Instructables: exploring - technology - electronics - 555 - popular http://www.instructables.com Thu, 28 Jul 2016 21:18:32 PDT BLOX v1.01 How to make a 555 timer chip circuit http://www.instructables.com/id/How-to-make-a-555-timer-chip-circuit/
How to make a 555 timer chip circuit - More DIY How To Projects]]> http://cdn.instructables.com/FA8/RFMB/IEOP7L0E/FA8RFMBIEOP7L0E.SQUARE2.jpg http://cdn.instructables.com/FA8/RFMB/IEOP7L0E/FA8RFMBIEOP7L0E.SQUARE.jpg http://cdn.instructables.com/FA8/RFMB/IEOP7L0E/FA8RFMBIEOP7L0E.SMALL.jpg coolyyz154 This will be a tutorial on how to make a beginner 555 timer chip circuit to pulse a led on and off. This is a very easy circuit, all you need to know is basic electronics and how to use a breadboard. What is a 555 timer chip A 555 timer chip is a IC that is used in a variety of devices like time...
By: coolyyz154

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Thu, 17 Sep 2015 17:26:23 PDT
How to Design a Square or Triangle Wave Oscillator from a 555-Timer Integrated Circuit http://www.instructables.com/id/How-to-Design-a-Square-or-Triangle-Wave-Oscillator/
How to Design a Square or Triangle Wave Oscillator from a 555-Timer Integrated Circuit - More DIY How To Projects]]> http://cdn.instructables.com/F9K/WJQ8/GUEON9ZR/F9KWJQ8GUEON9ZR.SQUARE2.jpg http://cdn.instructables.com/F9K/WJQ8/GUEON9ZR/F9KWJQ8GUEON9ZR.SQUARE.jpg http://cdn.instructables.com/F9K/WJQ8/GUEON9ZR/F9KWJQ8GUEON9ZR.SMALL.jpg SomeGreg Target Audience This is intended for anyone who wants to simply and cheaply make a generator for a square, triangle or blended waveform that can be frequency and amplitude adjustable. I expect that this audience is primarily constituted of audio enthusiast who want a base for a synth and beginner el...
By: SomeGreg

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Sun, 30 Oct 2011 23:20:15 PDT
Basic 555 Timer LED Flasher Circuit http://www.instructables.com/id/Basic-555-Timer-LED-Flasher-Circuit/
Basic 555 Timer LED Flasher Circuit - More DIY How To Projects]]> http://cdn.instructables.com/F84/ORHJ/HL5EMEDU/F84ORHJHL5EMEDU.SQUARE2.jpg http://cdn.instructables.com/F84/ORHJ/HL5EMEDU/F84ORHJHL5EMEDU.SQUARE.jpg http://cdn.instructables.com/F84/ORHJ/HL5EMEDU/F84ORHJHL5EMEDU.SMALL.jpg concoctory From our build night sponsored by Jameco, this is a fairly basic and common 555 LED Flasher Circuit. Component values may be different but the basic function of a 555 IC is as an oscillator. Required Componenets 1 - 555 Timer IC 2 - 1kohm Resistors 1 - 470kohm Resistor 1 - LED of ...
By: concoctory

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Thu, 12 Sep 2013 20:59:21 PDT
Yet Another Simple Pot-controlled 555 PWM generator http://www.instructables.com/id/Yet-Another-Simple-Pot-controlled-555-PWM-generato/
Yet Another Simple Pot-controlled 555 PWM generator - More DIY How To Projects]]> http://cdn.instructables.com/F3G/EGVL/GBF5KOJ4/F3GEGVLGBF5KOJ4.SQUARE2.jpg http://cdn.instructables.com/F3G/EGVL/GBF5KOJ4/F3GEGVLGBF5KOJ4.SQUARE.jpg http://cdn.instructables.com/F3G/EGVL/GBF5KOJ4/F3GEGVLGBF5KOJ4.SMALL.jpg MrCruz Something that a project that I'm working on has me doing is using a serial to parallel IC (think 74HC595) to control leds. However, rather than drive the leds directly from the pins, I opted for the use of transistors. After testing this out, it became apparent to me that perhaps the leds might be ...
By: MrCruz

