The sensitivity or range up to which the circuit detects claps. So in this tutorial, we are going to make a simple step by step clap switch circuit using 555 timer ic the main component of this circuit is a ne555 timer ic. A circuited switch, which operates with sound of clapping hands or something similar. Although its name is clap switch, but it can be turned on by any sound of approximately same pitch of clap sound. Remote control light circuit diagram using 555 timer gallery of electronic circuits and projects providing lot of diy circuit diagrams robotics microcontroller. Due to its relative simplicity, ease of use and low cost it has. Clap switch has the ability to turn onoff any electrical component or circuit by the clap sound. By modifying the circuit in a proper way, you can even use this to control lights working on ac mains.
Clap on clap off switch circuit diagram this is another clap on off circuit diagram using 555 timer and 7474 ic. This 555 timer clap switch circuit electronic project operates from a distance of up to 10 meters from the microphone. Because the output of 555 has a maximum current to 200ma. I am working on a clap relay project and i want to do my own clap relay using timer 555 but i am not sure how the circuit works in details. It can be triggered with a low voltage at the 2nd pin. This will help us to search some objects in the dark, when you are watching tv or lying on bed etc. When ontime 5, 10, 15, and 30 minutes or even 1 hour. This circuit has two timing elements vr1 and c1, here we can change the time duration of output pulse with the help of vr1 resistor. How to configure a 555 timer ic 555 timer tutorial by philip kane the 555 timer was introduced over 40 years ago. Before getting started with the design process of this project, lets give you a quick. In the above explanations we learned a simple clap activated switch circuit which incorporated an ic for implementing the desired onoff toggling actions. In this mode of operation the ic is configured to receive a trigger externally, so that its output changes state, meaning if with reference to the ground if the output of the. When clap the load is switch on and when again clapped then load is switch off. Dec 30, 2015 today we are going to make a simple clap switch, how to switch on the lights, for a while, with a single clap.
In this simple touch switch circuit we have used timer ic 555 operated as on and off. The clap switch circuit using 555 is build around timer ic 555, decade counter ic cd 4017, few transistor, mic and few passive components. Clap switch circuit using ne555 timer ic electronics. The figures below shows two simple latch circuits built with 555 timer ic. Clap switch is generally used for a light, television, radio or similar electronic device that the person will want to turn onoff from bed. The 555 is also very versatile, and can be used in a variety of special or unusual applications. Clap on clap off switch circuit diagram using 555 timer ic. To turn onoff any appliance, you just have to clap twice. Fm transmitter circuit using 555 circuit diagram images. Elonics electronics projects on breadboard 102,347 views 6. Clap switch circuit diagram using ic 555 circuit digest.
So you can select transformer rating 230v6v or 230v12v working of clap switch circuit. Derivatives provide two or four timing circuits in one package. Today we are going to make a simple clap switch, how to switch on the lights, for a while, with a single clap. Clap switch using 555 timer in monostable modevalues of. Share on tumblr simple adjustable timer circuit using 555 timer ic constructed to give alert sound for variable time limits, this circuit constructed as a monostable multivibrator and gives only one pulse for the time limit. This circuit is mainly built in the region of the two ics along with a few other components. In this project i am going to show a very useful and beautiful flip flop circuit using timer ic 555. It was designed in 1970 and introduced in 1971 by signetics later acquired by philips. Applications of 555 timer ic is very diverse, one series of 10 minute timer with ic 555. Clap switch is an beginners project done using 555 timer ic. This 555timer clap switch circuit electronic project is designed using some common electronic parts. This 555 timer clap switch circuit electronic project is designed using some common electronic parts.
