it. If we ...
By: ThomasVDD

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Tue, 17 Oct 2017 06:00:31 PDT
DIY WiFi RGB LED Lamp http://www.instructables.com/id/DIY-WiFi-RGB-LED-Lamp/
DIY WiFi RGB LED Lamp - More DIY How To Projects]]> https://cdn.instructables.com/F3A/K6Z2/J8F5W59E/F3AK6Z2J8F5W59E.SQUARE2.jpg https://cdn.instructables.com/F3A/K6Z2/J8F5W59E/F3AK6Z2J8F5W59E.SQUARE.jpg https://cdn.instructables.com/F3A/K6Z2/J8F5W59E/F3AK6Z2J8F5W59E.SMALL.jpg GreatScottLab In this project I will show you how I created a three channel constant current source and successfully combined it with an ESP8266µC and a 10W RGB High Power LED in order to create a WiFi controlled Lamp. Along the way I will also demonstrate how easy it is to use the App "Blynk" to control your ESP...
By: GreatScottLab

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Sun, 8 Oct 2017 07:42:58 PDT
Fast Charging Anywhere http://www.instructables.com/id/Fast-Charging-Anywhere/
Fast Charging Anywhere - More DIY How To Projects]]> https://cdn.instructables.com/F3X/8DJ5/J7ARHWLO/F3X8DJ5J7ARHWLO.SQUARE2.jpg https://cdn.instructables.com/F3X/8DJ5/J7ARHWLO/F3X8DJ5J7ARHWLO.SQUARE.jpg https://cdn.instructables.com/F3X/8DJ5/J7ARHWLO/F3X8DJ5J7ARHWLO.SMALL.jpg Steve Willson Kujur Hey! everyone My name is Steve.Today I'm going to show you How to fast charge your phone Anywhere This just like DIY Project Click Here to See The VideoLet's Start Features Input Power 7v - 60v Dc " Such a huge range " Output Power5V/5A - Very Stable Output Smart Features USB port 1 ...
By: Steve Willson Kujur

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Fri, 8 Sep 2017 11:54:16 PDT
Lapcade Arcade Controller http://www.instructables.com/id/Lapcade-Arcade-Controller/
Lapcade Arcade Controller - More DIY How To Projects]]> https://cdn.instructables.com/FFT/85P9/J8UGYWOR/FFT85P9J8UGYWOR.SQUARE2.jpg https://cdn.instructables.com/FFT/85P9/J8UGYWOR/FFT85P9J8UGYWOR.SQUARE.jpg https://cdn.instructables.com/FFT/85P9/J8UGYWOR/FFT85P9J8UGYWOR.SMALL.jpg AndrewHoover I'm not much of a gamer. When I was a kid, I was more interested in seeing how they worked than I was in playing them. I can count on one hand how many arcade games I regularly played. That being said, it would be easy for someone to find it odd that I would take the time to build an arcade controll...
By: AndrewHoover

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Tue, 17 Oct 2017 15:33:48 PDT
Echo Dot and Wifi for your Car http://www.instructables.com/id/Echo-Dot-and-Wifi-for-Your-Car/
Echo Dot and Wifi for your Car - More DIY How To Projects]]> https://cdn.instructables.com/FNH/T25O/IWWFTM9H/FNHT25OIWWFTM9H.SQUARE2.jpg https://cdn.instructables.com/FNH/T25O/IWWFTM9H/FNHT25OIWWFTM9H.SQUARE.jpg https://cdn.instructables.com/FNH/T25O/IWWFTM9H/FNHT25OIWWFTM9H.SMALL.jpg plarge You NEED a smart car right?Who doesn't!This able will teach you how to set up a mobile hotspot and integrate Amazon's amazing digital assistant Alexa into your vehicle (1996 or newer combustible engine vehicle).You'll need a mobile hot spot for your car, an Echo Dot, a way to power it (USB port), an...
By: plarge