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Sat, 10 Jul 2010 15:13:23 PDT
LED fading with a 555 timer http://www.instructables.com/id/LED-fading-with-a-555-timer/
LED fading with a 555 timer - More DIY How To Projects]]> http://cdn.instructables.com/FDQ/LVYI/I1GIK7VQ/FDQLVYII1GIK7VQ.SQUARE2.jpg http://cdn.instructables.com/FDQ/LVYI/I1GIK7VQ/FDQLVYII1GIK7VQ.SQUARE.jpg http://cdn.instructables.com/FDQ/LVYI/I1GIK7VQ/FDQLVYII1GIK7VQ.SMALL.jpg Artkun The 555 timer is one of the most widely known and simple integrated circuits (IC) on the market. It can be used in many ways using different modes (monostable, astable, and bistable) with each mode used to produce a specific effect. For this project, we're going to focus on using the 555 timer in as...
By: Artkun

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Sun, 19 Oct 2014 13:49:44 PDT
Automatic Water-Tank Motor Controller http://www.instructables.com/id/Automatic-Water-Tank-Motor-Controller/
Automatic Water-Tank Motor Controller - More DIY How To Projects]]> http://cdn.instructables.com/FS0/RA3Z/HWX48XSZ/FS0RA3ZHWX48XSZ.SQUARE2.jpg http://cdn.instructables.com/FS0/RA3Z/HWX48XSZ/FS0RA3ZHWX48XSZ.SQUARE.jpg http://cdn.instructables.com/FS0/RA3Z/HWX48XSZ/FS0RA3ZHWX48XSZ.SMALL.jpg Samartist You can see the working of this controller explained in the lovely diagram...Its a simple controller, which would help to turn the water pump on, when your water tank is empty, and will turn it off when the tank gets full, and will keep it turned off until the tank is empty... Working The lower s...
By: Samartist

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Fri, 27 Jun 2014 03:02:06 PDT
Battery float charger http://www.instructables.com/id/Battery-Float-Charger/
Battery float charger - More DIY How To Projects]]> http://cdn.instructables.com/F8P/8YH1/IIUKCKP3/F8P8YH1IIUKCKP3.SQUARE2.jpg http://cdn.instructables.com/F8P/8YH1/IIUKCKP3/F8P8YH1IIUKCKP3.SQUARE.jpg http://cdn.instructables.com/F8P/8YH1/IIUKCKP3/F8P8YH1IIUKCKP3.SMALL.jpg Nobilis Ensuring your vehicle batteries are always in good condition is important.Preserving of our environment is/should be mandatory.This project supports both purpose. It recycles an outdated feature phone wall adapter to create a lead-acid battery float charger. The wall adapter gets a new life and the ...
By: Nobilis

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Thu, 31 Dec 2015 14:56:13 PST
Throbbing/Fading/Flashing LED with 555 Timer http://www.instructables.com/id/ThrobbingFading-LED-with-555-Timer/
Throbbing/Fading/Flashing LED with 555 Timer - More DIY How To Projects]]> http://cdn.instructables.com/FGE/KV05/FWYHW7MF/FGEKV05FWYHW7MF.SQUARE2.jpg http://cdn.instructables.com/FGE/KV05/FWYHW7MF/FGEKV05FWYHW7MF.SQUARE.jpg http://cdn.instructables.com/FGE/KV05/FWYHW7MF/FGEKV05FWYHW7MF.SMALL.jpg MrBeta This tiny circuit is a simple way to make a fading led without having to program chips or writing code. Just a few simple components and you're ready to fade all day. The end result is a constant fade up and fade down just like a Mac on standby. Try it! See how small you can build it. If you like it...
By: MrBeta

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Thu, 16 Jul 2009 18:47:50 PDT
How to make an electronic piano with a 555 IC http://www.instructables.com/id/How-to-make-an-electronic-piano-with-a-555-IC/
How to make an electronic piano with a 555 IC - More DIY How To Projects]]> http://cdn.instructables.com/F7K/IYL2/GTIEW0G7/F7KIYL2GTIEW0G7.SQUARE2.jpg http://cdn.instructables.com/F7K/IYL2/GTIEW0G7/F7KIYL2GTIEW0G7.SQUARE.jpg http://cdn.instructables.com/F7K/IYL2/GTIEW0G7/F7KIYL2GTIEW0G7.SMALL.jpg sholtob In this instructable i hope to be able to show you how to make a simple toy piano using a 555 timer ic and a few basic components. This my first electronics project on perfboard and there are probably much more sensible ways of laying out the parts, it would have been easier to set them apart more b...
By: sholtob

