Clap switch is an interesting hobby circuit which turns on the lights with a clap sound. Although it doesnt mean that the sound will have to be of clap sound, it can be any sound having the same high pitch as of clap. Can you help me with building a circuit with an led that turns on when you whistle, and off when you whistle again. Chapter one of this work is on the introduction to clap switch. A clap switch is an electronic device that can be turned off and on by clapping the hands. 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. This circuit can switch on and off a light, a fan or a radio etc.
Hello friends, this post provides you a simple mini project of clap switch. Audio trigger stage is build around microphone and transistor t 1. We thought that having something manually flip the light switch was a bit more simple for our first project and a lot more. 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. Description of clap switch circuit the circuit presented here clap switch consists of silicon transistor and is divided in three main section i. Jan 17, 2016 clap switch has the ability to turn onoff any electrical component or circuit by the clap sound. Diy led switch inductor potentiometer power supply resistor smd cable 12v. The purpose of switch sw1 is to select between touch switch and clap switch. In this clap switch, circuit clap is acting as a pulse for the flipflop circuit. Use custom search function to get better results from our thousands of pages use for compulsory search eg. Once the sound is detected, the light switch will be flipped by an object on top of the light switch. This is a project on clap sw itch which can switch onoff any electrical circuit by the sound of the clap.
Control led by clap using arduino and sound sensor. Whether you are going to work in mnc or going to work with usual private firms, it all depends here. The condenser microphone picks up the sound of your claps, coughs, and the sound of thatbook knocked off the table. Clap switch circuit is a basic electronics project, made from the basic components such as ic 555 timer, bc547 transistors led resistors, capacitors etc. 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 for devices circuit working and applications. Clap switch control fan light by clap using 4017 ic youtube. The basic idea of clap switch is that the electric. The main component of this clap switch circuit is the electric condenser mic, which has been used as a sound sensor. This clap switch mini project is useful for operating electric equipment like fan, bulb, radio etc. Working principle of clap switch circuit is based on the above discussion. Although it doesnt mean that the sound will have to be exactlt the clap sound, it can be any sound having the same high pitch as clapping sound.
Clap switch presentation capacitor relay free 30day. Wiring a prototype with an led will enable us to create the foundation which the project will be based off of. In this chapter, the background, significance, objective limitation and problem of a clap switch were discussed. Now, we are going to deal another circuit named clap switch circuit for devices. Clap switch is a basic electronics miniproject, made with the help of the basic components. The circuit presented here clap switch consists of silicon transistor and is divided in three main section i.
Order no ppiswqwlw date 20 may 2020 hi when will the goods berbe shipped and delivery date. Clap switch circuit for devices circuit working and. This clap operated on off switch circuit is useful to on off any appliance. Clap activated switches are still a handy piece of kit.
We have previously built clap switch and clap on clap off switch, using 555 timer ic. 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 are going to use a mic and uno to sense the sound and trigger a response. Asked in electrical engineering, electronics engineering. In this project thesis, the project is organized sequentially as follows. Today we will discuss about making a simple clap switch that operates when it detects two clapping sounds in a row. Ne555 timer this ic is basically configured in the monostable state. Clap switch circuit for devices summary of clap switch circuit. Pdf design of a clap activated switch researchgate.
Thisclap switch circuit using ic 555 is a hobby circuit, makes led to glow while you clap or make louder noise. Clap switch is a basic mini project of electronics, made with the help of the basic components. Clap operated and sound activated very sensitive switch circuit, which is controlled by clap detected by condenser mic. It remains in on state for certain interval of time due to the timer circuit. This circuit is mainly built in the region of the two ics along with a few other components 1. In this project we have a dc fan connected to the system.
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. This clap on clap off switch basically turns on or off the device, by using the clap sound, as switch. Introduction 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 clap sound as the input. You can use this circuit concept in many ways to activate sound based project. 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. 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. Although its name is clap switch, but it can be turned on by any sound of approximately same pitch of clap 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. It uses an electret microphone as a transducer for converting a clapping sound into an electrical signal. Clap switch circuit diagram using 555 and 74ls74 clap on. We will use two basic clap switch circuit diagrams i.
Uses a photo resistor to determine whether a room is bright, average or dark. If you wish to on and off the device without a penny shifting from your space then this circuit is helpful for you. The circuit changes its output state only when you clap twice within the set time period. The sound of clap is received by a small microphone that is shown biased by resistor r1 in the circuit. When clap the load is switch on and when again clapped then load is switch off. Now, here is a clap switch circuit using 555, used to control any appliance by clapping five times. Apr 12, 2017 clap switch is a basic electronics mini project, made with the help of the basic components. In this project we are going to make clapper circuit using the concept of adc analog to digital conversion in arduino uno. This is simple clap switch circuit diagram using relay. How to make a clapclap on clapclap off switch circuit hi all. Given the everfalling cost of the micros, its quite cost effective to. Clap switch circuit diagram using ic 555 circuit digest. Its should have the high pass and low pass filters.