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Wed, 21 Dec 2016 22:39:50 PST
Arduino and 3.5 Inch (320x480) TFT LCD (ILI9488) SPI Interface With DHT22 Temperature / Humidity Measurement http://www.instructables.com/id/Arduino-and-35-Inch-320x480-TFT-LCD-ILI9488-SPI-In/
Arduino and 3.5 Inch (320x480) TFT LCD (ILI9488) SPI Interface With DHT22 Temperature / Humidity Measurement - More DIY How To Projects]]> https://cdn.instructables.com/F17/H7CR/ISCBAO1I/F17H7CRISCBAO1I.SQUARE2.jpg https://cdn.instructables.com/F17/H7CR/ISCBAO1I/F17H7CRISCBAO1I.SQUARE.jpg https://cdn.instructables.com/F17/H7CR/ISCBAO1I/F17H7CRISCBAO1I.SMALL.jpg PugazhM AbstractNowadays, the beautiful TFT LCD screens are getting cheaper and using it in an embedded design, makes it more user friendly. In this instructable, explains connecting the 320x480, 3.5Inch TFT LCD, with ILI9488 driver and SPI interfacing into Arduino. The LCD can be connected to the Arduinos ...
By: PugazhM

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Thu, 1 Sep 2016 02:59:43 PDT
High Voltage Generator-Electrofishing http://www.instructables.com/id/High-Voltage-Generator-Electrofishing/
High Voltage Generator-Electrofishing - More DIY How To Projects]]> https://cdn.instructables.com/FEH/K01B/I7KB4J8A/FEHK01BI7KB4J8A.SQUARE2.jpg https://cdn.instructables.com/FEH/K01B/I7KB4J8A/FEHK01BI7KB4J8A.SQUARE.jpg https://cdn.instructables.com/FEH/K01B/I7KB4J8A/FEHK01BI7KB4J8A.SMALL.jpg kukata86 Play Video!!!CAUTON!!! High Voltage. If you are a novice amateur in electronics and this is one of your first projects, better don't begin with this project. !!!CAUTON!!!This article is free assembly of circuits placed on the Internet, mostly gathered from Russian sources. The author of the article ...
By: kukata86

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Sun, 22 Mar 2015 13:05:15 PDT
Automatic Night Light http://www.instructables.com/id/Automatic-Night-Light-5/
Automatic Night Light - More DIY How To Projects]]> https://cdn.instructables.com/F3R/IQ0L/IKRNI8LH/F3RIQ0LIKRNI8LH.SQUARE2.jpg https://cdn.instructables.com/F3R/IQ0L/IKRNI8LH/F3RIQ0LIKRNI8LH.SQUARE.jpg https://cdn.instructables.com/F3R/IQ0L/IKRNI8LH/F3RIQ0LIKRNI8LH.SMALL.jpg bfyzal In our busy life, many of us forget to switch off the light morning. By using this simple circuit, the light will "automatically switch on" in night and "automatically switch off" in morning. Components Needed 1. Bread Board2. LDR (Light Dependent Resistor)3. Relay 6 volt DC (SPDT)4. Diode 1N4001...
By: bfyzal

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Wed, 17 Feb 2016 11:04:22 PST
Mini Electric GoKart http://www.instructables.com/id/Mini-Electric-GoKart/
Mini Electric GoKart - More DIY How To Projects]]> https://cdn.instructables.com/FOO/2M69/J8QGEZ03/FOO2M69J8QGEZ03.SQUARE2.jpg https://cdn.instructables.com/FOO/2M69/J8QGEZ03/FOO2M69J8QGEZ03.SQUARE.jpg https://cdn.instructables.com/FOO/2M69/J8QGEZ03/FOO2M69J8QGEZ03.SMALL.jpg MatthewW147 There are quite a few GoKart Instructables here and in order to build mine I had to browse them all, The forums were also incredibly useful. What I will try to do here, is give a brief outline on how I built GoKart in the picture, provide the links from where I got the information and how I interpre...
By: MatthewW147

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Mon, 16 Oct 2017 09:25:10 PDT
DIY Induction Heater http://www.instructables.com/id/DIY-Induction-Heater/
DIY Induction Heater - More DIY How To Projects]]> https://cdn.instructables.com/FQ9/59NC/J8QGRL3L/FQ959NCJ8QGRL3L.SQUARE2.jpg https://cdn.instructables.com/FQ9/59NC/J8QGRL3L/FQ959NCJ8QGRL3L.SQUARE.jpg https://cdn.instructables.com/FQ9/59NC/J8QGRL3L/FQ959NCJ8QGRL3L.SMALL.jpg tanner_tech When you think of a way to heat up a metal object, you think of fire -right? Fire is an inefficient, old fashioned, and slow way to heat up metal objects. It wastes lots of energy as heat and creates lots of dirty smoke. Well, what if you could have a way to heat up metal objects that solves all ...
By: tanner_tech

