Instructables: exploring - technology - electronics - switch Sat, 18 Apr 2015 01:54:17 PDT BLOX v1.01 Proximity IR Switch
Proximity IR Switch - More DIY How To Projects]]> ptabone A switch activated by distance. This example shows the activation of an LED strip.An understanding of electronics (and soldering if using a veroboard) is required to complete this project. A multimeter would be helpful for testing. Parts you will need A power supply from AC to 12V DC A voltage r...
By: ptabone

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Tue, 10 Mar 2015 09:45:33 PDT
Secrets Of Driverless Stepper Motor Operation
Secrets Of Driverless Stepper Motor Operation - More DIY How To Projects]]> BeachsideHank I have a cabinet full of stepper motors of various configurations, both unipolar and bipolar. I wanted a quick, easy, reliable, and cheap way of testing them in both directions of rotation for acceptability since they are salvaged during roadside recovery sweeps of my 'hood from printers, scanners, ...
By: BeachsideHank

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Sat, 28 Feb 2015 14:15:05 PST
Futuristic Green SmartSwitch
Futuristic Green SmartSwitch - More DIY How To Projects]]> dnicky2288 OverviewWe use light switches everyday. However, little do we realize how much energy is wasted when a light switch is unnecessarily left on. Rarely in some companies, you would see a PIR motion sensor switch that can turn on the light when someone enters a room and automatically turn off the light ...
By: dnicky2288

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Tue, 24 Feb 2015 12:59:43 PST
DIY Circuit breaker panelboard with Automatic Transfer Switch (ATS), metering and computer control.
DIY Circuit breaker panelboard with Automatic Transfer Switch (ATS), metering and computer control. - More DIY How To Projects]]> Mjhobby I needed a mini circuit breaker panelboard to protect and segregate the loads from my solar inverter. I wanted a small form factor, transparent cover to view the breakers and adequate protection for all my house electrical loads. DISCLAIMER! I am a power system (electrical) engineer for the past 19 ...
By: Mjhobby

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Mon, 16 Feb 2015 15:17:46 PST
Micro dark activated switch
Micro dark activated switch - More DIY How To Projects]]> BlondeJamesDean At just 10mm x 10mm, this is quite possibly one of the smallest light sensitive switches you will ever find!At last, a great replacement for LDR circuits. Welcome to the future!!! You will need: Bare PCBScalpelSolderFluxSoldering IronSMT 81k 0402 resistorSMT 3904 NPN Transistor (SC-70)0603 LEDAPD...
By: BlondeJamesDean

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Fri, 16 Jan 2015 10:41:11 PST
AC Relay Module
AC Relay Module - More DIY How To Projects]]> brett935 I was sorting through all my salvaged electronics deciding what to keep and what to throw away. I had saved this IR controlled AC switch that was missing its remote control with hopes to build an IR remote to control it. I had decided it wouldn't be worth my time and started to open the case up to s...
By: brett935

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Wed, 24 Dec 2014 09:40:45 PST
USB Switch
USB Switch - More DIY How To Projects]]> JouleTime We recently spent a couple of hours developing a power switch for the USB port. Some devices, like the Arduino, have no power switch. You have to unplug it in order to turn it off. Most of the time leaving the Arduino running while you work on the code is not a problem. You can fix the code and uplo...
By: JouleTime

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Sun, 26 Oct 2014 09:06:04 PDT
Reed Switch Controlled Outlet
Reed Switch Controlled Outlet - More DIY How To Projects]]> Telemachus77 Needed a quick and easy way to control an outlet with a magnetic reed switch. This is to turn on air curtain, or "bug fan" for the back door of the house.Simply put, you can buy these outlets on the cheap:
By: Telemachus77

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Sat, 4 Oct 2014 19:09:08 PDT
Transistor Basics - MOSFETs
Transistor Basics - MOSFETs - More DIY How To Projects]]> brmarcum (First of all, I made some edits to the HTML code for this I'ble, which is optimized for the desktop site, so it may not be ideally viewed on a mobile device.)Transistors are arguably the most important electronic component in use today. They are nearly everywhere, in nearly every electronic device ...
By: brmarcum