A sound sensormic is used to detect a high altitude sound to activate an led for a short period of time which can be varied by changing the value of a capacitor. A circuited switch, which operates with sound of clapping. Jul 09, 2017 clap switch is an interesting hobby circuit which turns on the lights with a clap sound. You can use this circuit concept in many ways to activate sound based project. After a long experiment here we design and verified a clap switch circuit using few transistor. The designing of ic 555 timers can be done by using various electrical and electronic components like transistors, resistors, diodes and a flip flop. The only unusual component is the single coil latching relay. The ic possesses an oscillation frequency ranging from 670 to 680 hz. The original name was the se555ne555 and was called the ic time machine. Simple timer circuits using ic 555 adjustable from 1 to 10. The present design uses a different principle and utilizes only transistors for the above triggering actions. For getting the sound of clap we will use a small microphone in this mini project as shown in clap switch circuit diagram below. Condenser mic basically converts sound energy into electrical energy, that in turns used to trigger 555 timer ic, through a transistor. This will help us to search some objects in the dark, when you are watching tv or.
This is a simple clap switch circuit with high sensitivity. Simple inverter circuit using ic 555 theorycircuit. Due to its relative simplicity, ease of use and low cost it has been used in literally thousands of applications and is still widely available. Pdf design of a clap activated switch researchgate.
The mic 1 condenser microphone is used here as sensor, senses the clap sound and further convert it into electrical signal. This clap operated on off switch circuit is useful to on off any appliance. Simple timer circuits using ic 555 adjustable from 1 to. The circuit changes its output state only when you clap twice within the set time period. The clap sound sensed by condenser microphone is amplified by transistor t1. The circuit is build around a famous 555 timer ic which is wired as an astable multi vibrator here. Clap switch circuit on breadboard sound triggered led. This clap switch circuit using ic 555 is a hobby circuit, makes led to glow while you clap or make louder noise. This ic is a monolithic timing circuit that can produce accurate and highly stable time delays or oscillation. May 04, 2012 555 555 timer amarino amarino3kit amarinoevakit android androidarduino projects arduino arduinoandroid assembly astable audio amplifier basic electronics bluesmirf blue smirf bluetooth breadboard clap switch kit clap switch counter dark sensor digital clock digital clock kit diy electronics diy kit fm transmitter ft232rl ftdi basic. Here the 555 ic operates in monostable multivibrator mode. 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. Simple latch circuits using 555 ic circuit diagram.
The timers success can be attributed to several inherent characteristics foremost of which are versatility, stability and low cost. Along with some of the other components, this circuit is mainly based on the two ics i. By using this circuit you can turn on and off a device by simply touching the touch plates or metal used as sensor. It is known as clap switch because the condenser mic. Mar 11, 2017 hello friends, this post provides you a simple mini project of clap switch.
Clap switch circuit using 555 engineering projects. This circuit functions on using the sound energy provided by the clap which is converted into electrical energy by condenser 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. Condenser mic basically converts sound energy into electrical energy. For the present adjustable ic 555 timer circuit design we incorporate the second mode of operation, which is the monostable mode. Hello friends, this post provides you a simple mini project of clap switch. The frequency of the electronic buzzer circuit can be adjusted with replaced the 10k resistor with others value, but if you want to make it easier. 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 circuit has many applications on places where it is necessary to activate and deactivate connect and disconnect an electrical or electronic device. 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. I have used 555 timer in monostable mode here this means led will remain on for the particular period of time defined by r3 and c1 i.
How to configure a 555 timer ic jameco electronics. Diode d1 detects clap signals and the resulting positive voltage is applied to the base of. The 555 timer ic is an integrated circuit chip used in a variety of timer, pulse generation, and oscillator applications. Using this circuit, you can also control ac or other high load appliances by coupling the output of 555. Clap switch is an interesting hobby circuit which turns on the lights with a clap sound.
How to make clap switch circuit using 555 timer ic homemade. It is continuously active after some time of clapping. The 555 can be used to provide time delays, as an oscillator, and as a flipflop element. How to make a clap switch using 555 timer ic youtube. Onoff switch circuit using a 555 timer electronics area. Motion detector using ne555 timer electronics for you. Pdf analysing efficiency and effectiveness of clap switch. Clap switch circuit diagram using 555 ic eccircuit. Ne 555 timer ic is an essential electronic component of the clap. The circuit diagram of the motion detector using ne555 timer is shown in fig.
