Although its name is clap switch, but it can be turned on by any sound of about same pitch of clap sound. This is a simple clap switch circuit with high sensitivity. Some of the best electronic projects you can learn from this website are provided below. Build the circuit as shown in the breadboard layout and circuit diagram below. This is a project on clap sw itch which can switch onoff any electrical circuit by the sound of the clap. The sound of clap is received by a small microphone that is shown biased by resistor r1 in the circuit. The only unusual component is the single coil latching relay. The main component of this clap switch circuit is the electric condenser mic, which has been used as a sound sensor.
Homemade circuit projects best electronic projects. Different types of electronics and electrical projects and circuit ideas. Pdf clap switch a mini project report submitted in the. Circuit drawings and wiring diagrams electrician 2 youth explore trades skills circuit drawing diagram. Simple walkie talkie circuit diagram pdf circuit diagram images. 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. Clap switch circuit for devices summary of clap switch circuit. Simple clap switch circuit using transistors tested. Today we are going to make a simple clap switch circuit. How to make a clapclap on clapclap off switch circuit hi all. A simple pressure switch with a range of 50 to 350 bar can be made using a pressure sensor.
The clapping sound is converted into electrical energy by the microphone and amplified by transistor t1. The circuit can sense the sound of claps from a distance of meters. So instead we represent electrical circuits by means of a circuit diagram. Simple electrical circuits introduction to simple circuits most electrical circuits are more complicated than the one shown above. Before you make a circuit glowing 220v bulb, learn about relay, otherwise, it can be dangerous. Today we will discuss about making a simple clap switch that operates when it detects two clapping sounds in a row. If we clap the lamp turns on and to switchit off clap again. This clap switch circuit using ic 555 is a hobby circuit, makes led to glow while you clap or make louder noise. Another advantage of this circuit is that you cannot get any electrical shock as we did not have to use any mechanical switch. The complete circuit diagram of this simple clap switch project is shown below. Clap switch circuit for devices circuit working and. Clap switch project report pdf ppt download abstract.
It switches on and off electrical appliances with a sound of clapping hands. Clap switch circuit electronic project using 555 timer. We already seen the right part of the circuit in how to get the monostable output using 555 timer. Simple short circuit detection simple onewire touch detector simple capacitive touch sensor. This is a simple clap switch circuit diagram project. When clap the load is switch on and when again clapped then load is switch off. Surf simulator circuit diagram when the siren sounds a useful circuit. This is the circuit of a very sensitive clap switch.
While there are numerous means of generating the latching function, the latching relay greatly simplifies the circuit and provides a relay contact. We have described a sound operated switch circuit which will switch on the light by just listening your clap sound. This is a simple one clap switch circuit using 555 timer. We have already seen the circuit diagram, working and applications of 9 way clap switch circuit. Clap switch working consider the above circuit into 2 parts, the job of the left part of this circuit is to give the low signal to the right part, which has 555 timer. One small request, could you please link me to the page of a particular clap switch circuit where, 1. Pdf design of a clap activated switch researchgate. The clap operated circuit is a circuit which operates by clapping from a remote point. 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.
If you are a beginner electronics learner, and love to do new project experiment then this is a great circuit for you. Condenser mic basically converts sound energy into electrical energy. 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. A clap on clap off switch is an interesting concept that could be used in home automation. Electronics, circuit diagram, schematic diagram, electronics projects, diy projects, mini engineering projects. This clap operated on off switch circuit is useful to on off any appliance. Clap on off switch with 4017 ic and bc547 transistor. Electronic siren circuit diagram, yiroshi tone control pdf, dod 250 schematic, how to make simple clap switch circuit, pre amp circuits very weak circuits random search terms rc car transmitter and receiver circuit diagram, tda7294 subwoofer amplifier circuit, three stage transmittor, led light circuit diagram pdf, pure sine wave inverter. It switches onoff a white led or electrical appliances through claps. 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. This circuit can onoff a 220v electronic device like fan, lamp by the sound of clap. In the circuit, i will control a single relay using clap switch. The electret microphone picks up the sound of your claps, coughs, and the sound of that book knocked off the table. For getting the sound of clap we will use a small microphone in this mini project as shown in clap switch circuit diagram below.
Hello friends, today in this video ive shown how to make a simple clap switch using only transistor. After a long experiment here we design and verified a clap switch circuit using few transistor. Water level indicator circuit diagram two simple projects. Engineering students, science students and for hobbyists. The condenser microphone picks up the sound of your claps, coughs, and the sound of thatbook knocked off the table. Clap switch automatic switch for voltage converters auto power off on and off button clap controlled switch. Usually, we use a clap switch to operate a lamp and it can easily do that for you. This fully assembled sound clap operated switch can be used for turning on your 100240v ac light bulbs. Clap on clap off switch circuit diagram using 555 timer ic.
If you want to design a switch circuit to turn on and turn off without reach a physical switch then try this simple clap switch circuit with relay, this circuit is designed with timer ic 555, dual d flip flop ic 7474 and a electromagnetic relay. How to make a clapclap on clapclap off switch circuit. A resistor with value between 220 ohm and 470 ohm is used in series with the led r3 in the circuit diagram. Complete list of electronics projects circuit diagram. Clap switch circuit diagram circuit diagram, block. All you need is to just clap or you can puff in front of the microphone and after that, the device. Introduction this is a project on clap switch which can switchonoff 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. It switches onoff electrical appliances through claps. Circuit diagram, description of clap switch and other. I will present two circuits for clap switches, both of these circuits will be based on 555 ic and 4017 ic. The kit responses to clap up to distance of 5 meters, but, the further you go, the louder the clap should be. It uses an electret microphone as a transducer for converting a clapping. Condenser mic basically converts sound energy into electrical energy, that in turns used to trigger 555 timer ic, through a transistor.
Rain alarm circuit snow, water and rain detector project. It works as a switch which makes devices on and off by making a clap sound. This clap switch mini project is useful for operating electric equipment like fan, bulb, radio etc. 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. Here is the circuit of clap operated remote control fans is used to control not only switching properties but also control speed of fan. It produces a small electrical signal which is amplified by the succeeding transistor stage. The negative or gnd pin of the electret microphone is the pin that connects to the body of the microphone. 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 figure below shows a project schematic of a clap switch circuit.
It is also called clap operated light or clap switch. Clap switch circuit diagram using 555 and 74ls74 clap on. Clap operated switch a small condenser microphone is connected at the base of transistor t1, which is biased from resistor r1 10 kiloohms. If you wish to on and off the device without a penny shifting from your space then this circuit is helpful for you. The main component of the circuit is the electric condenser mic. These are many simple audio amplifier circuit diagram using transistor. The entire circuit of sound operated light is designed and builds around an operational amplifier ic ic 1 and jk flipflop ic ic 2. Now, we are going to deal another circuit named clap switch circuit for devices. Block diagram circuit diagram arduino circuits clamp projects. To make the same circuit as mentioned above without ic 555 timer, we will have to use the following basic electronic components and devices. Condenser mic picks up sound vibrations c by the clap. As most electrical circuits are more complicated than this it would be too difficult and time consuming to draw them this way. You can use this circuit concept in many ways to activate sound based project.
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