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Thu, 2 Oct 2014 12:08:33 PDT
Mini LED Tester
Mini LED Tester - More DIY How To Projects]]> rsaiyid Hi all, This is my first i'ble and I'd just ask you to please be patient with me if I'm not as clear as experienced users. On to the making, I needed an LED Tester to to check which color it was, if it was infrared, or if it were working. I have a very large range of LEDs kinda lying around which re...
By: rsaiyid

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Thu, 7 Aug 2014 18:56:54 PDT
Activate Lights And Other Appliances With Touch And Knocks (under 2$!)
Activate Lights And Other Appliances With Touch And Knocks (under 2$!) - More DIY How To Projects]]> DangerousTim Hey, everyone! In this Instructable, I will show you how to control devices such as lamps and fans, by using knocks and touch! These are just other ways to activate household appliances, instead of using conventional switches. This project is handy for those wanting to make their homes "smarter" and...
By: DangerousTim

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Sun, 3 Aug 2014 02:02:24 PDT
DIY SOLAR FLASHLIGHT - More DIY How To Projects]]> kris754a I built this flashlight so i would have one that used sunlight and didn't require any batteries. When fully charged it can stay lit in approx 30 minutes. What you will need The circuit Putting on the solar panel Add the capacitors Mounting the switch Mounting the LED's Conn...
By: kris754a

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Wed, 18 Jun 2014 05:42:18 PDT
Motion Activated AC Switch
Motion Activated AC Switch - More DIY How To Projects]]> brmarcum I hate Christmas tree lights.Well not really, I just don't enjoy having to climb under the tree every time I want to plug in or unplug the lights. In the interest of saving my sanity, I decided to build a motion activated switch that can power the lights for me. It has an integrated adjustable timer...
By: brmarcum

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Fri, 13 Jun 2014 13:09:33 PDT
A Functioning 3D Printed Electric Switch
A Functioning 3D Printed Electric Switch - More DIY How To Projects]]> bfk This is an electric momentary switch for small, low voltage, low amp projects. It still needs to be fully tested, but I've already successfully made printed projects that incorporate non-plastic materials embedded within 3D printed items and fully functioning, mechanical objects for quite some time...
By: bfk

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Tue, 3 Jun 2014 12:18:08 PDT
Switches in Parallel
Switches in Parallel - More DIY How To Projects]]> Cogtoys We continue our series on copper tape circuits with a parallel circuit. With a parallel circuit, the LED lights even if you only have one switch closed. I'm using a one-inch faster, which are easier to find, if less graceful looking, than the smaller fasteners used for the knob switch. Tools and M...
By: Cogtoys

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Tue, 6 May 2014 01:38:30 PDT
Simple Small Switch Box for Electronic Projects DIY-Mini DV Cassette Hack
Simple Small Switch Box for Electronic Projects DIY-Mini DV Cassette Hack - More DIY How To Projects]]> ostin jos Hello friends, I'm Ostin - I have designed a simple small switch box for my project(car reversing cam module) . I have made it using mini DV cassette. Might be useful in your projects too. Mini DV cassette hack. Tools n Equipments needed 1) Mini DV cassette cover(plastic type not glass) 2)...
By: ostin jos

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Sat, 8 Mar 2014 10:44:50 PST
Knob Switch
Knob Switch - More DIY How To Projects]]> Cogtoys In making a project with conductive paint, I wasn't entirely happy about the paperfold switch I used. The paper fold switch is simple, robust, and easy to make, but it was a momentary switch. For some electronics projects I want a permanent switch. To that end, I'm beginning to prototype some s...
By: Cogtoys

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Thu, 6 Mar 2014 02:18:04 PST
Easy and cool clap Switch. Everybody Can Make This
Easy and cool clap Switch. Everybody Can Make This - More DIY How To Projects]]> deattila here is a little demonstration video, of the clap switch: THIS BUILDING IS AT YOUR OWN RISK when i am laying in my bed, and the light is still on. i have to get out walk to the other and of my room to switch it of. and then i have to walk to my bed AGAI...
By: deattila

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Thu, 20 Feb 2014 08:16:23 PST
Mad Scientist Nightlight
Mad Scientist Nightlight - More DIY How To Projects]]> JigMcFigg As I was browsing the Instructables website I found a project that I thought was really cool.  The project, DYI Frankenstein Bulb by snow1434 (, used light bulbs to make a really cool looking light.   Thinking it was really cool, and knowing my...
By: JigMcFigg