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Sat, 8 Oct 2011 12:29:53 PDT
555 DC Motor Speed Control http://www.instructables.com/id/555-DC-Motor-Speed-Control/
555 DC Motor Speed Control - More DIY How To Projects]]> http://cdn.instructables.com/F61/GRTE/HK6XAXIY/F61GRTEHK6XAXIY.SQUARE2.jpg http://cdn.instructables.com/F61/GRTE/HK6XAXIY/F61GRTEHK6XAXIY.SQUARE.jpg http://cdn.instructables.com/F61/GRTE/HK6XAXIY/F61GRTEHK6XAXIY.SMALL.jpg gavargas This is a pretty cool circuit that allows you to control the speed a DC motor of considerable size! This circuit was made as part of the Jameco and Instructables Hacknight Hosted by H3 Laboratories in El Paso Texas Jameco sent us a grab bag of awesome components that we put into use right away! Bi...
By: gavargas

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Sun, 25 Aug 2013 21:13:29 PDT
Simple (and dirty) Pulse Width Modulation (PWM) With 555 Timer http://www.instructables.com/id/Simple-and-dirty-Pulse-Width-Modulation-PWM-Wi/
Simple (and dirty) Pulse Width Modulation (PWM) With 555 Timer - More DIY How To Projects]]> http://cdn.instructables.com/FU7/2YT9/FHTAIQJQ/FU72YT9FHTAIQJQ.SQUARE2.jpg http://cdn.instructables.com/FU7/2YT9/FHTAIQJQ/FU72YT9FHTAIQJQ.SQUARE.jpg http://cdn.instructables.com/FU7/2YT9/FHTAIQJQ/FU72YT9FHTAIQJQ.SMALL.jpg Chein Simple circuit for DC Motor speed control (fan speed control, light / LED dimming and etc) using the 555 timer.Also a good starting point for novices wanting to get their hands dirty with the 555 timer IC. Some would argue that this is not the most efficient approach, but hey (read the title), it's ...
By: Chein

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Mon, 23 Jun 2008 20:06:28 PDT
Build Your Own 555 Timer http://www.instructables.com/id/Build-Your-Own-555-Timer/
Build Your Own 555 Timer - More DIY How To Projects]]> http://cdn.instructables.com/FTW/KERR/H5ENPTKZ/FTWKERRH5ENPTKZ.SQUARE2.jpg http://cdn.instructables.com/FTW/KERR/H5ENPTKZ/FTWKERRH5ENPTKZ.SQUARE.jpg http://cdn.instructables.com/FTW/KERR/H5ENPTKZ/FTWKERRH5ENPTKZ.SMALL.jpg Teslaling The 555 timer. A chip so versatile that it has been used in everything from toys to spacecraft. A chip that can act as an oscillator, a schmitt trigger, PWM driver, a siren/alarm, a light or dark detector, and much much more. It is the most popular IC of all time having been around since 1971 and no...
By: Teslaling

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Fri, 3 Aug 2012 10:33:09 PDT
41 LED Flasher Circuit using 555 IC http://www.instructables.com/id/41-LED-Flasher-Circuit-using-555-IC/
41 LED Flasher Circuit using 555 IC - More DIY How To Projects]]> http://cdn.instructables.com/FPK/54L2/CYTEPLK0EV4/FPK54L2CYTEPLK0EV4.SQUARE2.jpg http://cdn.instructables.com/FPK/54L2/CYTEPLK0EV4/FPK54L2CYTEPLK0EV4.SQUARE.jpg http://cdn.instructables.com/FPK/54L2/CYTEPLK0EV4/FPK54L2CYTEPLK0EV4.SMALL.jpg supes I made this as a quick project I made to use a lot of the LEDs I recently got. It basically connects via a 555 8 pin IC and allows for adjusting the time between the flashings by changing the resistor or capacitor values. It provides for a cool looking effect in a dark room. Use your favorite color ...
By: supes

