Instructables: exploring - technology - 555 http://www.instructables.com Tue, 30 Aug 2016 11:53:13 PDT BLOX v1.01 DIY | Adjustable Timer using 555 & potentiometer http://www.instructables.com/id/DIY-Adjustable-Timer-Using-555-Potentiometer/
DIY | Adjustable Timer using 555 & potentiometer - More DIY How To Projects]]> https://cdn.instructables.com/F3H/CEI1/IR6IV6TR/F3HCEI1IR6IV6TR.SQUARE2.jpg https://cdn.instructables.com/F3H/CEI1/IR6IV6TR/F3HCEI1IR6IV6TR.SQUARE.jpg https://cdn.instructables.com/F3H/CEI1/IR6IV6TR/F3HCEI1IR6IV6TR.SMALL.jpg MakeStuff_MS DIY | Adjustable Timer using 555 & potentiometer Making Video You can watch the making of the video by the clicking the video linked in this step or continue reading to make your own timer You Can Subscribe To My YouTube Channel By Clicking HERE Components Required 1. Push Button2. 555 Ti...
By: MakeStuff_MS

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Thu, 28 Jul 2016 23:16:54 PDT
DIY Rain Alarm Using 555 Timer http://www.instructables.com/id/DIY-Rain-Alarm-Using-555-Timer/
DIY Rain Alarm Using 555 Timer - More DIY How To Projects]]> https://cdn.instructables.com/FF1/2DVF/IQPFDWR5/FF12DVFIQPFDWR5.SQUARE2.jpg https://cdn.instructables.com/FF1/2DVF/IQPFDWR5/FF12DVFIQPFDWR5.SQUARE.jpg https://cdn.instructables.com/FF1/2DVF/IQPFDWR5/FF12DVFIQPFDWR5.SMALL.jpg MakeStuff_MS Building a home made rain alarm.This circuit beeps for about 40 seconds when it detects rain. This circuit uses a 555 timer.This circuit can also be used with pressure sensor or with LDR for detecting light Things Required 1. 330 Ohm Resistor2. 1M Ohm Resistor - 33. 330k Ohm Resistor - 34. 10k Oh...
By: MakeStuff_MS

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Sat, 16 Jul 2016 22:02:34 PDT
Simplest High Frequency PWM with NE555 http://www.instructables.com/id/Simplest-High-Frequency-PWM-With-NE555/
Simplest High Frequency PWM with NE555 - More DIY How To Projects]]> https://cdn.instructables.com/FT8/CTO7/IQ2KEQ9D/FT8CTO7IQ2KEQ9D.SQUARE2.jpg https://cdn.instructables.com/FT8/CTO7/IQ2KEQ9D/FT8CTO7IQ2KEQ9D.SQUARE.jpg https://cdn.instructables.com/FT8/CTO7/IQ2KEQ9D/FT8CTO7IQ2KEQ9D.SMALL.jpg DIY Circuits In this instructable I will show you how I made a high frequency Pulse Width Modulator with the well known integrated circuit NE555.This circuit is a good starting point in electronics for beginners because of the low amount of parts. It can be used to regulate computer fans, LEDs, motors and many m...
By: DIY Circuits

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Fri, 1 Jul 2016 03:20:07 PDT
Knight Rider LED Flasher - NE555 & CD4017 http://www.instructables.com/id/Knight-Rider-LED-Flasher-555-4017/
Knight Rider LED Flasher - NE555 & CD4017 - More DIY How To Projects]]> https://cdn.instructables.com/F8E/MQIB/IPWX4TLU/F8EMQIBIPWX4TLU.SQUARE2.jpg https://cdn.instructables.com/F8E/MQIB/IPWX4TLU/F8EMQIBIPWX4TLU.SQUARE.jpg https://cdn.instructables.com/F8E/MQIB/IPWX4TLU/F8EMQIBIPWX4TLU.SMALL.jpg DIY Circuits In this instructable I will show you how I made an LED flasher with Knight Rider effect(Larson Scanner).The circuit is relatively simple. For me the hardest part was etching the PCB. Demonstration In this video you can see the finished project. Parts List For this instructable you will need:1x...
By: DIY Circuits