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Sat, 8 Feb 2014 10:06:18 PST
Breadboard Friendly Switch
Breadboard Friendly Switch - More DIY How To Projects]]> sammydogjj A cheap and easy to build breadboard friendly switch. Gather Materials -A switch-Breadboard jumper wire Prepare Wiring -Cut and strip wire to desired length Solder! -Solder each wire to each terminal on your switch
By: sammydogjj

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Mon, 20 Jan 2014 14:20:31 PST
Breadboard Power Connector
Breadboard Power Connector - More DIY How To Projects]]> electronics geek Whenever I use a circuit in a project, I always like to breadboard it, to make sure it works and tweak it if need be. I recently purchased a power supply, so i wouldn't always have to use a battery to power my breadboarded circuit. It comes with connectors, but they are a pain to connect to the brea...
By: electronics geek

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Tue, 14 Jan 2014 12:34:27 PST
Connecting a Linear Actuator to a Rocker Switch
Connecting a Linear Actuator to a Rocker Switch - More DIY How To Projects]]> ProgressiveAuto1 The easiest way to control your linear actuator is by using a rocker switch. A rocker switch controls how your linear actuators retract and extend. There are a few options available, such as momentary and non-momentary switches. Momentary Rocker Switches Momentary switches will extend and retract ...
By: ProgressiveAuto1

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Tue, 14 Jan 2014 09:33:57 PST
Electric Switch Puzzle
Electric Switch Puzzle - More DIY How To Projects]]> JohnCopper I was asked to build some props for a friend's liveroleplaying game. They either had to look ancient or modern and should work without any gamemasters intervention. This one was one of the moderns and was used to turn on a plasma disc by basically activating a relay to let the current flow. What p...
By: JohnCopper

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Fri, 3 Jan 2014 09:16:31 PST
Switch Board Secret Compartment!!
Switch Board Secret Compartment!! - More DIY How To Projects]]> smarty.rockz Guys, this is my First Post! So please co-operate.  I had this idea of using one of my own electric board as a secret compartment. This is one of the most cost efficient way to hide your secret and valuable things! Materials and Tools This is one of the most cost efficient way to hide, costing yo...
By: smarty.rockz

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Tue, 17 Dec 2013 09:56:41 PST
How to make a switch
How to make a switch - More DIY How To Projects]]> the electrical engineer This instructable tells of how you can make a few different switches for gadgets you make lets start. How to make a pressure plate The pressure plate I have used in one of my previous instructs. So you can also take a look at that. Anyway to make it you will need these materials. Materials:1. ...
By: the electrical engineer

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Mon, 16 Dec 2013 15:27:53 PST
Hockey Themed Goal Light
Hockey Themed Goal Light - More DIY How To Projects]]> B4SEC4MP Just in time for the NHL season, celebrate every goal in style with your very own goal light! The inspiration for this project originated from the NHL's iconic goal light, but it can be adapted to nearly any sport by simply substituting your favorite team's logo. This instructable will describe ho...

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Sat, 9 Nov 2013 15:23:29 PST
paper touch switch circuit HACK karthick robo paper touch switch HACK using paper transistor  DIY
By: karthick robo

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Thu, 15 Aug 2013 10:26:24 PDT
The simplest touch switch
The simplest touch switch - More DIY How To Projects]]> tech savvy HI THERE ,  I would like to say Hi to everyone here , I"M new to this site and this is my first ever inscrutable so bare with me ,  ok so lets get started ,  first things first the lest fun reading the legal stuff ,  here it goes , I'm am NOT in anyway responsible for any injuries or harm the you my...
By: tech savvy

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Fri, 12 Jul 2013 13:43:23 PDT
Upgrade your switch to LED
Upgrade your switch to LED - More DIY How To Projects]]> kondzio29 Light up your switch with LED! Replace the lightbulb inside with LED and use it with 3V  circuits! There is also a plenty of benefits of using LED in the switch. Go and check first step! Parts you'll need to convert your switch and why do you want to do it. Why do you want to use LED instead of ...
By: kondzio29

