Instructables: exploring - technology - 555 http://www.instructables.com Sat, 13 Feb 2016 15:43:52 PST BLOX v1.01 Usb lamp with timer&dimmer http://www.instructables.com/id/Usb-Lamp-With-Timerdimmer/
Usb lamp with timer&dimmer - More DIY How To Projects]]> http://cdn.instructables.com/FY1/U1WA/IKA2F4JK/FY1U1WAIKA2F4JK.SQUARE2.jpg http://cdn.instructables.com/FY1/U1WA/IKA2F4JK/FY1U1WAIKA2F4JK.SQUARE.jpg http://cdn.instructables.com/FY1/U1WA/IKA2F4JK/FY1U1WAIKA2F4JK.SMALL.jpg maria_AI 555 monostable circuit YOU'LL NEED: You'll need:555 timer ICResistors (10ohm, 200k, 1k)Capacitors (0.6mF, 10nF)StripboardPushbuttonSlide switchDiodePotentiometers (500k, 10k)Soldering iron & solderUsb cable( cut off the head that goes to your mobile device, ignore the green and whit wire, what yo...
By: maria_AI

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Sat, 6 Feb 2016 08:55:21 PST
555 Timer Calculator for RaspberryPi, Arduino, or a Linux PC http://www.instructables.com/id/555-Timer-Calculator-for-RaspberryPi-Arduino-or-a-/
555 Timer Calculator for RaspberryPi, Arduino, or a Linux PC - More DIY How To Projects]]> http://cdn.instructables.com/FYV/3848/IK7BTCSV/FYV3848IK7BTCSV.SQUARE2.jpg http://cdn.instructables.com/FYV/3848/IK7BTCSV/FYV3848IK7BTCSV.SQUARE.jpg http://cdn.instructables.com/FYV/3848/IK7BTCSV/FYV3848IK7BTCSV.SMALL.jpg JRV31 This instructable is a calculator to determine the resistor and capacitor values to use in common 555 timer circuits. I have included versions for the RaspberryPi and the Arduino with simple circuits to blink two LEDs like the 555 would. The version for a Linux PC only shows the printed values.The I...
By: JRV31

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Fri, 5 Feb 2016 07:10:54 PST
lamp with off timer and dimmer http://www.instructables.com/id/Lamp-With-Off-Timer-and-Dimmer/
lamp with off timer and dimmer - More DIY How To Projects]]> http://cdn.instructables.com/F7X/3MRU/IK5S2BW8/F7X3MRUIK5S2BW8.SQUARE2.jpg http://cdn.instructables.com/F7X/3MRU/IK5S2BW8/F7X3MRUIK5S2BW8.SQUARE.jpg http://cdn.instructables.com/F7X/3MRU/IK5S2BW8/F7X3MRUIK5S2BW8.SMALL.jpg maria_AI This is one of the most basic 555 circuits. This circuit is part of this chips datasheet, complete with the math needed to design to specification, and is one of the reasons a 555 is referred to as a timer.This is a monostable circuit, one of the most basic 555 circuits; it has two distinct states, ...
By: maria_AI

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Wed, 3 Feb 2016 05:15:57 PST
Star Trek Red Alert sound effect (using 555 timers) http://www.instructables.com/id/Star-Trek-Red-Alert-Sound-Effect-using-555-Timers/
Star Trek Red Alert sound effect (using 555 timers) - More DIY How To Projects]]> http://cdn.instructables.com/FVV/CF9H/IJHJPZBQ/FVVCF9HIJHJPZBQ.SQUARE2.jpg http://cdn.instructables.com/FVV/CF9H/IJHJPZBQ/FVVCF9HIJHJPZBQ.SQUARE.jpg http://cdn.instructables.com/FVV/CF9H/IJHJPZBQ/FVVCF9HIJHJPZBQ.SMALL.jpg transistors My family went on a Star Trek kick recently and I was trying to make something related so I made this to simulate the Star Trek red alert.First I looked online to find a circuit diagram but I couldn't find any working projects that didn't use an audio recording module. (which doesn't count!)So I had...
By: transistors

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Sun, 17 Jan 2016 05:21:14 PST
RGB LED constant current fade effect with transistors http://www.instructables.com/id/RGB-LED-Constant-Current-Fade-Effect-With-Transist/
RGB LED constant current fade effect with transistors - More DIY How To Projects]]> http://cdn.instructables.com/F08/FI6J/IJD9EKKX/F08FI6JIJD9EKKX.SQUARE2.jpg http://cdn.instructables.com/F08/FI6J/IJD9EKKX/F08FI6JIJD9EKKX.SQUARE.jpg http://cdn.instructables.com/F08/FI6J/IJD9EKKX/F08FI6JIJD9EKKX.SMALL.jpg nusnus I was bored so I started to fiddle around with transistors. The reason this became a LED fade and constant current circuit is just because the parts were at hand and lights in different colors is always cool. Please see attached video of the device working. The colors are overexposured but you get t...
By: nusnus

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Thu, 14 Jan 2016 07:11:34 PST
LED Chaser http://www.instructables.com/id/LED-Chaser-2/
LED Chaser - More DIY How To Projects]]> http://cdn.instructables.com/FO5/T6Z9/IJD9E42I/FO5T6Z9IJD9E42I.SQUARE2.jpg http://cdn.instructables.com/FO5/T6Z9/IJD9E42I/FO5T6Z9IJD9E42I.SQUARE.jpg http://cdn.instructables.com/FO5/T6Z9/IJD9E42I/FO5T6Z9IJD9E42I.SMALL.jpg Arush Bansal Hello everybody! I'm back with another instructable about making an LED Chaser. It's a super simple project based on the 555 timer and the 4017 decade counter. It works incredibly well and it's quite easy. So let's get started! First, a bit of theory The 555 timer IC is an integrated circuit (chi...
By: Arush Bansal