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Tue, 28 Jun 2016 04:19:45 PDT
First approach to flexible circuits http://www.instructables.com/id/First-Approach-to-Flexible-Circuits/
First approach to flexible circuits - More DIY How To Projects]]> https://cdn.instructables.com/F7H/3AC4/IPMUM3J8/F7H3AC4IPMUM3J8.SQUARE2.jpg https://cdn.instructables.com/F7H/3AC4/IPMUM3J8/F7H3AC4IPMUM3J8.SQUARE.jpg https://cdn.instructables.com/F7H/3AC4/IPMUM3J8/F7H3AC4IPMUM3J8.SMALL.jpg MauricioR I'm learning to do flexible circuit and the first thing that I try is a flasher bracelet, so this is a log of the first approach that I did. One The circuit is the a 555 timer flasher based, Materials you'll need smd leds X 2smd resistor x 2smd capacitorsmd 555 timer(I used a dip type)copper Tap...
By: MauricioR

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Sun, 19 Jun 2016 18:57:22 PDT
DIY Clap Switch 555 Timer http://www.instructables.com/id/DIY-Clap-Switch-555-Timer/
DIY Clap Switch 555 Timer - More DIY How To Projects]]> https://cdn.instructables.com/FK7/20JG/IPFRG3GI/FK720JGIPFRG3GI.SQUARE2.jpg https://cdn.instructables.com/FK7/20JG/IPFRG3GI/FK720JGIPFRG3GI.SQUARE.jpg https://cdn.instructables.com/FK7/20JG/IPFRG3GI/FK720JGIPFRG3GI.SMALL.jpg afzalrehmani Todays instructable is about How you can make a clap switch Step by Step Complete GuideDIY In 6 MinutesA clap switch has its many important applications some uses for security purposes some uses to control home appliances but i made it simple you can also add a relay to control high power devices ....
By: afzalrehmani

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Tue, 14 Jun 2016 14:44:08 PDT
$1 Model Aircraft Navigation Lights http://www.instructables.com/id/1-Model-Aircraft-Navigation-Lights/
$1 Model Aircraft Navigation Lights - More DIY How To Projects]]> https://cdn.instructables.com/FU2/T0IU/IP08ZW3B/FU2T0IUIP08ZW3B.SQUARE2.jpg https://cdn.instructables.com/FU2/T0IU/IP08ZW3B/FU2T0IUIP08ZW3B.SQUARE.jpg https://cdn.instructables.com/FU2/T0IU/IP08ZW3B/FU2T0IUIP08ZW3B.SMALL.jpg Mihir230898 This is Instructable as a tutorial for making your Scale Model Of Aircraft more Attractive with just few simple steps .Its not only cheap but it also works fine, the strobe lights are having flashes at very high intensity so it looks like original aircraft's strobe light (which can be seen from lon...
By: Mihir230898

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Mon, 6 Jun 2016 05:31:44 PDT
555 Siren http://www.instructables.com/id/555-Siren/
555 Siren - More DIY How To Projects]]> https://cdn.instructables.com/FQM/M1PO/IP5RE89Y/FQMM1POIP5RE89Y.SQUARE2.jpg https://cdn.instructables.com/FQM/M1PO/IP5RE89Y/FQMM1POIP5RE89Y.SQUARE.jpg https://cdn.instructables.com/FQM/M1PO/IP5RE89Y/FQMM1POIP5RE89Y.SMALL.jpg afzalrehmani This instructable will show how you can create your own siren sounding circuit.In this two 555 timer ic's were used the first one is operating in Astable mode ( ie output is switching between high and low without any intervention from the user ) and is used to designed such that to produce a low fre...
By: afzalrehmani

