Jan 17, 2016 clap switch has the ability to turn onoff any electrical component or circuit by the clap sound. Clap switch arduino project for beginners and kids youtube. Working principle of clap switch circuit is based on the above discussion. 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. It switches on and off electrical appliances with a sound of clapping hands.
Basically, a microphone captures the sound of the clap and converts it to a voltage. 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 clap on, clap off circuit. Clap switch circuit diagram using 555 and 74ls74 clap on. Mar 11, 2017 this clap switch mini project is useful for operating electric equipment like fan, bulb, radio etc. While there are numerous means of generating the latching function, the latching relay greatly simplifies the circuit and provides a relay contact interface for driving a. Scribd is the worlds largest social reading and publishing site. Clap switch circuit for devices circuit working and applications. Clap switch a mini project report submitted in the partial fulfillment of degree of bachelor of technology by g. Clap switch a mini project report submitted in the partial fulfillment of degree of bachelor of technology. Clap switch project report pcb ckt diagram using trnsistor led only page link. Pdf design of a clap activated switch researchgate. Clap switch for rgb leds using arduino microcontroller.
Nov 25, 2012 a clap switch is a fun project for beginners. Here i will be showing how to build a simple clap switch for a rgb led strip. This clap on clap off switch basically turns on or off the device, by using the clap sound, as switch. While there are numerous means of generating the latching function, the latching relay greatly simplifies the circuit and provides a relay contact interface for driving a 115 or 230vac load such as a light bulb. 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. We have previously built clap switch and clap on clap off switch, using 555 timer ic. Olokede, seyi stephen 45 communication flow when need be. We will use two basic clap switch circuit diagrams i. 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. How to make a clapclap on clapclap off switch circuit hi all. 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. Clap switch is a basic miniproject of electronics, made with the help of the basic components.
The clapoperated circuit is a circuit which operates by clapping from a remote point. Today we will discuss about making a simple clap switch that operates when it detects two clapping sounds in a row. Clap switch using transistor electronic projects, power. Clap switch is a basic electronics mini project, made with the help of the basic components. If you are a beginner electronics learner, and love to do new project experiment then this is a great circuit for you. It uses an electret microphone as a transducer for converting a clapping sound into an electrical signal. 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. Aug 30, 2018 now, we are going to deal another circuit named clap switch circuit for devices. Now, we are going to deal another circuit named clap switch circuit for devices. It is known as clap switch, because the condenser mic which. 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. Analysing efficiency and effectiveness of clap switch mechanism based on the ne 555 clap switch and arduino clap switch. This is a project on clap sw itch which can switch onoff any electrical circuit by the sound of the clap.
Before you make a circuit glowing 220v bulb, learn about relay, otherwise, it can be dangerous. The relay only close when the time between a clap and another is approximately correct, thus reducing the chances of the light turn on or off accidentally. When clap the load is switch on and when again clapped then load is switch off. After a long experiment here we design and verified a simple clap switch circuit.
The first time that the clap is detected by the arduino, an led will be switched on. It also takes into considerations the illiterates that may. Contents 1 introduction2 what youll need3 wiring diagram4 sketchcode5 video introduction this weeks arduino project is a classic one and ideal for beginners. If you wish to on and off the device without a penny shifting from your space then this circuit is helpful for you. 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. Clap switch circuit rookie electronics electronics. 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. Using these circuits, you can control electrical appliances by simple clapping. In this clap switch, circuit clap is acting as a pulse for the flipflop circuit. This circuit can switch on and off light a fan or a radio etc. We are going to use a mic and uno to sense the sound and trigger a response. By default the output of this circuit will be low 0. This is a simple clap switch circuit diagram project.
Apr 28, 2017 in this project we are going to make clapper circuit using the concept of adc analog to digital conversion in arduino uno. Pdf analysing efficiency and effectiveness of clap. Pdf clap switch a mini project report submitted in the. This clap operated on off switch circuit is useful to on off any appliance. Condenser mic basically converts sound energy into electrical energy. Clap switch is an interesting hobby circuit which turns on the lights with a clap sound. This is a simple clap switch circuit with high sensitivity. However, i wanted to ask is it possible for you to design code for the clap switch to response to two claps between two seconds and if there is only one clap then the process resets. 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 second time that a clap is detected the led will be switched off. For getting the sound of clap we will use a small microphone in this mini project as shown in clap switch circuit diagram below. 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.
It is known as clap switch because the condenser mic. There had been limitation to explanation in detail because of no circuit availability. Shadow sensors are widely used to detect the movement of a person. I will present two circuits for clap switches, both of these circuits will be based on 555 ic and 4017 ic. In this project we are going to make clapper circuit using the concept of adc analog to digital conversion in arduino uno. Clap switch investigatory project free download as powerpoint presentation. 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. When another clap is detected, if burst 1 then the microcontroller clear all variables and start the loop again. The time for which the output stays high can be controlled by a suitable rc values.
Description of clap switch circuit the circuit presented here clap switch consists of silicon transistor and is divided in three main section i. The clap sound sensed by condenser microphone is amplified by transistor t1. Elonics electronics projects on breadboard 105,300 views 6. 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. The output will goes to high 1 for a certain time and it will come back to the low state. 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. Would it be possible to have a circuit diagram of this project. 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. How to make a clapclap on clapclap off switch circuit. Now, here is a clap switch circuit using 555, used to control any appliance by clapping five times.
Pdf analysing efficiency and effectiveness of clap switch. Clap switch circuit is not new idea for the electronics hobbyist. Clap switch circuit for devices circuit working and. 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. Two transistors cross connected as a bistable multivibrator change state at each signal.
The main component of this clap switch circuit is the electric condenser mic, which has been used as a sound sensor. The electret microphone picks up the sound of your claps, coughs, and the sound of that book knocked off the table. The following video shows the arduino clap switch project being operated. Clap switch project report pcb ckt diagram using trnsistor led only posted by. This is an easy and fun project for beginners and kids. Browse through a total of 32 ic 741 projects circuits. The circuit changes its output state only when you clap twice within the set time period. Clap switch is a basic mini project of electronics, made with the help of the basic components. This is another clap on off circuit diagram using 555 timer and 7474 ic. The main objective of clap switch is that on and off of any electrical appliance by a sound of clap. Previously we had posted a simple clap operated switch. The fundamental concept of the clap switch is microphone received the sound of the clap or any other sound, the circuit will be activated this kind of system has been helpful of the day to day. While traveling recently, my family had trouble powering the 5 smartphones, 2 tablets, and 2 laptops while driving.
Clap switch has the ability to turn on off any component or electrical circuit through the applauded sound. Clap switch is a basic electronics miniproject, made with the help of the basic components. This circuit can onoff a 220v electronic device like fan, lamp by the sound of clap. An example of a sound activated switch is the one that works by mere clapping. Your clap should be loud, you can also blow air from your mouth on the electric condenser to turn on led lolo. It produces a small electrical signal which is amplified by the succeeding transistor stage. Although its name is clap switch, but it can be turned on by any sound of approximately same pitch of clap sound. This clap on clap off switch basically turns on or off the device, by using the clap sound.
194 1177 593 1305 505 1457 189 602 333 273 629 600 233 1233 1580 1310 1098 484 1572 1118 530 152 1540 1422 202 923 1032 1366 1032 1219 143 253 1209 282 576