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Wed, 13 Jan 2016 23:02:05 PST
555 Timer emulator for Arduino http://www.instructables.com/id/555-Timer-Emulator-for-Arduino/
555 Timer emulator for Arduino - More DIY How To Projects]]> http://cdn.instructables.com/FLX/FPN5/IJ0A9WXC/FLXFPN5IJ0A9WXC.SQUARE2.jpg http://cdn.instructables.com/FLX/FPN5/IJ0A9WXC/FLXFPN5IJ0A9WXC.SQUARE.jpg http://cdn.instructables.com/FLX/FPN5/IJ0A9WXC/FLXFPN5IJ0A9WXC.SMALL.jpg JRV31 This is an emulation of a 555 timer chip that runs on an Arduino. It can run most basic 555 circuits with no change to the program or the wiring of the emulator. The picture shows the emulator setup to run an astable oscillator circuit.The first two steps show the wiring of the emulator and the prog...
By: JRV31

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Thu, 7 Jan 2016 09:01:25 PST
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
A simple blinking X-mas tree http://www.instructables.com/id/A-Simple-Blinking-X-mas-Tree/
A simple blinking X-mas tree - More DIY How To Projects]]> http://cdn.instructables.com/FQ8/XSSL/IIHRINSM/FQ8XSSLIIHRINSM.SQUARE2.jpg http://cdn.instructables.com/FQ8/XSSL/IIHRINSM/FQ8XSSLIIHRINSM.SQUARE.jpg http://cdn.instructables.com/FQ8/XSSL/IIHRINSM/FQ8XSSLIIHRINSM.SMALL.jpg EEPblog Hi there!This is my first instructable and i hope it'll be understandable :DSo today I'll show you, how to make this simple blinking X-mas tree based on the 555 timer. It's really simple, which means it's good for beginners in electronics, and also if you just so happen to take out something on your...
By: EEPblog

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Tue, 22 Dec 2015 13:30:38 PST
Fatigue/Reaction time scale http://www.instructables.com/id/FatigueReaction-Time-Scale/
Fatigue/Reaction time scale - More DIY How To Projects]]> http://cdn.instructables.com/FMT/BO55/IIGEDAVW/FMTBO55IIGEDAVW.SQUARE2.jpg http://cdn.instructables.com/FMT/BO55/IIGEDAVW/FMTBO55IIGEDAVW.SQUARE.jpg http://cdn.instructables.com/FMT/BO55/IIGEDAVW/FMTBO55IIGEDAVW.SMALL.jpg Suraj Grewal Epilepsy warningit gives out a set of frequency, which is very near to our max precieve-able range.the higher the frequency noticeable-able by you, the more active you are.(note:not for person to person fatigue comparison.)you set the frequency to min and increase until you can't see the led flash (...
By: Suraj Grewal

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Tue, 22 Dec 2015 08:28:15 PST
Arduino Temperature and Humidity Display With 7-Segment Display http://www.instructables.com/id/Arduino-Temperature-and-Humidity-Display-With-7-Se/
Arduino Temperature and Humidity Display With 7-Segment Display - More DIY How To Projects]]> http://cdn.instructables.com/FMQ/SWXP/II3JBLS4/FMQSWXPII3JBLS4.SQUARE2.jpg http://cdn.instructables.com/FMQ/SWXP/II3JBLS4/FMQSWXPII3JBLS4.SQUARE.jpg http://cdn.instructables.com/FMQ/SWXP/II3JBLS4/FMQSWXPII3JBLS4.SMALL.jpg abhirooprobotics Hello Everyone.This istructables is for the beginners who have entered into the Arduino ecosystemIn this instructable,i am gonna cover a few topics about DHT11 Humidity and Temperature Sensor and Multiplexing 4 7-Segment Displays.So,Lets begin! Parts Required:- For this instructable to make,you r...
By: abhirooprobotics

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Sun, 13 Dec 2015 09:05:14 PST
Sunshine Alarm using LM555 and LM358 http://www.instructables.com/id/Sunshine-Alarm-using-LM555-and-LM358/
Sunshine Alarm using LM555 and LM358 - More DIY How To Projects]]> http://cdn.instructables.com/F8X/7UXU/IHUYQ1JJ/F8X7UXUIHUYQ1JJ.SQUARE2.jpg http://cdn.instructables.com/F8X/7UXU/IHUYQ1JJ/F8X7UXUIHUYQ1JJ.SQUARE.jpg http://cdn.instructables.com/F8X/7UXU/IHUYQ1JJ/F8X7UXUIHUYQ1JJ.SMALL.jpg Samartist Hello friends,This is a simple design alarm for your winter breaks. With this alarm you need not set time, it detects the day light in the morning and generates beep sound for approx. 1 minute. You need not set time for your winters, just set the sensitivity for the daylight detection through the po...
By: Samartist

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Mon, 7 Dec 2015 01:48:30 PST
555 Timer Mono-stable and Bi-stable modes http://www.instructables.com/id/555-Timer-Mono-stable-and-Bi-stable-modes/
555 Timer Mono-stable and Bi-stable modes - More DIY How To Projects]]> http://cdn.instructables.com/F8C/HTC3/IGTATCKC/F8CHTC3IGTATCKC.SQUARE2.jpg http://cdn.instructables.com/F8C/HTC3/IGTATCKC/F8CHTC3IGTATCKC.SQUARE.jpg http://cdn.instructables.com/F8C/HTC3/IGTATCKC/F8CHTC3IGTATCKC.SMALL.jpg JRV31 This is a demonstration of the mono-stable and bi-stable modes of the 555 timer IC.For the mono-stable circuit you will need: 555 timer chip http://www.dipmicro.com/store/NE555P red LED http://www.dipmicro.com/store/LED5RD green LED http://www.dipmicro.com/store/LED5GD 2 330-56...
By: JRV31