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Sun, 5 Jun 2016 15:47:17 PDT
MORNING FLUTE (Morgenflöte) http://www.instructables.com/id/MORNING-FLUTE-Morgenflöte/
MORNING FLUTE (Morgenflöte) - More DIY How To Projects]]> https://cdn.instructables.com/FCV/X5NA/IOPZDKN6/FCVX5NAIOPZDKN6.SQUARE2.jpg https://cdn.instructables.com/FCV/X5NA/IOPZDKN6/FCVX5NAIOPZDKN6.SQUARE.jpg https://cdn.instructables.com/FCV/X5NA/IOPZDKN6/FCVX5NAIOPZDKN6.SMALL.jpg pratchel The "morning flute/ morgenflöte" is a light depended instrument, which is best played in the morning. It uses photocells, LDRs(light depended resistors) implemented in the cardboard tube attached to 555 timers on the breadboard.There is already a lot of light depended instruments prob. all based on ...
By: pratchel

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Sat, 28 May 2016 07:05:23 PDT
11 LED Adjustable Chaser with 555Timer http://www.instructables.com/id/11-LED-Adjustable-Chaser-With-555Timer/
11 LED Adjustable Chaser with 555Timer - More DIY How To Projects]]> https://cdn.instructables.com/FIK/327T/INQBL7B7/FIK327TINQBL7B7.SQUARE2.jpg https://cdn.instructables.com/FIK/327T/INQBL7B7/FIK327TINQBL7B7.SQUARE.jpg https://cdn.instructables.com/FIK/327T/INQBL7B7/FIK327TINQBL7B7.SMALL.jpg hkerr Parts:Leds: Pack of 25 Can use Purple OnesIC: 555 timer, CD4017Capacitor: 10uf, 100nf(104)Potentiometer: 10k Linear MonoResistors: 1k, 10k, 120ohmBreadboard + Cables + Battery Clip Place Base Components The 555 timer and Cd4017 are placed along with the leds and the wires connecting to power and ...
By: hkerr

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Tue, 3 May 2016 07:26:34 PDT
Soldering Surface Mount Parts http://www.instructables.com/id/Soldering-Surface-Mount-Parts/
Soldering Surface Mount Parts - More DIY How To Projects]]> https://cdn.instructables.com/FOP/ET9S/IMDZEG9A/FOPET9SIMDZEG9A.SQUARE2.jpg https://cdn.instructables.com/FOP/ET9S/IMDZEG9A/FOPET9SIMDZEG9A.SQUARE.jpg https://cdn.instructables.com/FOP/ET9S/IMDZEG9A/FOPET9SIMDZEG9A.SMALL.jpg JRV31 The first thing you need to solder surface mount parts is confidence. It's not as hard as you think it will be. I need three different pair of glasses, one with bifocals, for my old eyes and I was able to get it right, on the second try.I will be soldering a 555 timer to a Sparkfun eight pin SOIC br...
By: JRV31

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Fri, 1 Apr 2016 05:54:38 PDT
Astable Multivibrator Using 555 Timer http://www.instructables.com/id/Astable-Multivibrator-Using-555-Timer/
Astable Multivibrator Using 555 Timer - More DIY How To Projects]]> https://cdn.instructables.com/F75/WCEG/ILWJ4YSW/F75WCEGILWJ4YSW.SQUARE2.jpg https://cdn.instructables.com/F75/WCEG/ILWJ4YSW/F75WCEGILWJ4YSW.SQUARE.jpg https://cdn.instructables.com/F75/WCEG/ILWJ4YSW/F75WCEGILWJ4YSW.SMALL.jpg shiv_vipin The Astable Multivibrator is another type of cross-coupled switching circuit that has NO stable output states as it changes from one state to the other all the time. Astable Multivibrator using 555 Timer is very simple, easy to design, very stable and low cost. It can be used for timing from micros...
By: shiv_vipin

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Thu, 17 Mar 2016 16:30:43 PDT
555 traffic lights http://www.instructables.com/id/555-Traffic-Lights/
555 traffic lights - More DIY How To Projects]]> https://cdn.instructables.com/FZ1/DRTO/ILTOBGIR/FZ1DRTOILTOBGIR.SQUARE2.jpg https://cdn.instructables.com/FZ1/DRTO/ILTOBGIR/FZ1DRTOILTOBGIR.SQUARE.jpg https://cdn.instructables.com/FZ1/DRTO/ILTOBGIR/FZ1DRTOILTOBGIR.SMALL.jpg DinçerY1 555 traffic lightsYoutube video
By: DinçerY1