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Sat, 15 Jul 2006 13:05:21 PDT
GaussGun / Coil-Gun Electronics and Engineering Project http://www.instructables.com/id/GaussGun-Coil-Gun-Electronics-and-Engineering-Proj/
GaussGun / Coil-Gun Electronics and Engineering Project - More DIY How To Projects]]> http://cdn.instructables.com/F1W/XH1N/I9UDSH7Q/F1WXH1NI9UDSH7Q.SQUARE2.jpg http://cdn.instructables.com/F1W/XH1N/I9UDSH7Q/F1WXH1NI9UDSH7Q.SQUARE.jpg http://cdn.instructables.com/F1W/XH1N/I9UDSH7Q/F1WXH1NI9UDSH7Q.SMALL.jpg Ikkalebob I decided to do the Gold Crest Award at my college, which is a great certification from the British Science Association that gives students an opportunity to expand their knowledge of science, technology, engineering and maths by completing a project by themselves or with an experienced mentor of th...
By: Ikkalebob

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Tue, 19 May 2015 11:21:03 PDT
555 Timer Basics http://www.instructables.com/id/555-Timer-Basics/
555 Timer Basics - More DIY How To Projects]]> http://cdn.instructables.com/FYS/RD5H/I1943LE9/FYSRD5HI1943LE9.SQUARE2.jpg http://cdn.instructables.com/FYS/RD5H/I1943LE9/FYSRD5HI1943LE9.SQUARE.jpg http://cdn.instructables.com/FYS/RD5H/I1943LE9/FYSRD5HI1943LE9.SMALL.jpg brmarcum The 555 timer IC is without doubt one of the most important and widely used single ICs in history. The design has remained unchanged for over 40 years, which makes it one of the longest running IC designs. It's been used in everything from toys to spacecraft.The 555 was originally designed in 1971 b...
By: brmarcum

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Tue, 14 Oct 2014 16:09:33 PDT
555 Pocket Keyboard http://www.instructables.com/id/555-Pocket-Keyboard/
555 Pocket Keyboard - More DIY How To Projects]]> http://cdn.instructables.com/FJ4/JK06/HVTFS0HJ/FJ4JK06HVTFS0HJ.SQUARE2.jpg http://cdn.instructables.com/FJ4/JK06/HVTFS0HJ/FJ4JK06HVTFS0HJ.SQUARE.jpg http://cdn.instructables.com/FJ4/JK06/HVTFS0HJ/FJ4JK06HVTFS0HJ.SMALL.jpg Samartist Hello every body, this is a 555 timer-musical-keyboard project, with exact sounds of the key, i saw a project here...http://www.instructables.com/id/555-Pocket-SynthKe...but in this project, the keys don't give exact notes, so i designed a few things, added a few potentiometers to the circuit which ...
By: Samartist

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Fri, 30 May 2014 07:43:24 PDT
The Best and Easiest Way to Drive your Flyback http://www.instructables.com/id/The-Best-and-Easiest-Way-to-Drive-your-Flyback/
The Best and Easiest Way to Drive your Flyback - More DIY How To Projects]]> http://cdn.instructables.com/F7C/A40S/HR3EF6RK/F7CA40SHR3EF6RK.SQUARE2.jpg http://cdn.instructables.com/F7C/A40S/HR3EF6RK/F7CA40SHR3EF6RK.SQUARE.jpg http://cdn.instructables.com/F7C/A40S/HR3EF6RK/F7CA40SHR3EF6RK.SMALL.jpg corbonzo In this instructable I'll be showing you a super simply way to drive your flybacks! because i know for a fact that I'm tired of transistor type drivers and even the ZVS's are a pain. So get ready for this because I'm sure it'll make you excited as it did for me! heres my video tutorial for some mo...
By: corbonzo

