The following prototype images for the same were sent by mr. In a flipflop circuit, at a time only one transistor conduct and other cutoff and when it gets a trigger pulse from outside source then first transistor is cutoff and 2nd transistor conducts, thus output of transistor is either logic0 or logic1 and it remains in one state 0 or 1 until it gets trigger pulse from outer source. Here in this project, we want to make darkness sensor using ldr resistor. Before you make a circuit glowing 220v bulb, learn about relay, otherwise, it can be dangerous. It produces a small electrical signal which is amplified by the succeeding transistor stage. Dec 31, 2012 abstract clap switch is a switch which can switch onoff any electrical circuit by thesound of the clap. The pcb design track layout for the above can be seen below, as designed by mr. The mic 1 condenser microphone is used here as sensor, senses the clap sound and further convert it into electrical signal. Condenser microphone, bjts, ne555 timer, decade counter, led, relays. In this article, we have handpicked some really useful 555 timer circuits which will be interesting to electronics engineering students and hobbyists alike. Pdf design of a clap activated switch researchgate.
There is a mechanical model of wood of almost 1 feet tall. Assemble the clap switch following the assembly instructions. It is known as clap switch because the condenser mic. Now you can make a simple clap switch project, here you can find all required components, circuit diagram, working process along with output video.
Electronics mini project hello friends, this post provides you a simple mini project of clap switch. How to make a clapclap on clapclap off switch circuit. High amplitude sound signal in front of the condenser mic, turns on the transistor bc 548. May 05, 2018 how to make clap switch using 555 timer ic simple electronic project home easy diy this electronic project is very simple easy and diy do it yourself you, will, find full project description and. This construction will give mono pulse when trigger received from mic, the duration of pulse time varies respect to r2 and c2 connected with ic555. Applications 1this circuit can switch on and off light a fan or a radio etc. Whenever there is loud sound produced near the electret condenser mic, pin 2 of 555 gets triggered and it switches on the led d1. This is another clap on off circuit diagram using 555 timer and 7474 ic. Regarding your second question, i have already given the schematic on the same page, see below the clap switch page, there is another schematic with the name, clap switch glowing 220v bulb. The second timer uses the same value components within its timing circuit, this means that once.
Aug 30, 2018 now, we are going to deal another circuit named clap switch circuit for devices. It can be triggered with a low voltage at the 2nd pin. A clap switch circuit can turn onoff any electrical component by the sound of a clap. Here is the circuit of simple, interesting and inexpensive electronics clapper which produces clap sound, and can be used to control the devices which used clap sound to operate.
The led remains on for a definite time determined by r1 and c1. Teachers notes are available to download at our education. Clap switch circuit is a basic electronics project, made from the basic components such as ic 555 timer, bc547 transistors led resistors, capacitors etc. Its application is interesting that we can switch on an off by just clapping the hands. This clap switch circuit using ic 555 is a hobby circuit, makes led to glow while you clap or make louder noise. You can use this circuit concept in many ways to activate sound based project. In this tutorial, we will learn how to make a clap switch circuit, using a 555 timer ic. It consists of condenser mic to pick sound of the clap and convert from sound energy to electrical energy which is then used to trigger 555 timer output where led is connect. How to make a clap switch using 555 timer ic youtube. The circuit can sense the sound of claps from a distance of meters. Clap on off switch with 4017 ic and bc547 transistor. Clap switch circuit for devices summary of clap switch circuit. If you wish to on and off the device without a penny shifting from your space then this circuit is helpful for you. This circuit can be used by changing individual situations.
Clap switch circuit electronic project using 555 timer. The 555 timer is a wellknown integrated circuit used to provide oscillation for timers or delays in electronics applications. How to make clap switch diy project using 555 timer ic youtube. We are listing a curated collection of 555 timer circuits and projects published in our site before. Signal from microphone is amplified by transistors t1, t2 and t3. Clap switch using transistor electronic projects, power. Clap switch project report pdf ppt download abstract. Here the 555 ic operates in monostable multivibrator mode.
In this project we are going to make clapper circuit using the concept of adc analog to digital conversion in arduino uno. After a long experiment here we design and verified a clap switch circuit using few transistor. This is a simple electronic project and mostly used to turn on and off ac appliances with the help of sound. This 555 timer clap switch circuit electronic project is designed using some common electronic parts. It is known as clap switch, because the condenser mic which. A decade counter ic serves the bistable function instead of.