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Wed, 16 Mar 2016 05:50:41 PDT
555 Led Flashing http://www.instructables.com/id/555-Led-Flashing/
555 Led Flashing - More DIY How To Projects]]> https://cdn.instructables.com/F5O/V9BA/ILTQH0LA/F5OV9BAILTQH0LA.SQUARE2.jpg https://cdn.instructables.com/F5O/V9BA/ILTQH0LA/F5OV9BAILTQH0LA.SQUARE.jpg https://cdn.instructables.com/F5O/V9BA/ILTQH0LA/F5OV9BAILTQH0LA.SMALL.jpg DinçerY1 555 led flashing
By: DinçerY1

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Mon, 14 Mar 2016 05:11:32 PDT
Breadboard 555 timer http://www.instructables.com/id/Breadboard-555-Timer/
Breadboard 555 timer - More DIY How To Projects]]> https://cdn.instructables.com/FC8/HV35/ILCHCPG2/FC8HV35ILCHCPG2.SQUARE2.jpg https://cdn.instructables.com/FC8/HV35/ILCHCPG2/FC8HV35ILCHCPG2.SQUARE.jpg https://cdn.instructables.com/FC8/HV35/ILCHCPG2/FC8HV35ILCHCPG2.SMALL.jpg JRV31 This is a 555 timer built on a breadboard. The 555 timer is an 8 pin IC chip, but I thought it would be fun to build my own on a breadboard. There are five sections to the chip, it will be built on five Adafruit Perma Proto boards. The design is from an open source kit from Evil Mad Scientist Labora...
By: JRV31

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Fri, 4 Mar 2016 05:44:46 PST
HackerBoxes 0004: Three Fives Replica and 555 Timer Experiments http://www.instructables.com/id/HackerBoxes-0004-Three-Fives-Replica-and-555-Timer/
HackerBoxes 0004: Three Fives Replica and 555 Timer Experiments - More DIY How To Projects]]> https://cdn.instructables.com/FSO/4CL6/ILA1FJW3/FSO4CL6ILA1FJW3.SQUARE2.jpg https://cdn.instructables.com/FSO/4CL6/ILA1FJW3/FSO4CL6ILA1FJW3.SQUARE.jpg https://cdn.instructables.com/FSO/4CL6/ILA1FJW3/FSO4CL6ILA1FJW3.SMALL.jpg HackerBoxes Your timing is perfect! This month, subscribers to HackerBoxes are building a jumbo-sized, functioning replica of the 555 chip from discrete transistors. We are also working on several experiments based upon the venerable 555 timer chip, which is the integrated circuit that has sold more units tha...
By: HackerBoxes

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Wed, 2 Mar 2016 08:54:00 PST
Pest Controll http://www.instructables.com/id/Pest-Controll/
Pest Controll - More DIY How To Projects]]> https://cdn.instructables.com/F2U/6JBO/IL9SBYH3/F2U6JBOIL9SBYH3.SQUARE2.jpg https://cdn.instructables.com/F2U/6JBO/IL9SBYH3/F2U6JBOIL9SBYH3.SQUARE.jpg https://cdn.instructables.com/F2U/6JBO/IL9SBYH3/F2U6JBOIL9SBYH3.SMALL.jpg Ranindas This is very easy and good instructable for those who are in trouble for pests.This device will work on any pests those who can sense ultra sonic sound.Basically those who are willing to make any small firm like sunflower,paddy,vegetables,flower ,this is absolutely good for them.In this device we u...
By: Ranindas

