Of electrical engineering iit bombay abstract clap clap switches. If we clap the lamp turns on and to switch it off clap again. Sensitive clap switch circuit d mohankumar 04242010. This is a project on clap switch which can switch onoff any electrical circuit by the sound of the clap. This is an easy and fun project for beginners and kids. Pdf analysing efficiency and effectiveness of clap switch. Clap switch is an interesting hobby circuit which turns on the lights with a clap sound.
This is a project come true for me after about a dozen years. Jul 29, 2015 abstract clap switch is a switch 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. Clap switch is a basic mini project of electronics, made with the help of the basic components. Previously we had posted a simple clap operated switch. It is known as clap switch, because the condenser mic which. Clap switch is a basic electronics mini project, made with the help of the basic components. Pdf design of a clap activated switch researchgate. 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.
We have previously built clap switch and clap on clap off switch, using 555 timer ic. It switches onoff a white led or electrical appliances through claps. This is another clap on off circuit diagram using 555 timer and 7474 ic. In this clap switch, circuit clap is acting as a pulse for the flipflop circuit. The main component of this clap switch circuit is the electric condenser mic, which has been used as a sound sensor. Since it uses a simple condenser mike to produce the pulse. Working principle of clap switch circuit is based on the above discussion. As the name indicates, the step switch selector circuit is intended to choose one of up to four. Lecturer, department of physics and electronics, adekunleajasin university, akungbaakoko, ondo state, nigeria abstract a sound activated switch is a device that utilizes sound to control appliances. The circuit can sense the sound of claps from a distance of 12 meters.
Clap switch has the ability to turn onoff any electrical component or circuit by the clap sound. Clap switch circuit for devices circuit working and. Clap switch has the ability to turn on off any component or electrical circuit through the applauded sound. I hope you understood, i want a one way clap switch circuit which only will trigger the load on one upon a single clap action and to switch off the load we will physically control the switch to off. Mar 11, 2017 this clap switch mini project is useful for operating electric equipment like fan, bulb, radio etc. Mini project reportsound operated switch using 555 timer ic. Clap switch circuit is a basic electronics project, made from the basic components such as ic 555 timer, bc547 transistors led resistors, capacitors etc. Before you make a circuit glowing 220v bulb, learn about relay, otherwise, it can be dangerous. Dec 25, 20 abstract this project proposal is of clap switch. In a spree of ordering little extras for my arduino, i picked up a sound sensor board similar to this one and i had the idea of controlling the lights in my room. 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.
It produces a small electrical signal which is amplified by the succeeding transistor. Use custom search function to get better results from our thousands of pages use for compulsory search eg. A clap on clap off switch is an interesting concept that could be used in home automation. The only unusual component is the single coil latching relay. Abstract clap switch is a switch which can switch onoff any electrical circuit by introduction this is a project on clap switch. The circuit for clap switch is not a new idea for electronics hobbyist. This clap on clap off switch basically turns on or off the device, by using the clap sound, as switch. A clap sound can be used as a triggering signal either to switch the relays. Clap activated switch is an electronics device that can switch on and off a light, fan, radio or any other appliance by the sound of clap. Clap switch arduino project for beginners and kids youtube.
Of electrical engineering iit bombay sarath m dept. The main component of the circuit is the electric condenser mic. Final project outline the final project report consists of five chapters and is outlined as follows. This circuit is mainly built in the region of the two ics along with a few other components 1. There needs to be a peak detector between the microphone and the voltage comparator. Study of directivity and sensitivity of a clap only onoff switch ajaykumar maurya dept. In this project we have a dc fan connected to the system. For getting the sound of clap we will use a small microphone in this mini project as shown in clap switch circuit diagram below. Sep 09, 2015 9 way clap switch circuit description. Clap switch is a basic electronics miniproject, made with the help of the basic components.
A device which can turn on or off any instrument by just clap of a hand. I will present two circuits for clap switches, both of these circuits will be based on 555 ic and 4017 ic. Introduction this is a project on clap switch which can switchonoff any electrical circuit by the sound of the clap. Apr 06, 2016 the first time that the clap is detected by the arduino, an led will be switched on. Jan 03, 2018 clap switch is a basic electronics mini project, made with the help of the basic components. This is a project on clap sw itch which can switch onoff any electrical circuit by the sound of the clap. Abstract clap switch is a switch which can switch onoff any electrical circuit by thesound of the clap. Condenser mic basically converts sound energy into electrical energy. Clap on clap off switch circuit diagram using 555 timer ic.
While there are numerous means of generating the latching function, the latching relay greatly simplifies the. The circuit which is provided in this report is the most simple and economical circuit for a clap switch. A long time ago, as a toddler, i watched a movie where a man used a clap to switch off a lamp and it made more than excited. Clap switch circuit is not new idea for the electronics hobbyist. In this project we are going to make clapper circuit using the concept of adc analog to digital conversion in arduino uno. Pdf clap switch a mini project report submitted in the. It produces a smallelectrical signal which is amplified by the succeeding. Ne555 timer this ic is basically configured in the monostable state. In this mode, the 555 works like a oneshot pulse producer.