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Tue, 10 Nov 2015 06:19:10 PST
The Malicious Forever Repeating Greeting Card http://www.instructables.com/id/The-Malicious-Forever-Repeating-Greeting-Card/
The Malicious Forever Repeating Greeting Card - More DIY How To Projects]]> http://cdn.instructables.com/FHN/MA7I/IGM5O4KL/FHNMA7IIGM5O4KL.SQUARE2.jpg http://cdn.instructables.com/FHN/MA7I/IGM5O4KL/FHNMA7IIGM5O4KL.SQUARE.jpg http://cdn.instructables.com/FHN/MA7I/IGM5O4KL/FHNMA7IIGM5O4KL.SMALL.jpg 321him Recently I had seen a few products that used the power of the greeting card and make it into a malicious device that repeats itself forever (or at least till the battery dies.) The version I have hacked today involves removing the greeting card batteries and replacing it with a 9 volt and adding a 5...
By: 321him

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Thu, 5 Nov 2015 09:21:53 PST
Traffic Light without Arduino http://www.instructables.com/id/Traffic-Light-without-Arduino/
Traffic Light without Arduino - More DIY How To Projects]]> http://cdn.instructables.com/FTP/PQB0/IGP0IMHN/FTPPQB0IGP0IMHN.SQUARE2.jpg http://cdn.instructables.com/FTP/PQB0/IGP0IMHN/FTPPQB0IGP0IMHN.SQUARE.jpg http://cdn.instructables.com/FTP/PQB0/IGP0IMHN/FTPPQB0IGP0IMHN.SMALL.jpg ohneschuh How to build up a traffic light?Today the question sounds easy. Three LEDs plus resistors and an Arduino. Nothing more like seen here: link.But how to build up a traffic light with discrete parts?There are a lot of circuits around: Talking Electronic: 4 Way Traffic Lights Electronics Club: Traffic...
By: ohneschuh

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Fri, 30 Oct 2015 15:31:59 PDT
Pulse Generator Using a 555 Timer http://www.instructables.com/id/Pulse-Generator-Using-a-555-Timer/
Pulse Generator Using a 555 Timer - More DIY How To Projects]]> http://cdn.instructables.com/FB8/FX6S/IGCHIABT/FB8FX6SIGCHIABT.SQUARE2.jpg http://cdn.instructables.com/FB8/FX6S/IGCHIABT/FB8FX6SIGCHIABT.SQUARE.jpg http://cdn.instructables.com/FB8/FX6S/IGCHIABT/FB8FX6SIGCHIABT.SMALL.jpg MichaelJB Hello! For my very first instructable I wanted to show how to build a pulse generator circuit using the ever so popular 555 timer chip. This is a very simple, yet very important, circuit to build and understand. It provides a great introduction into integrated circuits and the 555 chip finds its way...
By: MichaelJB

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Thu, 29 Oct 2015 14:23:44 PDT
Oscillator circuits for the 555 timer http://www.instructables.com/id/Oscillator-circuits-for-the-555-timer/
Oscillator circuits for the 555 timer - More DIY How To Projects]]> http://cdn.instructables.com/F82/M05O/IG2HG92R/F82M05OIG2HG92R.SQUARE2.jpg http://cdn.instructables.com/F82/M05O/IG2HG92R/F82M05OIG2HG92R.SQUARE.jpg http://cdn.instructables.com/F82/M05O/IG2HG92R/F82M05OIG2HG92R.SMALL.jpg JRV31 In my first Instructable about the 555 timer chip (Introduction to the 555 timer) I demonstrated a 555 in an astable oscillator. I would like to thank Mike63 for sending me a couple of useful formulas to calculate the frequency and the low time. Frequency = 1 / (0.693 X C1 X (R1 + 2 X R2...
By: JRV31

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Fri, 23 Oct 2015 06:08:18 PDT
Simple 555 PWM http://www.instructables.com/id/Simple-555-PWM/
Simple 555 PWM - More DIY How To Projects]]> http://cdn.instructables.com/FWW/3184/IG2JKTQB/FWW3184IG2JKTQB.SQUARE2.jpg http://cdn.instructables.com/FWW/3184/IG2JKTQB/FWW3184IG2JKTQB.SQUARE.jpg http://cdn.instructables.com/FWW/3184/IG2JKTQB/FWW3184IG2JKTQB.SMALL.jpg Khaleel123 This circuit sets up the common 555 timer IC to output a PWM pulse that can be varied by the position of a connected potentiometer. PWM (pulse width modulation) is commonly used to control the speed of motors or brightness of LED's. With just a few common electronic components this is one of the sim...
By: Khaleel123

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Thu, 22 Oct 2015 21:29:21 PDT
Introduction to the 555 timer http://www.instructables.com/id/Introduction-to-the-555-timer/
Introduction to the 555 timer - More DIY How To Projects]]> http://cdn.instructables.com/FDU/19AS/IFK0ZELS/FDU19ASIFK0ZELS.SQUARE2.jpg http://cdn.instructables.com/FDU/19AS/IFK0ZELS/FDU19ASIFK0ZELS.SQUARE.jpg http://cdn.instructables.com/FDU/19AS/IFK0ZELS/FDU19ASIFK0ZELS.SMALL.jpg JRV31 This instructable is the first step in my learning to use the 555 timer chip. It alternately blinks two LEDs, and you can change the frequency by changing either the resistance or the capacitance. The 555 is not programmable like an Arduino or an ATtiny. You have to change the values of the capacito...
By: JRV31