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Tue, 1 Mar 2016 13:39:08 PST
back-up alarm for cars and trucks http://www.instructables.com/id/Back-up-Alarm-for-Cars-and-Trucks/
back-up alarm for cars and trucks - More DIY How To Projects]]> https://cdn.instructables.com/FOM/HV2M/IL8LE5HC/FOMHV2MIL8LE5HC.SQUARE2.jpg https://cdn.instructables.com/FOM/HV2M/IL8LE5HC/FOMHV2MIL8LE5HC.SQUARE.jpg https://cdn.instructables.com/FOM/HV2M/IL8LE5HC/FOMHV2MIL8LE5HC.SMALL.jpg jp25 There seems to be a wealth of information on Instructables about how to use a 555 timer, but relatively little about using a LM386 as an oscillator. In this instructable I will use both ICs to build a back-up alarm for my SUV. This can also be great for any larger vehicle with visibility issues or h...
By: jp25

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Mon, 29 Feb 2016 16:34:26 PST
555 50% Duty Cycle Variable Squarewave Generator http://www.instructables.com/id/555-50-Duty-Cycle-Variable-Squarewave-Generator/
555 50% Duty Cycle Variable Squarewave Generator - More DIY How To Projects]]> https://cdn.instructables.com/FPF/YR8B/IKY6K6LX/FPFYR8BIKY6K6LX.SQUARE2.jpg https://cdn.instructables.com/FPF/YR8B/IKY6K6LX/FPFYR8BIKY6K6LX.SQUARE.jpg https://cdn.instructables.com/FPF/YR8B/IKY6K6LX/FPFYR8BIKY6K6LX.SMALL.jpg satchelfrost Specifications Variable frequency (ranging from as high as 250kHz and below)Constant 50% duty cycle across all of these frequenciesCapacitor input for changing frequency (150pF lowest to as high as you like)Potentiometer for changing frequencyOutput pins"built in" power supply Additional features RC...
By: satchelfrost

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Tue, 23 Feb 2016 20:07:27 PST
How to make Breadboard From PCB http://www.instructables.com/id/How-to-Make-Breadboard-From-PCB/
How to make Breadboard From PCB - More DIY How To Projects]]> https://cdn.instructables.com/FX6/EAWI/IKWXJI6P/FX6EAWIIKWXJI6P.SQUARE2.jpg https://cdn.instructables.com/FX6/EAWI/IKWXJI6P/FX6EAWIIKWXJI6P.SQUARE.jpg https://cdn.instructables.com/FX6/EAWI/IKWXJI6P/FX6EAWIIKWXJI6P.SMALL.jpg balsuryana Make breadboard is easy! And total cost under 1 dollar!Its so usefull for your experiments!Ok lets do it! You need! Make a Breadboard! 1. Cut The middle of the PCB (I make 10x4. You can make bigger Breadboard)2. Glue the first and second PCB with super glue (Do gluing if the two pcb look a ho...
By: balsuryana

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Mon, 22 Feb 2016 02:18:32 PST
Hand made IR remote http://www.instructables.com/id/Hand-Made-IR-Remote/
Hand made IR remote - More DIY How To Projects]]> https://cdn.instructables.com/F3G/YX5C/IKSN2JVV/F3GYX5CIKSN2JVV.SQUARE2.jpg https://cdn.instructables.com/F3G/YX5C/IKSN2JVV/F3GYX5CIKSN2JVV.SQUARE.jpg https://cdn.instructables.com/F3G/YX5C/IKSN2JVV/F3GYX5CIKSN2JVV.SMALL.jpg Sandy65 In my earlier project I used this device as a IR Transmitter and promised to upload this project description in next instructables.So here I present you IR Transmitter using 555 Timer.Last project in which this remoteWe want to design a astable multivibrator of 38KHz. This can be done by using 555 T...
By: Sandy65

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Sat, 13 Feb 2016 17:26:24 PST
Blinking Circuit http://www.instructables.com/id/Valentines-Day-DIY/
Blinking Circuit - More DIY How To Projects]]> https://cdn.instructables.com/FE7/YD27/IRLQIF31/FE7YD27IRLQIF31.SQUARE2.jpg https://cdn.instructables.com/FE7/YD27/IRLQIF31/FE7YD27IRLQIF31.SQUARE.jpg https://cdn.instructables.com/FE7/YD27/IRLQIF31/FE7YD27IRLQIF31.SMALL.jpg Sandy65 Today is Valentine's Day in India. It is the most important day for lovers. Today I'm going to make a simple LED display withe 3mm LED.It is basically a blinking project which can be done by Arduino Uno or any programmable device. But I think why to use a Arduino Board for a simple project. Then I g...
By: Sandy65