Clap switch a mini project report submitted in the partial fulfillment of degree of bachelor of technology. Using these circuits, you can control electrical appliances by simple clapping. In order to make a clap switch, we have to combine the touch sensor monostable mode of 555 and the transistorized dark sensor circuits. It consist of condenser mic to pick sound of clap and convert from sound energy to electrical energy which is then used to trigger 555 timer output where led is connected. Please visit our youtube channel for complete video click here to visit our youtube channel get link. Today we will discuss about making a simple clap switch that operates when it detects two clapping sounds in a row. Ic 555 timer in this circuit is wired like a monostable oscillator. Now, we are going to deal another circuit named clap switch circuit for devices. Clap switch circuit for devices using 555 and 4017 august 30, 2018 by administrator 20 comments we have already seen the circuit diagram, working and applications of 9 way clap switch circuit.
Pdf analysing efficiency and effectiveness of clap switch. The clap operated circuit is a circuit which operates by clapping from a remote point. Working and schematic diagram of clap swith circuit. This is a project on clap sw itch which can switch onoff any electrical circuit by the sound of the clap. Mar 23, 2018 this is another clap on off circuit diagram using 555 timer and 7474 ic. If yes then how what changes should be made in the circuit i have to submit a project proposal and my project is automatic door opening using clap switch and the circuit should work from the minimum distance of 8 feet. This clap switch mini project is useful for operating electric equipment like fan, bulb, radio etc. It uses an electret microphone as a transducer for converting a clapping sound into an electrical signal. One more plus point of this circuit is that there is no fear of the electrical shocks as you are not required to touch any of. Nov 25, 2012 a clap switch is a fun project for beginners. This circuit uses 2 ic one is 555 timer and second is 74ls93.
Although it doesnt mean that the sound will have to be exactlt the clap sound. This 555 timer clap switch circuit electronic project operates from a distance of up to 10 meters from the microphone. You can operate 4 appliances using this single sound clap operated circuit. Apr 18, 2019 the clap switch circuit is yet another simple and cool project. This 555timer clap switch circuit electronic project is designed using some common electronic parts.
This paper presents the design of a clap activated switch device that will serve well in different phonocontrolled applications, providing inexpensive key and at the same time flee from false. We have a large collection of simple and advanced projects using 555 timer ic. This clap operated on off switch circuit is useful to on off any appliance. Condenser mic basically converts sound energy into electrical energy, that in turns used to trigger 555 timer ic, through a transistor. It switches on and off electrical appliances with a sound of clapping hands. The timer ic can produce required waveform accurately.
Clap switch circuit for devices using 555 and 4017 electronics hub. Clap switch circuit diagram using ic 555 circuit digest. This clap on clap off switch basically turns on or off the device, by using the clap sound, as switch. C 555 is connected as comparator with pin 6 connected with positive supply, the output goes high1 when the trigger pin 2 is at lower than level of the supply voltage, conversely the output goes low0 when it is above.
The 555 timer configuration can be done in three modes but for the purpose of this design, two of them are required namely. This clap operated switch system works on detecting of sound of claps. Olokede, seyi stephen 49 circuit is expected to respond to two claps only when it is received within three seconds to energize a relay which will make connection with an external circuit. Ic 4017 circuits and projects for hobby electronist and school. Following is the list of the components required to make the clap switch. Here this article will help you out how to make darkness sensor using 555 timer. We are going to use a mic and uno to sense the sound and trigger a response. Clap switch circuit diagram using 555 and 74ls74 clap on. Diode d1 detects clap signals and the resulting positive voltage is applied to the base of. We will use two basic clap switch circuit diagrams i. Shadow sensors are widely used to detect the movement of a person in a confined area. How to make clap switch circuit using 555 timer ic homemade.
Browse through a total of 32 ic 741 projects circuits. The clapoperated circuit is a circuit which operates by clapping from a remote point. The clap switch circuit is yet another simple and cool project. Control pin 5 of 555 timer ic should be connected to ground through a 0.
Clap on clap off switch circuit diagram using 555 timer ic. Although, the name of the circuit is clap switch it can be turned on by any sound which has pitch similar to a clap sound. How to make a clap switch using 555 timer ic electronics diy. When you clap for the second time, the relay is deactivated and the light is turned off. How to make clap switch diy project using 555 timer ic. In the first circuit, i will control a single relay using clap switch. When you clap once, the relay is activated and the light or any load is turned on. Clap switch how to make clap switch using ic 7474 with. While traveling recently, my family had trouble powering the 5 smartphones, 2 tablets, and 2 laptops while driving. Clap switch is an beginners project done using 555 timer ic. Clap switch is a basic electronics mini project, made with the help of the basic components.