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Sat, 10 Oct 2015 07:14:48 PDT
Atari Punk Console http://www.instructables.com/id/Atari-Punk-Console-2/
Atari Punk Console - More DIY How To Projects]]> http://cdn.instructables.com/FRO/D1J8/IF9TALU9/FROD1J8IF9TALU9.SQUARE2.jpg http://cdn.instructables.com/FRO/D1J8/IF9TALU9/FROD1J8IF9TALU9.SQUARE.jpg http://cdn.instructables.com/FRO/D1J8/IF9TALU9/FROD1J8IF9TALU9.SMALL.jpg Arush Bansal Hello everyone! Welcome to my first Instructable about how to make the APC or the Atari Punk Console.The Atari Punk Console is a popular circuit that utilizes two 555 timer ICs or a single 556 dual timer IC. The original circuit is known as a "Sound Synthesizer" . It uses a few discrete componen...
By: Arush Bansal

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Sat, 3 Oct 2015 13:34:50 PDT
Developing a schematic and PCB layout in EAGLE Software http://www.instructables.com/id/Developing-a-schematic-and-PCB-layout-in-EAGLE-Sof/
Developing a schematic and PCB layout in EAGLE Software - More DIY How To Projects]]> http://cdn.instructables.com/F6U/Z9VL/IEX4PJ07/F6UZ9VLIEX4PJ07.SQUARE2.jpg http://cdn.instructables.com/F6U/Z9VL/IEX4PJ07/F6UZ9VLIEX4PJ07.SQUARE.jpg http://cdn.instructables.com/F6U/Z9VL/IEX4PJ07/F6UZ9VLIEX4PJ07.SMALL.jpg VigneshwaraL Hai guys.Below are the steps to develop a schematic and develop its PCB layout in EAGLE Software. Develop a New Project Goto File New Project. Give it a name. Here I have given name of the project as blinking led.Then Right click on Project and click on new schematic. Adding components to sc...
By: VigneshwaraL

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Fri, 25 Sep 2015 04:54:51 PDT
Electric Labyrinth: A DIY Arcade Game http://www.instructables.com/id/Electric-Labyrinth-A-DIY-Arcade-Game/
Electric Labyrinth: A DIY Arcade Game - More DIY How To Projects]]> http://cdn.instructables.com/FVC/M4OA/IEQY3U05/FVCM4OAIEQY3U05.SQUARE2.jpg http://cdn.instructables.com/FVC/M4OA/IEQY3U05/FVCM4OAIEQY3U05.SQUARE.jpg http://cdn.instructables.com/FVC/M4OA/IEQY3U05/FVCM4OAIEQY3U05.SMALL.jpg jpminstructables Marble mazes (or labyrinths) provide a fun challenge. Their many twists and pitfalls test the player's speed, control, and accuracy. By the end of this instructable you will have constructed a labyrinth that would have impressed Daedalus, the famous Greek inventor. To enhance the game play, I d...
By: jpminstructables

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Mon, 21 Sep 2015 07:53:58 PDT
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
Simple light based proximity sensor http://www.instructables.com/id/Simple-light-based-proximity-sensor/
Simple light based proximity sensor - More DIY How To Projects]]> http://cdn.instructables.com/FON/IW1I/IDYPEFS5/FONIW1IIDYPEFS5.SQUARE2.jpg http://cdn.instructables.com/FON/IW1I/IDYPEFS5/FONIW1IIDYPEFS5.SQUARE.jpg http://cdn.instructables.com/FON/IW1I/IDYPEFS5/FONIW1IIDYPEFS5.SMALL.jpg leonardooo This is mostly based on the intensity of light The intensity(magnitude) always increases with the decrease in distance between the source and the object. Gathering components you will need -1-NE 555 ic.2-Any output source under 5V (the LED is fantastic).3- LDR (light dependent resistor)4-Connecto...
By: leonardooo

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Mon, 31 Aug 2015 02:42:06 PDT
Fake Alarm LED Circuit http://www.instructables.com/id/Fake-Alarm-LED-Circuit/
Fake Alarm LED Circuit - More DIY How To Projects]]> http://cdn.instructables.com/FED/OAV3/IDON9Y7O/FEDOAV3IDON9Y7O.SQUARE2.jpg http://cdn.instructables.com/FED/OAV3/IDON9Y7O/FEDOAV3IDON9Y7O.SQUARE.jpg http://cdn.instructables.com/FED/OAV3/IDON9Y7O/FEDOAV3IDON9Y7O.SMALL.jpg MrWiles Here is a Simple Flashing LED circuit which is good for bringing dummy security camera's to life or using as a Fake Alarm for cars and many other possibilities.The speed and timing are controlled by the capacitor from pin 2 to ground. Items needed - 555 IC47K resistor10K resistor470 or 330 resistorL...
By: MrWiles