During the long delivery period i started work on the code for such a project, using. Clap switch circuit for devices circuit working and applications. In this paper the electronic circuit which is activated or turn on by. Clap switch circuit using 555 engineering projects. Analysing efficiency and effectiveness of clap switch. You can use this circuit concept in many ways to activate sound based project. This circuit uses a timer ic ne555 ic 2 and audio amplifier ic tba810 ic 1. Aerated foamed concrete abstract lightweight concrete method lcm was developed in europe over 60 years ago and has since then been on the. The counter needs to react to the total sound of the clap not the individual tones within the clap. Now, we are going to deal another circuit named clap switch circuit for devices. Study of directivity and sensitivity of a clap only onoff switch. The aim of this project is to demonstrate the idea of clap switch by building a prototype of it. Although its name is clap switch, but it can be turned on by any sound of about same pitch of clap sound. It produces a small electrical signal which is amplified by the succeeding transistor stage.
Ic 4017 circuits and projects for hobby electronist and school. When clap the load is switch on and when again clapped then load is switch off. It works as a switch which makes devices on and off by making a clap sound. Share on tumblr this clap switch circuit using ic 555 is a hobby circuit, makes led to glow while you clap or make louder noise. It can be used as divide by 9 counter by connecting q0 with clock input pin1 cp1 and providing clock pulse to cp0 that is on pin14. You know, the kind where you clapclap and the light turns on, clapclap again and the light turns off. We thought that having something manually flip the light switch was a bit more simple for our first project and a lot more. Aug 30, 2018 now, we are going to deal another circuit named clap switch circuit for devices. 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. This paper presents the design of a clap activated switch device that. Our goal is to create a clap switch so that when a clap is detected from anywhere in a room the light switch is flipped. This is the circuit of a very sensitive clap switch. Although its name is clap switch, but it can be turned on by any sound of approximately same pitch of clap sound. Using these circuits, you can control electrical appliances by simple clapping.
Study of directivity and sensitivity of a clap only onoff. This involves the design of various sages consisting of the pickup. Now, here is a clap switch circuit using 555, used to control any appliance by clapping five times. The clap switch is very sensitive to sound,because the sensor used is sound m odule which is likely detects any kind of sound. Analysing efficiency and effectiveness of clap switch mechanism based on the ne 555 clap switch and arduino clap switch. The following video shows the arduino clap switch project being operated. This paper presents the design of a clap activated switch device that will. An example of a sound activated switch is the one that works by mere clapping. Two transistors cross connected as a bistable multivibrator change state at each signal. Clap switch circuit diagram using 555 and 74ls74 clap on. This sound controlled light can also be used as sound detection sensors. The basic idea of clap switch is that the electric microphone picks up the sound of your claps, coughs, and the sound of that book knocked off the table. This clap operated on off switch circuit is useful to on off any appliance. Design and construction of clap activated switch tomiwa a.
Clap switch is a switch which can switch onoff any electrical circuit by the sound of the clap. The second time that a clap is detected the led will be switched off. It contains four master slave flop and also contain divide by two and divide by five counter. 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 triggering. The peak detector will create a single pulse for each clap. We will use two basic clap switch circuit diagrams i. 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. The electret microphone picks up the sound of your claps, coughs, and the sound of that book knocked off the table.
Clap switch circuit is the local name of sound controlled flip flops. Ne555 timer ic which is configured in monostable mode 2. Once the sound is detected, the light switch will be flipped by an object on top of the light switch. 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. Dec 31, 2012 abstract clap switch is a switch which can switch onoff any electrical circuit by thesound of the clap. Search cloud what is the conclusion of clap switch important. Essentially, system is design and programmed in such way that soil moisture sensor senses the moisture level of plants at particular instance of time, if moisture level of sensor is less than the specified value of threshold which is predefined according to the particular plants water need then the desired amount of water is supplied till it reaches to the predefined threshold value. The clapoperated circuit is a circuit which operates by clapping from a remote point.
The first time that the clap is detected by the arduino, an led will be switched on. Working principle of clap switch circuit when we produce some sound near condenser mic, this sound will be converted into electrical energy. Clap switch circuit diagram using ic 555 circuit digest. See more ideas about circuit diagram, electronics projects and circuit. It is known as clap switch because the condenser mic. We are going to use a mic and uno to sense the sound and trigger a response. After a long experiment here we design and verified a simple clap switch circuit. Dec 18, 2010 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. 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. This is the system of a very sensitive clap switch. The clap switch works well in a place with minimum noise. The basic idea of clap switch is that the electricmicrophone picks up the sound of your claps, coughs, and thesound of that book knocked off the table. Tba810 is a 7watt audio amplifier ic which is used to amplify the audio signal coupled from audio transformer x 1. Clap switch a mini project report submitted in the partial fulfillment of degree of bachelor of technology.
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