For this circuit, ic ne555 monostable produces a clock pulse, which is used to give an oscillating wave at ic1 pin 3 which is an output pin. In this tutorial, we are going to demonstrate one of the easiest diy projects with a simple design and low cost. The main component of this clap switch circuit is the electric condenser mic, which has been used as a sound sensor. I will present two circuits for clap switches, both of these circuits will be based on 555 ic and 4017 ic. Jul 09, 2017 clap switch is an interesting hobby circuit which turns on the lights with a clap sound. How to make darkness sensor using 555 timer eprojectbox. Diode d1 detects clap signals and the resulting positive voltage is applied to. Its name is derived from three 5k ohm resistors,connected in series used in it.
This kind of switches mechanism were implemented with the different technology out of that we were analysed efficiency and effectiveness mechanism based on the ne 555 clap switch and arduino clap. Clap switch circuit using 555 engineering projects. It is known as clap switch because the condenser mic which will be used in this project will have an ability to take the sound having the same pitch as the clap sound as the input. The collector voltage of bc 548 is connected to the trigger pin of 555. Clap switch circuit is mostly used to turn on and off ac appliances with the help of sound. Check out other clap switch and sound operated circuit posted in. Pcb layout tips for a clap switch circuit pcb design. To test this circuit you need to clap loudly as this small. Condenser mic picks up sound vibrations c by the clap. Two transistors cross connected as a bistable multivibrator change state at each signal. The electret microphone picks up the sound of your claps, coughs, and the sound of that book knocked off the table. The most simple and clap switch uses the 555 timer chip.
The basic idea of clap switch is that the electric microphone picks up thesound of your claps, coughs, and the sound of that book knocked off the table. The clap switch circuit using 555 is build around timer ic 555, decade counter ic cd 4017, few transistor, mic and few passive components. Clap operated switch circuit sound operated switch. How to make clap switch using 555 timer ic simple electronic project home easy diy this electronic project is very simple easy and diy do it yourself you, will, find full project description and. There are hundreds of projects in the internet for making such simple led chaser circuits. Clap switch has the ability to turn onoff any electrical component or circuit by the clap sound. This circuit can switch on and off light a fan or a radio etc. In this circuit, electric condenser mic is used for sensing the sound while transistor is used to trigger the 555 timer ic. The power supply is an electronic device that is usually referred to as an electric power converter because it converts one form of electrical energy into. Dec 20, 2015 this clap switch circuit using ic 555 is a hobby circuit, makes led to glow while you clap or make louder noise.
It consists of condenser mic to pick sound of the clap and convert from sound energy to electrical energy which is then used to trigger 555 timer output where led is connected. Mar 21, 2015 switch circuit electronic project is designed using some common electronic parts. Circuit diagram for darkness sensor using 555 timerldr. Pdf clap switch a mini project report submitted in the. Ic 555 ic 741 circuits do it yourself electronics projects. It switches onoff a white led or electrical appliances through claps. Circuit diagram, description of clap switch and other. Required components as already mentioned, this project is basic electronics mini project, so this project is made of the basic components. The above 12 v clap triggered switch circuit using ic 741 was successfully tried and tested by mr. Picture of our burglar alarm project this circuit uses a popular timer i. Clap activated switch using ic 555 and ic 4017 led chasing effect using ic 4017 decade counter. When clap the load is switch on and when again clapped then load is switch off. We have previously built clap switch and clap on clap off switch, using 555 timer ic.
Clap switch circuit using ne555 timer ic electronics. Along with some of the other components, this circuit is mainly based on the two ics i. Lean to make a burglar alarm circuit project using ldr and timer ic 555. Mini project reportsound operated switch using 555 timer ic. Ps2 interface using pic16f877a mikroc pro lcd interface using pic16f887a mikroc pro hello world project flashing the led using 555 ti. Ne 555 timer ic is an essential electronic component of. In this design, the output of a decade counter is used for a transistor switch that. In a simple clap switch circuit, the 555 timer is configured to be in the monostable mode. Abstract clap switch is a switch which can switch onoff any electrical circuit by thesound of the clap. Clap switch how to make clap switch using ic 7474 with ic 555 makelogy components required condenser mic resistors 10k. This led dc voltage indicator circuit is a voltmeter, rather than simply a battery. This is the circuit of a very sensitive clap switch.
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