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Sun, 23 Aug 2015 22:58:39 PDT
555 Timer: Flashing LED http://www.instructables.com/id/555-Timer-Flashing-LED-1/
555 Timer: Flashing LED - More DIY How To Projects]]> http://cdn.instructables.com/FO3/E4JE/ICD7FP0H/FO3E4JEICD7FP0H.SQUARE2.jpg http://cdn.instructables.com/FO3/E4JE/ICD7FP0H/FO3E4JEICD7FP0H.SQUARE.jpg http://cdn.instructables.com/FO3/E4JE/ICD7FP0H/FO3E4JEICD7FP0H.SMALL.jpg ethanl2 This is an awesome and easy build to make! The Circuit Ok so the 555 timer is a small 8-pin chip used in a lot of electronics. Here is the layout of the pinsPin 1- Ground (aka negative or neutral)Pin 2- TriggerPin 3- OutputPin 4- ResetPin 5- Control voltagePin 6- ThresholdPin 7- DischargePin 8- V...
By: ethanl2

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Tue, 21 Jul 2015 13:56:53 PDT
Simple PWM Generator http://www.instructables.com/id/Simple-PWM-Generator/
Simple PWM Generator - More DIY How To Projects]]> http://cdn.instructables.com/F5S/LX9K/IBQCFBQK/F5SLX9KIBQCFBQK.SQUARE2.jpg http://cdn.instructables.com/F5S/LX9K/IBQCFBQK/F5SLX9KIBQCFBQK.SQUARE.jpg http://cdn.instructables.com/F5S/LX9K/IBQCFBQK/F5SLX9KIBQCFBQK.SMALL.jpg IAmMe² this instructable will show you a neat little circuit to generate PWM (Pulse Width Modulation), that is quick and easily built from components that are likely to be in your collection already!Parts List:1x 555 Timer IC1x 100K Linear Pot1x 100nF Capacitor (Ceramic or Propylene Film)1x 10nF Capacitor ...
By: IAmMe²

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Fri, 3 Jul 2015 15:09:47 PDT
UFO LED chaser http://www.instructables.com/id/UFO-LED-chaser/
UFO LED chaser - More DIY How To Projects]]> http://cdn.instructables.com/F30/D3G4/IAWCG7Y8/F30D3G4IAWCG7Y8.SQUARE2.jpg http://cdn.instructables.com/F30/D3G4/IAWCG7Y8/F30D3G4IAWCG7Y8.SQUARE.jpg http://cdn.instructables.com/F30/D3G4/IAWCG7Y8/F30D3G4IAWCG7Y8.SMALL.jpg Electrosak The UFO LED chaser is basically circuit sequence of led which blinks one by one.Here are the working snaps of mine one. Step 1: Things required PCB boardNE555 timer ICCD4017 counter IC (with base preferably)LEDs (total 20)Red,Green,Blue,Yellow (any four color)soldering iron power led any colorca...
By: Electrosak

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Sun, 14 Jun 2015 16:26:45 PDT
simple alternate LED flashing using 555 timer http://www.instructables.com/id/simple-alternate-LED-flashing-using-555-timer/
simple alternate LED flashing using 555 timer - More DIY How To Projects]]> http://cdn.instructables.com/FTS/UOEF/IAY0Y5KB/FTSUOEFIAY0Y5KB.SQUARE2.jpg http://cdn.instructables.com/FTS/UOEF/IAY0Y5KB/FTSUOEFIAY0Y5KB.SQUARE.jpg http://cdn.instructables.com/FTS/UOEF/IAY0Y5KB/FTSUOEFIAY0Y5KB.SMALL.jpg kathirava here is the circuit diagram.! Components required 1) 2 led of different colours2) 100uf capacitor3) 555 timer ic4) wires 5)9v battery6) battery connector7) 1 k ohm resistor 18) 10 k ohm resistor 19) 220 ohm resistor 210) bread boaed connecting the components 1) mount the 555 ic in the middle o...
By: kathirava

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Sun, 14 Jun 2015 12:46:46 PDT
simple alternate LED flashing using 555 timer http://www.instructables.com/id/simple-alternate-LED-flashing-using-555-timer-1/
simple alternate LED flashing using 555 timer - More DIY How To Projects]]> http://cdn.instructables.com/FTS/UOEF/IAY0Y5KB/FTSUOEFIAY0Y5KB.SQUARE2.jpg http://cdn.instructables.com/FTS/UOEF/IAY0Y5KB/FTSUOEFIAY0Y5KB.SQUARE.jpg http://cdn.instructables.com/FTS/UOEF/IAY0Y5KB/FTSUOEFIAY0Y5KB.SMALL.jpg kathirava here is the circuit diagram.! Components required 1) 2 led of different colours2) 100uf capacitor3) 555 timer ic4) wires 5)9v battery6) battery connector7) 1 k ohm resistor 18) 10 k ohm resistor 19) 220 ohm resistor 210) bread boaed connecting the components 1) mount the 555 ic in the middle o...
By: kathirava

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Sun, 14 Jun 2015 12:46:45 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
PC Controlled Bluetooth Robot (With a GUI !) http://www.instructables.com/id/PC-Controlled-Wireless-Bluetooth-Robot-With-a-GUI/
PC Controlled Bluetooth Robot (With a GUI !) - More DIY How To Projects]]> http://cdn.instructables.com/FMI/JQR3/I8UO5SB6/FMIJQR3I8UO5SB6.SQUARE2.jpg http://cdn.instructables.com/FMI/JQR3/I8UO5SB6/FMIJQR3I8UO5SB6.SQUARE.jpg http://cdn.instructables.com/FMI/JQR3/I8UO5SB6/FMIJQR3I8UO5SB6.SMALL.jpg RoyPeer In this Instructable I will show you how to build a robot that is controlled via Bluetooth using a keyboard, has a graphical user interface built with processing that displays the input from the keyboard and actually turns the whole bushiness into a great fun, and It's also economical to build. I've...
By: RoyPeer