Whistle switchclap switch circuit electronics forum. I will present two circuits for clap switches, both of these circuits will be based on 555 ic and 4017 ic. Previously we had posted a simple clap operated switch. Clap switch circuit using 555 engineering projects. Search cloud what is the conclusion of clap switch important. Physics projects for class 12 gurukul technical institute. This will give us a general sense of things we need to focus on in assembling our final product. Using these circuits, you can control electrical appliances by simple clapping.
To turn onoff any appliance, you just have to clap twice. It shows this using 3 leds andor the serial monitor. Clap switch presentation free download as powerpoint. 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 can be controlled directly by microcontroller arduino, 8051, avr, pic, dsp, arm, arm, msp430, ttl logic. Clap switch is a basic miniproject of electronics, made with the help of the basic components. This is another clap on off circuit diagram using 555 timer and 7474 ic. Given the everfalling cost of the micros, its quite cost effective to use one even for simple projects like this one. In this mode, the 555 works like a oneshot pulse producer. Aug 30, 2018 now, we are going to deal another circuit named clap switch circuit for devices.
Clap switch project reportpdfppt download faadooengineers. 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. Good solder and pcb design will be very useful in this project. The system is configured in such a way that by a particular action of the user clapping can cause the fan to start and remain on for a limited period of time. I have used this circuit for my class year10 in the past and it was very beneficial to explain the function of components and somewhat the circuit. The electret microphone picks up the sound of your claps, coughs, and the sound of that book knocked off the table. If we clap the lamp turns on and to switchit off clap again.
While you can certainly develop a clap switch without a microcontroller, it gives us more flexibility to adjust parameters without changing hardware. This project will work by 2 ic, the 4017 and the 741, the 741 will compare the voltage to send a pulse to the 4017 which is set as a toggle. Clap switch investigatory project free download as powerpoint presentation. There had been limitation to explanation in detail. It switches on and off electrical appliances with a sound of clapping hands. Students learn about electronics and programming by creating their own clap switch. While traveling recently, my family had trouble powering the 5 smartphones, 2 tablets, and 2 laptops while driving. Clap switch circuit is not new idea for the electronics hobbyist. 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. Clap switch is a basic electronics mini project, made with the help of the basic components. Condenser mic basically converts sound energy into electrical energy. Clap switch has the ability to turn on off any component or electrical circuit through the applauded sound.
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. Making this project needs a lot of patience and open mindedness since a lot of problems will occur during the process. Mar 23, 2018 this is another clap on off circuit diagram using 555 timer and 7474 ic. It produces a small electrical signal which is amplified by the succeeding transistor stage. Simple clap switch circuit diagram using relay clap on. Browse through a total of 32 ic 741 projects circuits.
The clapoperated circuit is a circuit which operates by clapping from a remote point. 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. In this workshop students will learn to make a clap switch with arduino. Automatic washroom light switch project with circuit. To ensure the good marks to students we always stands behind them with all practical and theoretical support on physics investigatory project. Students will study the elements and principles of design and understand how they are used to create a laser cut computer programmable clap switch. In this lesson, students will conceptualize and then turn their ideas into reallife models. Chapter 1introduction this is a project on clap switch which can switch onoff any electrical circuit bythe sound of a clap. We have shown only to control led, but by using the same concept you can control any electronic device. It also shows how you can control led by clap with the help of arduino and sound sensor.
Clap switch has the ability to turn onoff any electrical component or circuit by the clap sound. When the power supply of 9volt is applied with switch sw 1 closed, the relay rl 1 operates. Shadow sensors are widely used to detect the movement of a person. Clap switch is a switch which can switch onoff any electrical circuit by the sound of the clap. The clap sound sensed by condenser microphone is amplified by transistor t1. For example, fan, fluorescent light, tv and other appliances can be switched on or off by clapping. How to make a clapclap on clapclap off switch circuit. This instructable not only gives the reader the information needed to create a clapclap onclap clap off switching circuit, but the logic used to make a hardwareonly clapon, clap off circuit. Mar 11, 2017 this clap switch mini project is useful for operating electric equipment like fan, bulb, radio etc.
171 1100 1409 1210 825 935 571 520 479 1412 1272 1434 1576 1212 647 590 695 1452 426 986 1193 222 715 1496 1187 1536 775 599 1367 1301 1383 249 1239 1165 698 376 1329 111 175