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Fri, 31 Jan 2014 20:32:23 PST
WIRELESS 555 timer mouse modification http://www.instructables.com/id/WIRELESS-555-timer-mouse-modification/
WIRELESS 555 timer mouse modification - More DIY How To Projects]]> http://cdn.instructables.com/F04/6LIX/HMMF0XNZ/F046LIXHMMF0XNZ.SQUARE2.jpg http://cdn.instructables.com/F04/6LIX/HMMF0XNZ/F046LIXHMMF0XNZ.SQUARE.jpg http://cdn.instructables.com/F04/6LIX/HMMF0XNZ/F046LIXHMMF0XNZ.SMALL.jpg TSJWang First of all, my blog/the original. Second of all, I would like to mention how easy Instructables is to use. It's just so much easier to give instructions when you can label your pictures and answer comments. Lets get to business... A couple years ago I followed this instructable: Add a rapid-fir...
By: TSJWang

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Sat, 12 Oct 2013 14:14:20 PDT
Chicken Theremin http://www.instructables.com/id/Chicken-Theremin/
Chicken Theremin - More DIY How To Projects]]> http://cdn.instructables.com/FCV/2WXK/HLY7C8GP/FCV2WXKHLY7C8GP.SQUARE2.jpg http://cdn.instructables.com/FCV/2WXK/HLY7C8GP/FCV2WXKHLY7C8GP.SQUARE.jpg http://cdn.instructables.com/FCV/2WXK/HLY7C8GP/FCV2WXKHLY7C8GP.SMALL.jpg tinyweasel We made this chicken as part of the Instructables August Build night with Jameco. Our makerspace is called Make Shop, we're in Dublin and we're part of the Science Gallery. Since Jameco were nice enough to give us some 555 timers, we thought it would be cool to use them to make some crazy noises. We...
By: tinyweasel

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Mon, 23 Sep 2013 16:46:44 PDT
Thankful donation jar http://www.instructables.com/id/Thankful-donation-jar/
Thankful donation jar - More DIY How To Projects]]> http://cdn.instructables.com/FRL/AD39/HKM8YVPU/FRLAD39HKM8YVPU.SQUARE2.jpg http://cdn.instructables.com/FRL/AD39/HKM8YVPU/FRLAD39HKM8YVPU.SQUARE.jpg http://cdn.instructables.com/FRL/AD39/HKM8YVPU/FRLAD39HKM8YVPU.SMALL.jpg taipeihackerspace This instructable is part of the August Build Night with Jameco at the Taipei Hackerspace. During that event we were making circuits around the 555 timer IC, one basic and fun element of the electronics hacker repertoire, that have a lot of uses and very valuable to know its operation in general. W...
By: taipeihackerspace

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Wed, 21 Aug 2013 20:07:50 PDT
PWM dimmer using NE555 and MOSFET with DIY aluminium case. http://www.instructables.com/id/PWM-dimmer-using-NE555-and-MOSFET-with-DIY-alumini/
PWM dimmer using NE555 and MOSFET with DIY aluminium case. - More DIY How To Projects]]> http://cdn.instructables.com/F9J/RQGO/HLIDBXFL/F9JRQGOHLIDBXFL.SQUARE2.jpg http://cdn.instructables.com/F9J/RQGO/HLIDBXFL/F9JRQGOHLIDBXFL.SQUARE.jpg http://cdn.instructables.com/F9J/RQGO/HLIDBXFL/F9JRQGOHLIDBXFL.SMALL.jpg Jestin_Cubetech  a low cost PWM dimmer  using  NE555 and MOSFET  with DIY aluminium case. aluminum case from Aluminum Square Tube. aluminum case  has dual role. first one is            protection cover. and second is    heat sink for MOSFET. Drilling holes POT fixing on aluminum case. MOSFET fixing. ...
By: Jestin_Cubetech

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Fri, 13 Sep 2013 04:31:25 PDT
Very simple PWM with 555...Modulate every thing http://www.instructables.com/id/Very-simple-PWM-with-555Modulate-every-thing/
Very simple PWM with 555...Modulate every thing - More DIY How To Projects]]> http://cdn.instructables.com/FJY/N047/FOHTTXT3/FJYN047FOHTTXT3.SQUARE2.jpg http://cdn.instructables.com/FJY/N047/FOHTTXT3/FJYN047FOHTTXT3.SQUARE.jpg http://cdn.instructables.com/FJY/N047/FOHTTXT3/FJYN047FOHTTXT3.SMALL.jpg shams Note:Any one can ask me for help.Don't comment me on my spelling and grammar.......Because my mother language isn't english.OK LETS GO and also plz plz rate my instructable well Hi every one.Today i'll show you how to make a PWM(pulse width modulat...
By: shams