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Thu, 23 Apr 2015 10:16:20 PDT
Power led flasher-simple,powerfull and effective!! http://www.instructables.com/id/Power-led-flasher-simplepowerfull-and-effective/
Power led flasher-simple,powerfull and effective!! - More DIY How To Projects]]> http://cdn.instructables.com/F7R/R1AE/I8U15ONR/F7RR1AEI8U15ONR.SQUARE2.jpg http://cdn.instructables.com/F7R/R1AE/I8U15ONR/F7RR1AEI8U15ONR.SQUARE.jpg http://cdn.instructables.com/F7R/R1AE/I8U15ONR/F7RR1AEI8U15ONR.SMALL.jpg Prabhat Tiwari hii guys,yesterday i was searching the internet for a flasher or strobe which i would use to slow motion photography or simply fun!!! ;) but i couldnt find any cheap and reliable alternative for those professional strobe light.then a thought struck in my mind that probably i could make one at home u...
By: Prabhat Tiwari

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Thu, 23 Apr 2015 09:00:20 PDT
Blinking an LED with a 555 Timer Circuit http://www.instructables.com/id/Blinking-an-LED-with-a-555-Timer-Circuit/
Blinking an LED with a 555 Timer Circuit - More DIY How To Projects]]> http://cdn.instructables.com/FWD/USYO/I8FQYW6X/FWDUSYOI8FQYW6X.SQUARE2.jpg http://cdn.instructables.com/FWD/USYO/I8FQYW6X/FWDUSYOI8FQYW6X.SQUARE.jpg http://cdn.instructables.com/FWD/USYO/I8FQYW6X/FWDUSYOI8FQYW6X.SMALL.jpg andrespineda Here is a detailed video I created to explain how to use a 555 Timer IC, in combination with a few resistors and capacitors, to make an LED light blink. Things you will need:1) Breadboard2) Breadboard jumper wires3) 555 Timer IC4) An LED diode5) A DC power supply (You can use a few AA batteries depe...
By: andrespineda

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Tue, 14 Apr 2015 11:55:07 PDT
Fish Tank Auto Illumination http://www.instructables.com/id/Fish-Tank-Auto-Illumination/
Fish Tank Auto Illumination - More DIY How To Projects]]> http://cdn.instructables.com/FI9/OVDC/I7YLHK3N/FI9OVDCI7YLHK3N.SQUARE2.jpg http://cdn.instructables.com/FI9/OVDC/I7YLHK3N/FI9OVDCI7YLHK3N.SQUARE.jpg http://cdn.instructables.com/FI9/OVDC/I7YLHK3N/FI9OVDCI7YLHK3N.SMALL.jpg TarekH1 Hello Instructables, Tarek here. It is my first instructable please consider this fact. This is a project that I needed to do for my fish tank. I have a tank which is nicely cycled, aired and lit. But the problem is the duration of light which must simulate the natural lighting condition to ensure a...
By: TarekH1

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Wed, 1 Apr 2015 09:28:26 PDT
Two circuits of switched mode power supply based on the 555 timer http://www.instructables.com/id/Two-circuits-of-switched-mode-power-supply-based-o/
Two circuits of switched mode power supply based on the 555 timer - More DIY How To Projects]]> http://cdn.instructables.com/FDN/Q0NW/I7N663HC/FDNQ0NWI7N663HC.SQUARE2.jpg http://cdn.instructables.com/FDN/Q0NW/I7N663HC/FDNQ0NWI7N663HC.SQUARE.jpg http://cdn.instructables.com/FDN/Q0NW/I7N663HC/FDNQ0NWI7N663HC.SMALL.jpg Milen Today the switched mode power supplies (SMPS) are widely used in the electronic devices. Compared with the linear ones, they have the advantages to be more efficient, to occupy smaller place and to be cheaper. The only their disadvantage is that they are noisy and in some cases require nice fil...
By: Milen

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Wed, 25 Mar 2015 16:19:20 PDT
Automatic Night Light http://www.instructables.com/id/Automatic-Night-Light-1/
Automatic Night Light - More DIY How To Projects]]> http://cdn.instructables.com/F88/AUQV/II21OGHE/F88AUQVII21OGHE.SQUARE2.jpg http://cdn.instructables.com/F88/AUQV/II21OGHE/F88AUQVII21OGHE.SQUARE.jpg http://cdn.instructables.com/F88/AUQV/II21OGHE/F88AUQVII21OGHE.SMALL.jpg Ayush Naik Automatic night light control system needs no manual operation for switching ON and OFF when there is need of light. It detects itself whether there is need for light or not. When darkness rises to a certain value then automatically light is switched ON and when there is other source of light i.e. d...
By: Ayush Naik

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Sun, 22 Mar 2015 08:02:29 PDT
The 555 All Star Sqonk Box Synth http://www.instructables.com/id/The-555-All-Star-Sqonk-Box-Synth/
The 555 All Star Sqonk Box Synth - More DIY How To Projects]]> http://cdn.instructables.com/FGS/B9PL/I7D66RGN/FGSB9PLI7D66RGN.SQUARE2.jpg http://cdn.instructables.com/FGS/B9PL/I7D66RGN/FGSB9PLI7D66RGN.SQUARE.jpg http://cdn.instructables.com/FGS/B9PL/I7D66RGN/FGSB9PLI7D66RGN.SMALL.jpg simon.w.nordberg This is a synth i built a while ago. It's designed by Dino Segovis (Youtube: Hackaweek). It's monophonic meaning that it plays one note at a time. If more than one button is pushed, the added resistance value will produce a higher tone instead of two tones. Mine has a problem with the amplifier but ...
By: simon.w.nordberg