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Sat, 13 Feb 2016 16:42:41 PST
Usb lamp with timer&dimmer http://www.instructables.com/id/Usb-Lamp-With-Timerdimmer/
Usb lamp with timer&dimmer - More DIY How To Projects]]> https://cdn.instructables.com/FY1/U1WA/IKA2F4JK/FY1U1WAIKA2F4JK.SQUARE2.jpg https://cdn.instructables.com/FY1/U1WA/IKA2F4JK/FY1U1WAIKA2F4JK.SQUARE.jpg https://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]]> https://cdn.instructables.com/FYV/3848/IK7BTCSV/FYV3848IK7BTCSV.SQUARE2.jpg https://cdn.instructables.com/FYV/3848/IK7BTCSV/FYV3848IK7BTCSV.SQUARE.jpg https://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]]> https://cdn.instructables.com/F7X/3MRU/IK5S2BW8/F7X3MRUIK5S2BW8.SQUARE2.jpg https://cdn.instructables.com/F7X/3MRU/IK5S2BW8/F7X3MRUIK5S2BW8.SQUARE.jpg https://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]]> https://cdn.instructables.com/FVV/CF9H/IJHJPZBQ/FVVCF9HIJHJPZBQ.SQUARE2.jpg https://cdn.instructables.com/FVV/CF9H/IJHJPZBQ/FVVCF9HIJHJPZBQ.SQUARE.jpg https://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]]> https://cdn.instructables.com/F08/FI6J/IJD9EKKX/F08FI6JIJD9EKKX.SQUARE2.jpg https://cdn.instructables.com/F08/FI6J/IJD9EKKX/F08FI6JIJD9EKKX.SQUARE.jpg https://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]]> https://cdn.instructables.com/FO5/T6Z9/IJD9E42I/FO5T6Z9IJD9E42I.SQUARE2.jpg https://cdn.instructables.com/FO5/T6Z9/IJD9E42I/FO5T6Z9IJD9E42I.SQUARE.jpg https://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]]> https://cdn.instructables.com/FLX/FPN5/IJ0A9WXC/FLXFPN5IJ0A9WXC.SQUARE2.jpg https://cdn.instructables.com/FLX/FPN5/IJ0A9WXC/FLXFPN5IJ0A9WXC.SQUARE.jpg https://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]]> https://cdn.instructables.com/F8P/8YH1/IIUKCKP3/F8P8YH1IIUKCKP3.SQUARE2.jpg https://cdn.instructables.com/F8P/8YH1/IIUKCKP3/F8P8YH1IIUKCKP3.SQUARE.jpg https://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]]> https://cdn.instructables.com/FMQ/SWXP/II3JBLS4/FMQSWXPII3JBLS4.SQUARE2.jpg https://cdn.instructables.com/FMQ/SWXP/II3JBLS4/FMQSWXPII3JBLS4.SQUARE.jpg https://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]]> https://cdn.instructables.com/F8X/7UXU/IHUYQ1JJ/F8X7UXUIHUYQ1JJ.SQUARE2.jpg https://cdn.instructables.com/F8X/7UXU/IHUYQ1JJ/F8X7UXUIHUYQ1JJ.SQUARE.jpg https://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]]> https://cdn.instructables.com/F8C/HTC3/IGTATCKC/F8CHTC3IGTATCKC.SQUARE2.jpg https://cdn.instructables.com/F8C/HTC3/IGTATCKC/F8CHTC3IGTATCKC.SQUARE.jpg https://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]]> https://cdn.instructables.com/FHN/MA7I/IGM5O4KL/FHNMA7IIGM5O4KL.SQUARE2.jpg https://cdn.instructables.com/FHN/MA7I/IGM5O4KL/FHNMA7IIGM5O4KL.SQUARE.jpg https://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]]> https://cdn.instructables.com/FTP/PQB0/IGP0IMHN/FTPPQB0IGP0IMHN.SQUARE2.jpg