Of electrical engineering iit bombay abstractclap clap switches. 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 clap sound sensed by condenser microphone is amplified by transistor t1. It will give you visual indication of the appliances also. Ne555 timer this ic is basically configured in the monostable state. A clap sound can be used as a triggering signal either to switch the relays. 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. It switches on and off electrical appliances with a sound of clapping hands. Clap switch project report pdf ppt download abstract. You have to just clap or puff in front of the microphone and the device connected to it become on or off.
Clap switch is a switch which can switch onoff any electrical circuit by the sound of the clap. The basic idea of clap switch is that the electric microphone. 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. Abstract clap switch is a switch which can switch onoff any electrical circuit by thesound of the clap. 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. Plug an appliance into top or bottom receptacle of the clapper plus. Simple clap switch circuit diagram using relay clap on clap. To on or off the device, it is not necessary for you to shift from your place. Fourway switch system a fourway switch system consists of three or more switches to control the same light.
Clap switch circuit diagram using ic 555 circuit digest. Ne555 timer ic which is configured in monostable mode 2. This kind of switches mechanism were implemented with the different technology out of that we were analysed efficiency and effectiveness mechanism based on. Clap operated remote control for fans electronics project. Page 3 2 clap socket 3 clap socket clap indicator sensitivity dial lights microphone homeaway switch operates appliance plugged operates into socket. Clapperplus clapper plus with remote control user manual gmp ems gmp ems clapper plus with remote control.
Sep 09, 2015 9 way clap switch circuit description. Design and construction of clap activated switch international. In the light operated switch circuit, replace ldr with the condensor microhone used in clap switch and adjust sensitivity with the vr1 10k resistor connected from the base of transistor q2 to ground. An electret microphone or simply mic obo04fn0b is used for this purpose. Another clap switch using computer speaker his is a simple clap switch circuit with high sensitivity. Mar 21, 2018 this is clap switch circuit for 220v using relay. The electret microphone picks up the sound of your claps, coughs, and the sound of that book knocked off the table. When you clap in front of the mic, clapping sound is converted into electrical energy by the microphone. 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. Clap operated and sound activated very sensitive switch circuit, which is controlled by clap detected by condenser mic. In this mode, the 555 works like a oneshot pulse producer. 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. If you wish to on and off the device without a penny shifting from your space then this circuit is helpful for you.
The way it works is it assumes the light switch is always on and you. Clapper plus with remote control user manual details for fcc id 2al9rclapperplus made by gmp ems limited. Today we will discuss about making a simple clap switch that operates when it detects two clapping sounds in a row. Study of directivity and sensitivity of a clap only onoff switch. Two transistors cross connected as a bistable multivibrator.
These weak signals are then amplified by the transistor which acts as preamplifier. The clapper is a soundactivated electrical switch, sold by san francisco, california based joseph enterprises, inc. That way, the switch would not draw current even if, 4x applications, the analog front end and microphone are turned off in powerdown modes to save battery life, 4xs audio wakeup circuitry. Only one of the 10 output pins is in highstate and other 9. A clap on clap off switch is an interesting concept that could be used in home automation. This circuit can onoff a 220v electronic device like fan, lamp by the sound of clap. When you clap once, the relay is activated and the light or any load is turned on. This 16 wayclap operated circuit is built using two ic which one is timer ic 555 ic1. It contains four master slave flop and also contain divide by two and divide by five counter. This is a simple clap switch circuit diagram project. 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 circuit presented here clap switch consists of silicon transistor and is divided in three main section i. 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.
The main component of this clap switch circuit is the electric condenser mic, which has been used as a. You are not required to move from your place to on or off the devices. Clapperplus clapper plus with remote control user manual. The figure below shows a project schematic of a clap switch circuit. When you clap for the second time, the relay is deactivated and the light is turned off. Dec 31, 2012 abstract clap switch is a switch which can switch onoff any electrical circuit by thesound of the clap. Clap switch is a basic electronics miniproject, made with the help of the basic components. Here is the circuit of clap operated remote control fans is used to control not only switching properties but also control speed of fan. 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. In the first circuit, i will control a single relay using clap switch. Features of this clap switch circuit are as follows. The output from the mic is very low in magnitide and so we need an amplifier circuit to boost the detected sound signal. To turn onoff any appliance, you just have to clap twice.
The setup consists of two 3way switches and one or more 4way switches see illustration below. This circuit is mainly built in the region of the two ics along with a few other components 1. After a long experiment here we design and verified a simple clap switch circuit. The main advantage of clap operated remote control for fan is, it can control up to tenstep speeds of fan where normally a fan has three to five step speeds. Before you make a circuit glowing 220v bulb, learn about relay, otherwise, it can be dangerous. I will present two circuits for clap switches, both of these circuits will be based on 555 ic and. Nov 25, 2012 a clap switch is a fun project for beginners. The clapper plus home automation pdf manual download. Here is the circuit of clapoperated remote control fans is used to control not only switching properties but also control speed of fan. Clap switch is an interesting hobby circuit which turns on the lights with a clap sound. 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. With the help of this circuit you can control your home appliances without getting off from your bed.