Digital object counter using ldr and digital ic november 24, 2010. Electronic buzzer circuit is built with basic components 555 timer ic as an audio frequency generator. The main component of this circuit is 555 timer ic and we will use 2 pieces of wires as a switch. Clap switch circuit rookie electronics electronics.
Apr 24, 2020 you can build simple led chaser circuits using cd4017 and ne555 timer. Simple touch sensitive switch circuit using 555 timer. Mar 20, 2015 the 555 timer is an integrated circuit chip implementing a variety of timer and multivibrator applications. A latch circuit can be built by many ways for example it can be built by using transistors or ics, latch circuits are used in electronic applications where the continuation of output is required whether the input signal goes off. Mini project reportsound operated switch using 555 timer ic. The 555 timer is a popular bipolar ic that is specifically designed to generate accurate and stable cr defined timing periods, for use in various monostable oneshot pulse generators, and astable squarewave generator applications. Using the 555 timer ic in special or unusual circuits. A simple led chaser hobby circuit can be made using 555 timer and cd4017 counter ic. Ne555 timer this ic is basically configured in the monostable. Pdf analysing efficiency and effectiveness of clap.
In this project guide, were building a touch switch circuit using ne 555 ic. Download as doc, pdf, txt or read online from scribd. We will use two basic clap switch circuit diagrams i. Clap switch circuit is a basic electronics project, made from the basic components such as ic 555 timer, bc547 transistors led resistors, capacitors etc. Circuit diagram, description of clap switch and other. The lc meter circuit shown here will measure the value of a reactive element like capacitor or an inductor. The circuit is able to blink 8 super bright blue and reds leds. An170 ne555 and ne556 applications 555 timer circuits. Using the 555 timer ic in special or unusual circuits nuts. This onoff switch circuit using a 555 timer is simple, useful and easy to implement. Dec 27, 2017 a tutorial on how to make a clap switch circuit aka sound triggered led, along with detailed explanation on how the circuit works. The timing of the timer circuit 10 minutes with the ic 555 is governed by the configuration of c2, r4 and r5. If the 555 circuit takes less than 30ma the 555 takes 10ma you can use a 400mw zener diode to drop the 24v supply to 12v for the 555. A touch switch is basically a simple switching circuit activated upon a touch.
The main component of this clap switch circuit is the electric condenser mic, which has been used as a sound sensor. The ne 555 based clap switch is cost efficiency arduino based clap switch is generating. 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 youre new to 555 ic, please take the time to read our beginners guide on 555 ic. Ne555 and ne556 applications an170 1988 dec 2 introduction in mid 1972, philips semiconductors introduced the 555 timer, a unique functional building block that has enjoyed unprecedented popularity. To design this highly durable touch sensitive switch circuit, we are using a 555 timer ic as the main component. How to make a clap switch using 555 timer ic electronics diy. If the touch plates are placed at a convenient place, we do not require to move from our location to turn on and off the device. Signal from microphone is amplified by transistors t1, t2 and t3. Condenser microphone, bjts, ne555 timer, decade counter, led, relays.
Astable circuit figure 7 shows the basic 555 astable circuit. Mini project report sound operated switch using 555 timer ic it is full. The ic 555 timer is a one type of chip used in different applications like an oscillator, pulse generation, timer. This clap switch mini project is useful for operating electric equipment like fan, bulb, radio etc. Note that all these links are external and we cannot provide support on the circuits or offer any guarantees to their accuracy. When we will touch both the wires together with our finger, the led will turn on and it will turn off immediately when the finger is removed. There are hundreds of projects in the internet for making such simple led chaser circuits. Clap switch is a basic electronics miniproject, made with the help of the basic components. Ic 555 timer in this circuit is wired like a monostable oscillator. Here, the touch plate triggers the output of the 555 timer ic, whenever sense a touch. Before you make a circuit glowing 220v bulb, learn about relay, otherwise, it can be dangerous. Mar 21, 2015 this 555 timer clap switch circuit electronic project is designed using some common electronic parts. It is built around 230v ac primary to 9v, 300ma secondary transformer x1, bridge rectifier db107 br1, 6v voltage regulator 7806 ic1, timer ne555 ic2 and a few other components.