Condenser mic basically converts sound energy into electrical energy. This is a simple clap switch circuit diagram project. Introduction this is a project on clap switch which can switchonoff any electrical circuit by the sound of the clap. We have previously built clap switch and clap on clap off switch, using 555 timer ic. Working principle of clap switch circuit when we produce some sound near condenser mic, this sound will be converted into electrical energy. Aug 30, 2018 now, we are going to deal another circuit named clap switch circuit for devices. Pdf design of a clap activated switch researchgate. You can connect any dc or ac appliance with the output of the relay to make it. This circuit is good and ideal for disabled or elderly people. This is a project of a sensitive clap switch circuit.
The figure below shows a project schematic of a clap switch circuit. While, the next clap is necessary to turn the led off, as. Light activated switch circuit electronic circuits and. For this illuminate the ldr with the desire intensity light. The ne 555 based clap switch is cost efficiency arduino based clap switch is. A dataset for each c file can be specified which is needed by the profiler. I will present two circuits for clap switches, both of these circuits will be based on 555 ic and 4017 ic. Pdf clap switch a mini project report submitted in the. To ensure the good marks to students we always stands behind them with all practical and theoretical support on physics investigatory project. While you can certainly develop a clap switch without a microcontroller, it gives us more flexibility to adjust parameters without changing hardware.
Adjust pot r1 to set the desired light intensity for switching the relay. Cctv camera jammer circuit diagram cctv closed circuit tv uses one or more video cameras to transmit video could be explain. Clap switch circuit using 555 engineering projects. Mini project reportsound operated switch using 555 timer ic.
The circuit presented here clap switch consists of silicon transistor and is divided in three main section i. Given the everfalling cost of the micros, its quite cost effective to. Two transistors cross connected as a bistable multivibrator change state at each signal. Now the circuit is set for the given intensity of light. In video i make a prototype and build a clap switch which i want to place under a wall switch.
It produces a small electrical signal which is amplified by the succeeding transistor stage. Clap switch a mini project report submitted in the partial fulfillment of degree of bachelor of technology. The main component of this clap switch circuit is the electric condenser mic, which has been used as a sound sensor. Home tags clap switch mini project pdf free download. We will use two basic clap switch circuit diagrams i. This is a project on clap sw itch which can switch onoff any electrical circuit by the sound of the clap. 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 the mechanical switches physically. Clap switch circuit for devices using 555 and 4017 pcb layout.
The circuit will switch on the relay and an led when a loud sound is detected by the microphone for example clap, whistle or any other loud sound. One thing you might want to change is the offset variable. Pdf in this paper the electronic circuit which is activated or turn on by the. Adjust pot r1 slowly so that the state of the relay changes. The time for which the output stays high can be controlled by a suitable rc values. This sound controlled light can also be used as sound detection sensors. The clap switch circuit shown can on and off electronic appliances with. Now, here is a clap switch circuit using 555, used to control any appliance by clapping five times. Build a smart clapper with smartthings and arduino. In our office, that value is set to 100 since its pretty quiet there. After the first clap, the led turns red and after the second clap it turns green.
The circuit changes its output state only when you clap twice within the set time period. Stop motion video creation onion skinning clap activated camera. Nov 27, 2014 clap switch circuit is the local name of sound controlled flip flops. Using these circuits, you can control electrical appliances by simple clapping. A clap switch under a wall switch open source project youtube. The circuit allows you to operate your lighting or any circuit device which use 24v 3a maximum supply, simply by clapping your hands. Picture of our burglar alarm project this circuit uses a popular timer i. Although its name is clap switch, but it can be turned on by any sound of approximately same pitch of clap sound. Sep 20, 2015 the counter needs to react to the total sound of the clap not the individual tones within the clap. Rapid clapswitch pcb pcb for clap switch project kit single an empty pcb for the clap switch project kit, 702570. By default the output of this circuit will be low 0. Pcb for clap switch project kit single rapid online. Clap switch circuit for devices circuit working and.
In this project we are going to make clapper circuit using the concept of adc analog to digital conversion in arduino uno. Here are electronics for yous tested electronics engineering project ideas and embedded mini electronics projects using arduino, raspberry pi and a lot more. 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 same pitch as the. Mar 11, 2017 this clap switch mini project is useful for operating electric equipment like fan, bulb, radio etc. Some of the best electronic projects you can learn from this website are provided below. The mini projects are designed to be very helpful for engineering students and professionals building their own. Mini project reportsound operated switch using 555 timer ic free download as word doc. If you want to make your own pcb, i have included the eagle cad pcb files. The output will goes to high 1 for a certain time and it will come back to the low state.
The clap sound sensed by condenser microphone is amplified by transistor t1. Clap switch a mini project report submitted in the partial fulfillment of degree of bachelor of technology by g. Pdf analysing efficiency and effectiveness of clap switch. An electronic project is basically a circuit project built using a handful of passive and active electronic parts by soldering them on a printed circuit broad or pcb some of the best electronic projects you can learn from this website are provided below. The clapoperated circuit is a circuit which operates by. Clap switch circuit for devices summary of clap switch circuit. Had been organized a fair for the demonstration of all the project developed by the final. This is a project on clap switch which can switch onoff any electrical circuit by the sound of the clap. 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. Clapmotion is an ideal tool for the classroom and home, developing project based thinking, artistic, creative and teamwork skills in accordance with common core. The basic idea of clap switch is that the electricmicrophone picks up the sound of your claps. The project comes in my mind from my personal experience, in which i found myself for some time and which looked like this. Clap switch circuit is a basic electronics project, made from the basic components such as ic 555 timer, bc547 transistors led resistors, capacitors etc. There needs to be a peak detector between the microphone and the voltage comparator.