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Fri, 12 Dec 2008 22:44:15 PST
Simple Electronic Piano with 555 timer in CD Case http://www.instructables.com/id/Simple-Electronic-Piano-with-555-timer-in-CD-Case/
Simple Electronic Piano with 555 timer in CD Case - More DIY How To Projects]]> http://cdn.instructables.com/F9V/VOEZ/HGU2PLGQ/F9VVOEZHGU2PLGQ.SQUARE2.jpg http://cdn.instructables.com/F9V/VOEZ/HGU2PLGQ/F9VVOEZHGU2PLGQ.SQUARE.jpg http://cdn.instructables.com/F9V/VOEZ/HGU2PLGQ/F9VVOEZHGU2PLGQ.SMALL.jpg faziefazie In this instructable, I will show you how to make a simple electronic piano with common components. It uses capacitors and resistors, so you could easily modify the circuit. When the project is finished you will have a working simple circuit that can produce a variety of tones. Of course, there are...
By: faziefazie

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Tue, 21 May 2013 06:16:13 PDT
555 Crriter Repellent http://www.instructables.com/id/555-Crriter-Repellant/
555 Crriter Repellent - More DIY How To Projects]]> http://cdn.instructables.com/FI0/0IEL/HAVGK8EE/FI00IELHAVGK8EE.SQUARE2.jpg http://cdn.instructables.com/FI0/0IEL/HAVGK8EE/FI00IELHAVGK8EE.SQUARE.jpg http://cdn.instructables.com/FI0/0IEL/HAVGK8EE/FI00IELHAVGK8EE.SMALL.jpg Bot1398 Many of the citizen scientists all around the world might have faced this problem that thier sunflower or any other plant is eaten up by critters before it even fully grows , so I have come up with a very simple solution to this problem , expose the critters to high frequency noise which they woulde...
By: Bot1398

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Sat, 19 Jan 2013 02:17:29 PST
555 Timer Hacks: Cable Testers, Magnetic Stirrers, and Lego Grabbers Oh My! http://www.instructables.com/id/Hack-Your-Snap-Circuits-a-Minimalist-Very-Few-Co/
555 Timer Hacks: Cable Testers, Magnetic Stirrers, and Lego Grabbers Oh My! - More DIY How To Projects]]> http://cdn.instructables.com/FGU/W9TH/H8TTO0OU/FGUW9THH8TTO0OU.SQUARE2.jpg http://cdn.instructables.com/FGU/W9TH/H8TTO0OU/FGUW9THH8TTO0OU.SQUARE.jpg http://cdn.instructables.com/FGU/W9TH/H8TTO0OU/FGUW9THH8TTO0OU.SMALL.jpg KRA5H Want to learn about the 555 Timer IC? In this Instructable I'll show you how to add a 555 to your collection of Snap Circuits blocks and build circuits you can use to experiment with the following: Build an optical Theremin Build practical joke lie detector. Does adding salt to water decrease it'...
By: KRA5H

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Tue, 18 Sep 2012 15:53:21 PDT
555 Timer http://www.instructables.com/id/555-Timer/
555 Timer - More DIY How To Projects]]> http://cdn.instructables.com/FL3/NISZ/H7KZ295B/FL3NISZH7KZ295B.SQUARE2.jpg http://cdn.instructables.com/FL3/NISZ/H7KZ295B/FL3NISZH7KZ295B.SQUARE.jpg http://cdn.instructables.com/FL3/NISZ/H7KZ295B/FL3NISZH7KZ295B.SMALL.jpg amandaghassaei This tutorial provides sample circuits to set up a 555 timer in monostable, astable, and bistable modes as well as an in depth discussion of how the 555 timer works and how to choose components to use with it. The 555 timer is a chip that can be used to create pulses of various durations, to output...
By: amandaghassaei