https://cdn.instructables.com/FTP/PQB0/IGP0IMHN/FTPPQB0IGP0IMHN.SQUARE.jpg https://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]]> https://cdn.instructables.com/FB8/FX6S/IGCHIABT/FB8FX6SIGCHIABT.SQUARE2.jpg https://cdn.instructables.com/FB8/FX6S/IGCHIABT/FB8FX6SIGCHIABT.SQUARE.jpg https://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]]> https://cdn.instructables.com/F82/M05O/IG2HG92R/F82M05OIG2HG92R.SQUARE2.jpg https://cdn.instructables.com/F82/M05O/IG2HG92R/F82M05OIG2HG92R.SQUARE.jpg https://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]]> https://cdn.instructables.com/FWW/3184/IG2JKTQB/FWW3184IG2JKTQB.SQUARE2.jpg https://cdn.instructables.com/FWW/3184/IG2JKTQB/FWW3184IG2JKTQB.SQUARE.jpg https://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]]> https://cdn.instructables.com/FDU/19AS/IFK0ZELS/FDU19ASIFK0ZELS.SQUARE2.jpg https://cdn.instructables.com/FDU/19AS/IFK0ZELS/FDU19ASIFK0ZELS.SQUARE.jpg https://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]]> https://cdn.instructables.com/FRO/D1J8/IF9TALU9/FROD1J8IF9TALU9.SQUARE2.jpg https://cdn.instructables.com/FRO/D1J8/IF9TALU9/FROD1J8IF9TALU9.SQUARE.jpg https://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]]> https://cdn.instructables.com/F6U/Z9VL/IEX4PJ07/F6UZ9VLIEX4PJ07.SQUARE2.jpg https://cdn.instructables.com/F6U/Z9VL/IEX4PJ07/F6UZ9VLIEX4PJ07.SQUARE.jpg https://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]]> https://cdn.instructables.com/FVC/M4OA/IEQY3U05/FVCM4OAIEQY3U05.SQUARE2.jpg https://cdn.instructables.com/FVC/M4OA/IEQY3U05/FVCM4OAIEQY3U05.SQUARE.jpg https://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]]> https://cdn.instructables.com/FA8/RFMB/IEOP7L0E/FA8RFMBIEOP7L0E.SQUARE2.jpg https://cdn.instructables.com/FA8/RFMB/IEOP7L0E/FA8RFMBIEOP7L0E.SQUARE.jpg https://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]]> https://cdn.instructables.com/FON/IW1I/IDYPEFS5/FONIW1IIDYPEFS5.SQUARE2.jpg https://cdn.instructables.com/FON/IW1I/IDYPEFS5/FONIW1IIDYPEFS5.SQUARE.jpg https://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]]> https://cdn.instructables.com/FED/OAV3/IDON9Y7O/FEDOAV3IDON9Y7O.SQUARE2.jpg https://cdn.instructables.com/FED/OAV3/IDON9Y7O/FEDOAV3IDON9Y7O.SQUARE.jpg https://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]]> https://cdn.instructables.com/FO3/E4JE/ICD7FP0H/FO3E4JEICD7FP0H.SQUARE2.jpg https://cdn.instructables.com/FO3/E4JE/ICD7FP0H/FO3E4JEICD7FP0H.SQUARE.jpg https://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]]> https://cdn.instructables.com/F5S/LX9K/IBQCFBQK/F5SLX9KIBQCFBQK.SQUARE2.jpg https://cdn.instructables.com/F5S/LX9K/IBQCFBQK/F5SLX9KIBQCFBQK.SQUARE.jpg https://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]]> https://cdn.instructables.com/F30/D3G4/IAWCG7Y8/F30D3G4IAWCG7Y8.SQUARE2.jpg https://cdn.instructables.com/F30/D3G4/IAWCG7Y8/F30D3G4IAWCG7Y8.SQUARE.jpg https://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