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Sun, 15 Oct 2017 21:30:36 PDT
Safe Capacitor Discharge Tool http://www.instructables.com/id/Safe-Capacitor-Discharge-Tool/
Safe Capacitor Discharge Tool - More DIY How To Projects]]> https://cdn.instructables.com/FFJ/J3A9/J1CETBR6/FFJJ3A9J1CETBR6.SQUARE2.jpg https://cdn.instructables.com/FFJ/J3A9/J1CETBR6/FFJJ3A9J1CETBR6.SQUARE.jpg https://cdn.instructables.com/FFJ/J3A9/J1CETBR6/FFJJ3A9J1CETBR6.SMALL.jpg mecanicafina Discharging capacitors is often necessary when working on troubleshooting and repair of electronic equipment. In the old days, tube radios and amplifiers found in every households contained capacitors that continued to hold dangerous levels of charge long after the appliance had been taken off the m...
By: mecanicafina

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Tue, 11 Apr 2017 23:31:56 PDT
GBA SP Micro USB Charger Mod http://www.instructables.com/id/GBA-SP-Micro-USB-Charger-Mod/
GBA SP Micro USB Charger Mod - More DIY How To Projects]]> https://cdn.instructables.com/FBB/HC7I/IE4ZQ0HQ/FBBHC7IIE4ZQ0HQ.SQUARE2.jpg https://cdn.instructables.com/FBB/HC7I/IE4ZQ0HQ/FBBHC7IIE4ZQ0HQ.SQUARE.jpg https://cdn.instructables.com/FBB/HC7I/IE4ZQ0HQ/FBBHC7IIE4ZQ0HQ.SMALL.jpg PJMOR I acquired a while back a working GameBoy Advance SP. Unfortunately, I didn't have a charger for it at the time. So, when the battery finally died after a week of use, I started investigating to see if there were any charger mods I could copy, but the closest I could find to what I was looking for w...
By: PJMOR

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Fri, 4 Sep 2015 09:28:08 PDT
Electric Wooden Drink Dispenser http://www.instructables.com/id/Electric-Wooden-Drink-Dispenser/
Electric Wooden Drink Dispenser - More DIY How To Projects]]> https://cdn.instructables.com/F0V/NRKD/J8F5SJI6/F0VNRKDJ8F5SJI6.SQUARE2.jpg https://cdn.instructables.com/F0V/NRKD/J8F5SJI6/F0VNRKDJ8F5SJI6.SQUARE.jpg https://cdn.instructables.com/F0V/NRKD/J8F5SJI6/F0VNRKDJ8F5SJI6.SMALL.jpg Natural Nerd I've seen a lot of cardboard dispensers out there, so I felt inspired to make a drink dispenser myself using a bit more durable materials, because I want to use it at parties and barbeques in the future!Supply list:Submersible pumpsLED stripsMomentary push buttonsPower plugShrink tubesVeneerPlastic ...
By: Natural Nerd

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Sat, 7 Oct 2017 05:58:36 PDT
Making a Powerful Generator From a Blender Motor DIY http://www.instructables.com/id/Making-a-Powerful-Generator-From-a-Blender-Motor-D/
Making a Powerful Generator From a Blender Motor DIY - More DIY How To Projects]]> https://cdn.instructables.com/FRK/6VDX/J8F5VT1N/FRK6VDXJ8F5VT1N.SQUARE2.jpg https://cdn.instructables.com/FRK/6VDX/J8F5VT1N/FRK6VDXJ8F5VT1N.SQUARE.jpg https://cdn.instructables.com/FRK/6VDX/J8F5VT1N/FRK6VDXJ8F5VT1N.SMALL.jpg omars2 Hi!In this instructable, i will teach you how to transform a 220 volts Blender motor into a powerful generator without any additional circuit. Blender Motors are actually the universal Motors which are capable of operating at both AC or DC inputs.High power DC Motors are really difficult to find at...
By: omars2

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Sun, 8 Oct 2017 09:31:50 PDT