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Fri, 12 Jul 2013 11:19:04 PDT
Mouse With Fan For Cool Hands - without sweat macobt I all the time play games and my hand always sweat.So I add small dc fan into my mouse and fix the problem with sweating.What you will need is one dc fan that work on 5 volts,tiny switch and some wires. Make sure you subscribe for more awesome videos from the macobt projects! Subscribe to my YOUTUB...
By: macobt

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Fri, 14 Jun 2013 12:20:04 PDT
remote controlled robot with mobile video recording ranabot hiiiii  guys! this is my first iam  going  to show u how to make a remote controlled robot with camera(mobile video recording) so follow these steps.. STEP-1: required materials: 1) 3 geared motors(two for handling and other for cam movement) 2) 1 caster wheel(to reduce the...
By: ranabot

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Thu, 28 Mar 2013 23:40:10 PDT
impBoot: Remotely Turn on a Desktop Computer
impBoot: Remotely Turn on a Desktop Computer - More DIY How To Projects]]> ShawnHymel While at school, I found myself needing to remote desktop or SSH into my computer quite frequently. I would send MATLAB scripts to run while I was in class or working on something else. I needed to either leave my desktop running (sucking around 200W while idle) or find a way to turn it on remotely....
By: ShawnHymel

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Wed, 21 Nov 2012 14:48:47 PST
Small Triac Switch diy_bloke In order to switch some floodlights by my Arduino, the small switch circuits I built around a 39mf22 were just not man enough to handle the current needed, so I decided to build a switch with discrete components around a TRIAC. Now these circuits are very easy and come a dime a dozen on the interne...
By: diy_bloke

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Thu, 25 Oct 2012 17:19:23 PDT
Make your own 18 pole 16 throw switch (or any other type) MODDEDbyBACTERIA In some applications you need the ability to have a switch that incorporates more connections than you can buy in the marketplace. This video shows the concepts, how to build and also a demo of an 18 pole 16 throw switch i've made for a project i'm currently working on (housing a large retro multi-v...

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Sun, 19 Aug 2012 20:24:34 PDT
Introduction to the Electronic Relay Using Snap Circuits KRA5H What’s a relay? You’ve probably seen a relay race where one runner hands off a baton to another runner. Similarly, an electronic relay hands off control from one circuit to another. A relay is a very simple device consisting of an electromagnet, an armature (a switch that closes when attracted by th...

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Fri, 10 Aug 2012 15:55:17 PDT
Install an LED in a Tone Generator Circuit To Visualize a Square Wave KRA5H In this Photo Instructable you'll install and LED in my tone generator circuit to help you visualize the square wave tone output of the 555 Timer IC in astable mode. Please review my step-by-step Instructable, "Build a Tone Generator--Improve Your Snap Circuits by Adding a 555 Timer IC" (http://www...

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Fri, 10 Aug 2012 13:53:09 PDT
Introduction to the Light Emitting Diode Using Snap Circuits KRA5H In this Photo Instructable, you will learn about the Light Emitting Diode, or LED. You'll also learn how to build a simple circuit that demonstrates how the LED works using Snap Circuits. Parts Needed: 1 Base Grid (11” x 7.7”) # 6SC BG 1 Battery Holder (2-AA) # 6SC B1 1 100 ohm Resistor # 6SC R1 1...

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Fri, 10 Aug 2012 12:21:58 PDT
Introduction to the Electric Switch Using Snap Circuits KRA5H In this photo Instructable I will give you a brief introduction to Snap Circuits. You'll learn how to build a simple circuit, to understand Direct Current (DC), and how an electric switch works. Snap Circuits is an educational toy that teaches electronics with solderless snap-together electronic co...

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Fri, 10 Aug 2012 06:19:59 PDT
How To Convert Fluorescent starter to Thermal Switch Husham Samir Fluorescent starter is essentially two bimetallic strips in a sealed glass capsule, with a small gap between them. The principle of this experiment is Metal expansion and contraction . Materials: 1-  12 volt CPU Fan. 2-  12 Volt supply. 3-   Fluorescent starter. 4- Candle. Steps: 1- Break the st...
By: Husham Samir

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Thu, 28 Jun 2012 12:15:26 PDT
How To Make an Optocoupler
How To Make an Optocoupler - More DIY How To Projects]]> mgingerich       While building a stepper motor driver board, I ran into the problem that my motors would draw so much power away from the microcontroller I was using to switch them that the microcontroller would shut down. When I did get it to work, spikes in the power supply were large enough to destroy my e...
By: mgingerich