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Tue, 25 Sep 2012 00:36:50 PDT
Electronic Paperweight http://www.instructables.com/id/Electronic-Paperweight/
Electronic Paperweight - More DIY How To Projects]]> http://cdn.instructables.com/FQC/79K8/H3E7JLRO/FQC79K8H3E7JLRO.SQUARE2.jpg http://cdn.instructables.com/FQC/79K8/H3E7JLRO/FQC79K8H3E7JLRO.SQUARE.jpg http://cdn.instructables.com/FQC/79K8/H3E7JLRO/FQC79K8H3E7JLRO.SMALL.jpg TinkerJim Imagine a paperweight that not only holds piles of paper in place, but perpetually blinks !  Basic Components A solar cell, supercapacitor, and a new ultra low power 555 chip make it possible ! The CSS555 Micropower Timer IC The heart of this novelty is the CSS555 timer integrated circuit. I...
By: TinkerJim

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Thu, 21 Jun 2012 08:59:41 PDT
Two hand control http://www.instructables.com/id/Two-hand-control/
Two hand control - More DIY How To Projects]]> http://cdn.instructables.com/FYN/2VTS/H0KKG0BH/FYN2VTSH0KKG0BH.SQUARE2.jpg http://cdn.instructables.com/FYN/2VTS/H0KKG0BH/FYN2VTSH0KKG0BH.SQUARE.jpg http://cdn.instructables.com/FYN/2VTS/H0KKG0BH/FYN2VTSH0KKG0BH.SMALL.jpg 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
Easy AM Transmitter! http://www.instructables.com/id/Easy-AM-Transmitter/
Easy AM Transmitter! - More DIY How To Projects]]> http://cdn.instructables.com/FAM/XKTY/GIJG2GXO/FAMXKTYGIJG2GXO.SQUARE2.jpg http://cdn.instructables.com/FAM/XKTY/GIJG2GXO/FAMXKTYGIJG2GXO.SQUARE.jpg http://cdn.instructables.com/FAM/XKTY/GIJG2GXO/FAMXKTYGIJG2GXO.SMALL.jpg jensenr30 You are going to build an AM radio transmitter AND you will be shown how it works. When you finish your radio, it will look something like mine in the picture above. I have attached the PDF file in the last step to this Inst'able for those without a pro membership. Parts and Prep (Small Stuff) ...
By: jensenr30

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Fri, 7 Jan 2011 13:53:14 PST
How To Build An Optical Theremin http://www.instructables.com/id/How-To-Build-An-Optical-Theremin/
How To Build An Optical Theremin - More DIY How To Projects]]> http://cdn.instructables.com/F0T/JA38/FBU0WYNO/F0TJA38FBU0WYNO.SQUARE2.jpg http://cdn.instructables.com/F0T/JA38/FBU0WYNO/F0TJA38FBU0WYNO.SQUARE.jpg http://cdn.instructables.com/F0T/JA38/FBU0WYNO/F0TJA38FBU0WYNO.SMALL.jpg sacred What is a theremin? It is an instrument that can be played without being touched. Traditional theremins use antennas and oscillators to sense a person's hand and generate a tone. Ours will use light instead of this, it is not an actual theremin, it just uses similar principles. As a side note, this ...
By: sacred

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Thu, 24 Jan 2008 18:31:02 PST
A Stylophone http://www.instructables.com/id/A-Stylophone/
A Stylophone - More DIY How To Projects]]> http://cdn.instructables.com/FXB/KV9B/GE7LFG4H/FXBKV9BGE7LFG4H.SQUARE2.jpg http://cdn.instructables.com/FXB/KV9B/GE7LFG4H/FXBKV9BGE7LFG4H.SQUARE.jpg http://cdn.instructables.com/FXB/KV9B/GE7LFG4H/FXBKV9BGE7LFG4H.SMALL.jpg drj113 I was browsing through the Instructables technology area the other day looking at musical circuits, and I noticed that there was a project that was missing...  The good old fashioned Stylophone.  There are a couple of wonderful examples that were there in the spirit of the original (with even bett...
By: drj113

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Wed, 22 Sep 2010 17:38:47 PDT