Clap switch circuit is not new idea for the electronics hobbyist. All you need is to just clap or you can puff in front of the microphone and after that, the device attached to the microphone becomes on or off. If you wish to on and off the device without a penny shifting from your space then this circuit is helpful for you. Mini projects in electronics and communication engineering. Whether you are going to work in mnc or going to work with usual private firms, it all depends here.
This circuit can onoff a 220v electronic device like fan, lamp by the sound of clap. Audio trigger stage is build around microphone and transistor t 1. Clap switch circuit for devices circuit working and applications. Microchip pic microcontrollers belongs to modern family of mcus and is being used widely in our daily life seemless manners, e. We are going to use a mic and uno to sense the sound and trigger a response. Clap switch is an interesting hobby circuit which turns on the lights with a clap sound. Now, we are going to deal another circuit named clap switch circuit for devices.
This clap on clap off switch basically turns on or off the device, by using the clap sound, as switch. The circuit can sense the sound of claps from a distance of 12 meters. 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. For getting the sound of clap we will use a small microphone in this mini project as shown in clap switch circuit diagram below.
Home automation projects with arduino an elektor publication gunter spanner learn design share using the rfid starter kit all components required for these experiments are contained in the rfid starter kit arduino rfid spanner uk dd 3 020517 16. The motivating force behind this design is based on the desire to alleviate the problem faced by the aged and physically challenged persons in trying to control some household appliances. Attach your shield on top of your arduino and grab your mini breadboard. On clapping there will be a peak signal at the mic which is much higher than normal, this signal is fed to the amplifier, though a high pass filter. Best electronic projects homemade circuit projects. Javascript is currently disabled in your browser, please turn it. Midi files are like musical notes on sheet music, which tell the musician what to play on an instrument. The clapoperated circuit is a circuit which operates by clapping from a remote point. Choleradepartment of electronics and telecommunication 201112type text page 1. Clap switch circuit is the local name of sound controlled flip flops. Sensitive clap switch this is the circuit of a very sensitive clap switch. In this project i try to explain when we finish some work and clap, than your light should switch on and off. Working principle of clap switch circuit is based on the above discussion. In this clap switch, circuit clap is acting as a pulse for the flipflop circuit.
Olokede, seyi stephen 45 communication flow when need be. 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. 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. The counter needs to react to the total sound of the clap not the individual tones within the clap. Jun 25, 2019 after the first clap, the led turns red and after the second clap it turns green. The drum sets on the beatbuddy are collections libraries of wav sound files which are recordings of the actual drum sounds. Pdf design and implement clap switch with light researchgate. You can connect any dc or ac appliance with the output of the relay to make it switch on by sound. Download mini projects report, ppt, source code from. To turn onoff any appliance, you just have to clap twice. It switches on and off electrical appliances with a sound of clapping hands.
It is known as clap switch because the condenser mic. You want to go into the bed at night, but firstly you must turn on the. Cameras 2 every basic fact left perform a collaboration with arl history your project difficult animal camp. Microcontroller pic projects are categorized on the basis of microcontroller applications. Physics projects for class 12 gurukul technical institute. An electronic project is basically a circuit project built using a handful of passive and active electronic parts by soldering them on a printed circuit broad or pcb. Final year projects for electronics and communication engineering. If you are a beginner electronics learner, and love to do new project experiment then this is a great circuit for you. Given the everfalling cost of the micros, its quite cost effective to use one even for simple projects like this one. Description of clap switch circuit the circuit presented here clap switch consists of silicon transistor and is divided in three main section i.
Previously we had posted a simple clap operated switch. Condenser mic picks up sound vibrations caused by the clap. Nov 25, 2012 a clap switch is a fun project for beginners. A clap switch circuit is always come in the category of very interesting electronic circuits, it is also a good learning project for electronic beginners. Clap switch is a basic electronics mini project, made with the help of the basic components. This book is writ ten for all the people who love innovation. Clap switch is a basic electronics miniproject, made with the help of the basic components. Today we will discuss about making a simple clap switch that operates when it detects two clapping sounds in a row. It has a relay output that can be used to turn external devices onoff. Javascript is currently disabled in your browser, please turn it on to avoid loss of functionality. The peak detector will create a single pulse for each clap. Dec 24, 2017 a clap switch under a wall switch, open source project with a schematic diagram for diy eneniers. The electret microphone picks up the sound of your claps, coughs, and the sound of that book knocked off the table.
A clap switch under a wall switch, open source project with a schematic diagram for diy eneniers. It switches onoff a white led or electrical appliances through claps. Clap activated switches are still a handy piece of kit. 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. After a long experiment here we design and verified a simple clap switch circuit. It also takes into considerations the illiterates that may. Clap switch has the ability to turn onoff any electrical component or circuit by the clap sound. It uses an electret microphone as a transducer for converting a clapping sound into an electrical signal. Nov 22, 2011 introduction this is a project on clap switch which can switchonoff any electrical circuit by the sound of the clap.