Clap switch has the ability to turn onoff any electrical component or circuit by the clap sound. Although its name is clap switch, but it can be turned on by any sound of approximately same pitch of clap sound. Clap switch circuit for devices circuit working and. You can switch onoff up to four different electrical equipment tv, fan, light, etc in 16 different ways. 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. Of electrical engineering iit bombay sarath m dept. Clap on clap off switch circuit diagram using 555 timer ic.
Pdf analysing efficiency and effectiveness of clap switch. The circuit will switch onoff any appliance connected to it. Since il max must be greater than il and from the date sheet. Pirong marketed the clapper with the slogan clap on. You can simultaneously on and off one, two or three devices. 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. The setup consists of two 3 way switches and one or more 4 way switches see illustration below. Clap detection lights the three red lights on the face of the clapper plus will help you determine the proper way to. The system is often used in staircases to control the lighting at three different levels and in rooms with several entry points. We have already seen the circuit diagram, working and applications of 9 way clap switch circuit. It produces a small electrical signal which is amplified by the succeeding transistor stage. And as im going to use relay switch contacts to make a two way light circuit from wall switch it could be on for long periods of.
Simple clap switch circuit diagram using relay clap on. Clapperplus clapper plus with remote control user manual gmp ems. This involves the design of various sages consisting of the pickup transducer, low frequency, audio low power and low noise amplifier, timer. Applications comprise timers, lost pulse recognition, bounce free switches. Using these circuits, you can control electrical appliances.
Clap switch circuit for devices summary of clap switch circuit. This is a project on clap switch which can switch onoff any electrical circuit by the sound of the. We will use two basic clap switch circuit diagrams i. Although its name is clap switch, but it can be turned. Page 6 clap detection lights the three red lights on the face of the clapper plus will help you determine the proper way to clap your appliances on or off. Pdf analysing efficiency and effectiveness of 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. 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. Clap switch with latching relay page 6 all about circuits. Jun 12, 2012 for schematic and breadboard arrangement hit the link below.
The main advantage of clap operated remote control for fan is, it can control up to tenstep speeds of fan where normally a. When you adjust this 10k resistor, it will be more or less sensitive to your clap. We only want to occasionaly clap it on or off but turn it on or off 90% or more of the time with the light switch. All you need is to just clap or you can puff in front of the microphone and after that, the device. Each clap detection light will glow when a proper clap or. Aug 30, 2018 we have already seen the circuit diagram, working and applications of 9 way clap switch circuit. Clipping is a handy way to collect important slides you want to go back to later. The clap switch requires a transducer at the input to convert sound vibrations from clapping hands into electrical energy.
Pdf this paper presents the design of a clap activated switch device that will. For schematic and breadboard arrangement hit the link below. Joseph enterprises the clapper plus manual pdf download. Clap switch circuit for devices circuit working and applications. I will present two circuits for clap switches, both of these circuits will be based on 555 ic and 4017 ic. A loud clap will charge to a higher voltage than a quiet clap, so you will see some differences each time. If you clap it off, or turn it off at the switch, the only way to turn it back on again is to clap it back on. It works as a switch which makes devices on and off by making a clap sound. The circuit for clap switch is not a new idea for electronics hobbyist.
Apr 29, 20 when you clap in front of the mic, clapping sound is converted into electrical energy by the microphone. Page 6 clap detection lights the three red lights on the face of the clapper plus will help you determine the proper way to clap your. Pdf design of a clap activated switch researchgate. Clap switch clap switch introduction the clap switch is a device that simply be operated by sound i. The main component of this clap switch circuit is the electric condenser mic, which has been used as a sound sensor. Now, we are going to deal another circuit named clap switch circuit for devices. Each clap detection light will glow when a proper clap or similar sound is detected.
The relay is rated for 240v, but the relay just switches things on and off. The circuit changes its output state only when you clap twice within the set time period. This circuit helps you to manage your appliances in your home devoid of getting off from your bed. How to make a clapclap on clapclap off switch circuit. The only unusual component is the single coil latching relay. You just have to clap in the vicinity of the microphone used in this circuit, which you can keep by the bedside. Four way switch system a four way switch system consists of three or more switches to control the same light. Is there any way to check whether mic is working or not. Clap switch investigatory project free download as powerpoint presentation. Increase or decrease clap detection sensitivity away mode switch select away mode to turn on lights with any sound red clap detection lights helps determine the proper way to clap your appliances on or off diagram clapper diagram. Clap switch presentation free download as powerpoint presentation. Study of directivity and sensitivity of a clap only onoff.
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