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Thu, 19 Mar 2015 07:44:06 PDT
how to make police light circuit http://www.instructables.com/id/how-to-make-police-light-circuit/
how to make police light circuit - More DIY How To Projects]]> http://cdn.instructables.com/FIV/NWCL/I7ELB2UR/FIVNWCLI7ELB2UR.SQUARE2.jpg http://cdn.instructables.com/FIV/NWCL/I7ELB2UR/FIVNWCLI7ELB2UR.SQUARE.jpg http://cdn.instructables.com/FIV/NWCL/I7ELB2UR/FIVNWCLI7ELB2UR.SMALL.jpg alok014 This is my first instructables project about the police lightit is fun working with it and VERY SIMPLE circuit material required 555 ic 10 k resistance R1,R2 10 uf capacitor led L1,L2 5 v dc supply jumper wires breadboard add resistance R1 between the 8th and 7th pin of ic and R2 betw...
By: alok014

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Wed, 18 Mar 2015 10:43:06 PDT
Motor Driver Using 555 Timer IC http://www.instructables.com/id/Motor-Driver-Using-555-Timer-IC/
Motor Driver Using 555 Timer IC - More DIY How To Projects]]> http://cdn.instructables.com/FIJ/CPP0/I78VJERT/FIJCPP0I78VJERT.SQUARE2.jpg http://cdn.instructables.com/FIJ/CPP0/I78VJERT/FIJCPP0I78VJERT.SQUARE.jpg http://cdn.instructables.com/FIJ/CPP0/I78VJERT/FIJCPP0I78VJERT.SMALL.jpg chienline I am living in a small town, 60 miles away from province capital city. It is impossible for me to get a motor driver to start a robot or RC project. Even if I wanted to build my own motor driver, it is hard to find the chips such as L298 Dual H-Bridge. What about online shop? In many cases, the ship...
By: chienline

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Sat, 14 Mar 2015 05:22:35 PDT
REACTION TIMER / NUMBER STOP GAME http://www.instructables.com/id/REACTION-TIMER-NUMBER-STOP-GAME/
REACTION TIMER / NUMBER STOP GAME - More DIY How To Projects]]> http://cdn.instructables.com/F8C/UOVH/I6W2UY5F/F8CUOVHI6W2UY5F.SQUARE2.jpg http://cdn.instructables.com/F8C/UOVH/I6W2UY5F/F8CUOVHI6W2UY5F.SQUARE.jpg http://cdn.instructables.com/F8C/UOVH/I6W2UY5F/F8CUOVHI6W2UY5F.SMALL.jpg PaurushTheMaker The game consists of 3 seven segment displays which continuously keep counting and the aim is to stop on 100. The game is based on the Ic4026 the decade counter and 7 segment display driver and a 555 to generate pulses INTRODUCTION AND MATERIALS The game involves the starting and stopping of the ...
By: PaurushTheMaker

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Fri, 6 Mar 2015 00:33:47 PST
Make Your Own Desktop LED Lamp http://www.instructables.com/id/Make-Your-Own-Desktop-LED-Lamp/
Make Your Own Desktop LED Lamp - More DIY How To Projects]]> http://cdn.instructables.com/FT1/MIGE/I65HK8EY/FT1MIGEI65HK8EY.SQUARE2.jpg http://cdn.instructables.com/FT1/MIGE/I65HK8EY/FT1MIGEI65HK8EY.SQUARE.jpg http://cdn.instructables.com/FT1/MIGE/I65HK8EY/FT1MIGEI65HK8EY.SMALL.jpg Saiyam Desktop lamps are very useful and present in every person's house. People use them for reading and studying. CFL lamps are the most commonly used table lamps but the problem with them is that they take too much power and they need to be plugged to an external power supply. LED lamps are much cheaper...
By: Saiyam

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Sun, 15 Feb 2015 02:09:50 PST
Micro 555 BEAM robot http://www.instructables.com/id/Micro-555-BEAM-robot/
Micro 555 BEAM robot - More DIY How To Projects]]> http://cdn.instructables.com/FJG/H6YZ/I6004GMO/FJGH6YZI6004GMO.SQUARE2.jpg http://cdn.instructables.com/FJG/H6YZ/I6004GMO/FJGH6YZI6004GMO.SQUARE.jpg http://cdn.instructables.com/FJG/H6YZ/I6004GMO/FJGH6YZI6004GMO.SMALL.jpg BlondeJamesDean The B.E.A.M robot concept was coined by Mark Tilden which inspired me to build this robot.This robot is based on a circuit design created by Manfred Schaffran.I've simply shrunk it down as small as I can to create this little B.E.A.M robot.It's self sufficient and light seeking, so it can be left to...
By: BlondeJamesDean

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Tue, 10 Feb 2015 09:07:28 PST
Obstacle Avoiding Robot http://www.instructables.com/id/Arduino-Ultimate-Obstacle-Avoiding-Robot/
Obstacle Avoiding Robot - More DIY How To Projects]]> http://cdn.instructables.com/FOH/SENN/I5S2FEXR/FOHSENNI5S2FEXR.SQUARE2.jpg http://cdn.instructables.com/FOH/SENN/I5S2FEXR/FOHSENNI5S2FEXR.SQUARE.jpg http://cdn.instructables.com/FOH/SENN/I5S2FEXR/FOHSENNI5S2FEXR.SMALL.jpg RoyPeer This instructable is the written version of my "Arduino: How To Build An Obstacle Avoiding Robot" Youtube video that I've uploaded recently. I strongly recommend you to check it out.So, without further ado, Let's get started ! A chassis ! the first step and the base of any robot is a chassis. ...
By: RoyPeer