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Thu, 7 Jun 2012 18:43:34 PDT
Dark activated switch
Dark activated switch - More DIY How To Projects]]> sooraj619 This circuit is simple compared to other light sensitive switching circuits it switches a relay so that you can switch electrical appliances also with it, you can use the circuit for garden lamps or outdoor or indoor lighting. It contains a 10k variable resistor which controls the sensitivity of the...
By: sooraj619

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Sun, 20 May 2012 00:54:48 PDT
Motion Module
Motion Module - More DIY How To Projects]]> randofo The motion module is the most complex photocoupled device used in Simple Bots. It basically is a light switch coupled with a motion sensing nightlight. When someone in its general area moves, this triggers the sensor, turns on the light, and causes the bot to move. This is a simple way to start addi...
By: randofo

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Wed, 2 May 2012 16:27:12 PDT
Simple Light Switch
Simple Light Switch - More DIY How To Projects]]> randofo In building Simple Bots, we are going to use a series of photo-coupled devices called modules. But, before we can do this, we need a good photo-couple to use as a light-activated switch. To make one of these switches, we will be using a special OSRAM-brand photo transistor and any standard NPN trans...
By: randofo

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Mon, 30 Apr 2012 16:05:46 PDT
Two hand control andre72 This circuit switches on a relay by pressing two buttons at the same time (with a tolerance of 0.5 seconds). Similar circuits are used for two hand control systems of dangerous machines, such as presses. Due to these control systems the operator keeps both hands away from the dangerous parts of the ...
By: andre72

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Tue, 3 Apr 2012 14:42:55 PDT
Car light switch circuit andre72 This circuit may be used to automatically switch off an interior car light, with a time delay of 15 seconds or 3 minutes. The light is controlled by a manual and a door switch. By activating the manual switch or opening the door Q2 turns on for an instant in order to lead the output to the high leve...
By: andre72

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Tue, 13 Mar 2012 07:08:22 PDT
How Electronic Switches Work For Noobs: Relays and Transistors
How Electronic Switches Work For Noobs: Relays and Transistors - More DIY How To Projects]]> jpoopdog Hello, This Instructable is targeted at those just stepping into the world of electronics. In this guide I will explain how the two main types of electronic switches work, these being relays, and transistors. Firstly, what is an electronic switch? An electronic switch is essentially just a switch...
By: jpoopdog

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Wed, 7 Mar 2012 14:59:24 PST
Electronic Controller Device (Analog)
Electronic Controller Device (Analog) - More DIY How To Projects]]> Sparker94 I made this analog circuit for two reasons. One: To stop my wires from melting due to too much current. Two: To limit the load on the alternator. Instead of the lights on a trailer going through the tail light circuit on the vehicle, which caused mine to melt, It will pull current directly from the ...
By: Sparker94

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Sat, 3 Mar 2012 19:45:04 PST
LED "Name" Switch Toy for Toddler
LED "Name" Switch Toy for Toddler - More DIY How To Projects]]> henlij I made this toy a couple years ago when my son was 2. He's always been fascinated with lights and switches. In an effort to keep him entertained and perhaps learn the letters in his name, I built this simple toy.  Used Parts - about 50 LEDs (RED, Orange, Green) - LM7812 Voltage Regulator - Power so...
By: henlij

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Sat, 3 Dec 2011 11:08:12 PST
Light and Switch Toy for Child (6 bulbs, 6 switches)
Light and Switch Toy for Child (6 bulbs, 6 switches) - More DIY How To Projects]]> henlij My son loves lights and switches. I decided to make him a simple switch toy that allows him to turn six different lights on or off. Note: my son is only allowed to play with this toy when being supervised. Below is a list of parts that I used. Note: you may find cheaper deals on ebay on some of the...
By: henlij

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Thu, 1 Dec 2011 09:31:09 PST
Electronic security code lock system arshad.pathan Hi friends, This is a video for testing operations, your comments and suggestions are very helpful for next version of this system. If you have any idea we can work together for developing system. Here you can get information about hardware configuration, user operations and silent operations. Cont...
By: arshad.pathan

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Thu, 24 Nov 2011 22:08:07 PST