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Thu, 5 Feb 2015 13:15:37 PST
Dark Activated Relay Circuit http://www.instructables.com/id/Light-Activated-Relay-Circuit/
Dark Activated Relay Circuit - More DIY How To Projects]]> http://cdn.instructables.com/FFV/VUS5/I4SCTV9L/FFVVUS5I4SCTV9L.SQUARE2.jpg http://cdn.instructables.com/FFV/VUS5/I4SCTV9L/FFVVUS5I4SCTV9L.SQUARE.jpg http://cdn.instructables.com/FFV/VUS5/I4SCTV9L/FFVVUS5I4SCTV9L.SMALL.jpg hrayhan Automatic Light Activated Relay Circuit is depend with ambient light. easly this device will turn on the relay when the LDR recive ambient light.This project is very useful for us, example for your automatic house lamp, or your gardening project. For the gardening project, you should enlighten the p...
By: hrayhan

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Tue, 13 Jan 2015 05:28:34 PST
Drawdio http://www.instructables.com/id/Drawdio-4/
Drawdio - More DIY How To Projects]]> http://cdn.instructables.com/F59/0B22/I3H4Q1PI/F590B22I3H4Q1PI.SQUARE2.jpg http://cdn.instructables.com/F59/0B22/I3H4Q1PI/F590B22I3H4Q1PI.SQUARE.jpg http://cdn.instructables.com/F59/0B22/I3H4Q1PI/F590B22I3H4Q1PI.SMALL.jpg khader sk This is a simple 555 timer circuit using which we can generate music by just sketching using a pencil
By: khader sk

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Mon, 8 Dec 2014 07:37:27 PST
CD/DVD Bipolar Motor Driver W/o Microcontroller http://www.instructables.com/id/CDDVD-Bipolar-Motor-Driver-Wo-Microcontroller/
CD/DVD Bipolar Motor Driver W/o Microcontroller - More DIY How To Projects]]> http://cdn.instructables.com/F2H/CPKM/I2TG19IG/F2HCPKMI2TG19IG.SQUARE2.jpg http://cdn.instructables.com/F2H/CPKM/I2TG19IG/F2HCPKMI2TG19IG.SQUARE.jpg http://cdn.instructables.com/F2H/CPKM/I2TG19IG/F2HCPKMI2TG19IG.SMALL.jpg Samiran I had a couple of CD/DVD writer scrap. When I opened them I found the Lasers are in working condition and the Motors looks the same. Then I came across the Laser Engraver for custom laser works from these scrap Lasers. I found many people had done and driven these Bi-polar Stepper Motors by the use ...
By: Samiran

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Sun, 23 Nov 2014 03:33:41 PST
Understanding the Laser Shooting Game http://www.instructables.com/id/Understanding-the-Laser-Shooting-Game/
Understanding the Laser Shooting Game - More DIY How To Projects]]> http://cdn.instructables.com/FAT/5B3Y/I2S6P475/FAT5B3YI2S6P475.SQUARE2.jpg http://cdn.instructables.com/FAT/5B3Y/I2S6P475/FAT5B3YI2S6P475.SQUARE.jpg http://cdn.instructables.com/FAT/5B3Y/I2S6P475/FAT5B3YI2S6P475.SMALL.jpg Bruno153 This simple but somewhat complex game was designed to be our coursework, and our enjoyment aswell! It was based on microchip microcontrollers 16F628A, as our teachers forbade the Arduino, in order to avoid community-made projects. However, this project is quite easy to reproduce using Arduino, but...
By: Bruno153

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Sat, 22 Nov 2014 10:00:07 PST
Motion sensitive glowing eyes that light up randomly and wink out slowly http://www.instructables.com/id/Motion-sensitive-glowing-eyes-that-light-up-random/
Motion sensitive glowing eyes that light up randomly and wink out slowly - More DIY How To Projects]]> http://cdn.instructables.com/F90/P6QE/I2AQULD6/F90P6QEI2AQULD6.SQUARE2.jpg http://cdn.instructables.com/F90/P6QE/I2AQULD6/F90P6QEI2AQULD6.SQUARE.jpg http://cdn.instructables.com/F90/P6QE/I2AQULD6/F90P6QEI2AQULD6.SMALL.jpg fadecomic Looking for a whole army of glowing eyes that wink on and then slowly wink out as your guests walk up your driveway? Or perhaps your army of evil minions awakens when your guests reach for a treat? I'll teach you how to make both!Parts List -- Power Supply A DC power supply capable of at least 12V ...
By: fadecomic

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Sun, 9 Nov 2014 11:44:09 PST
Atari Punk Console - FabLab NerveCentre http://www.instructables.com/id/Atari-Punk-Console-FabLab-NerveCentre/
Atari Punk Console - FabLab NerveCentre - More DIY How To Projects]]> http://cdn.instructables.com/FQ9/GD0Y/I1IQ8PKE/FQ9GD0YI1IQ8PKE.SQUARE2.jpg http://cdn.instructables.com/FQ9/GD0Y/I1IQ8PKE/FQ9GD0YI1IQ8PKE.SQUARE.jpg http://cdn.instructables.com/FQ9/GD0Y/I1IQ8PKE/FQ9GD0YI1IQ8PKE.SMALL.jpg TonyCanning First, I'd like to acknowledge a young man who called into the FabLab here in Derry one evening with an APC made up on a breadboard. Twelve year-old Vincent is interested in learning how to solder to avoid the annoyance of poor connections and gave us a demo of his Atari Punk Console. I had heard of...
By: TonyCanning

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Tue, 21 Oct 2014 06:13:29 PDT