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 basic idea of clap switch is that the electric microphone picks up the. The main component of this clap switch circuit is the electric condenser mic, which has been used as a sound sensor. A clap switch circuit is a sound sensitive circuit. It is known as clap switch because the condenser mic. This circuit lets you switch on and switch off up to nine devices sequentially from your tv. Initially the transistor is in off state because there is. Clap switch circuit diagram using ic 555 circuit digest. Working and schematic diagram of clap swith circuit. Pdf this paper presents the design of a clap activated switch device that will serve. Design of a clap activated switch leonardo journal of sciences. Clap on clap off switch circuit diagram using 555 timer ic. Now, we are going to deal another circuit named clap switch circuit for devices. All you need is to just clap or you can puff in front of the microphone and after that, the device.
The only unusual component is the single coil latching relay. Although its name is clap switch, but it can be turned on by any sound of approximately same pitch of clap sound. 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. A tutorial on how to make a clap switch circuit aka sound triggered led, along with detailed explanation on how the circuit works.
I will present two circuits for clap switches, both of these circuits will be based on 555 ic and 4017 ic. It works as a switch which makes devices on and off by making a clap sound. Figure 5 shows the circuit diagram of the power supply circuit that supplies 12v and 5v to the circuit of the clap activated switch for low rated home appliances. Clap switch is an interesting hobby circuit which turns on the lights with a clap sound. The clap activated switching device can basically be described as a low frequency. Clap switch circuit for devices summary of clap switch circuit. Figure 1 shows the block diagram of the design to be used to accomplish the set goal of designing and constructing a clap activated switch for appliances. Clap switch a mini project report submitted in the partial fulfillment of degree of bachelor of technology. Design and construction of clap activated switch international.
If you wish to on and off the device without a penny shifting from your space then this circuit is helpful for you. A clap on clap off switch is an interesting concept that could be used in home automation. You can see the circuits and connections in the above schematic diagram of clap switch. We will use two basic clap switch circuit diagrams i.
Clap switch circuit for devices circuit working and. 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 rookie electronics electronics. 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 in the circuit a basic clap switch circuit. Clap switch circuit on breadboard sound triggered led. Clap switch circuit for devices circuit working and applications. Pdf design of a clap activated switch researchgate. When you clap for the second time, the relay is deactivated and the light is turned off. Clap switch is a basic electronics miniproject, made with the help of the basic components.
The main component of the circuit is the electric condenser mic. With this clap operated switch, you just have to clap in the vicinity of the microphone used in this circuit, which you can keep by the bedside. Although its name is clap switch, but it can be turned on by any sound of about same pitch of clap sound. The components are from my junk box and i found that it works even if you omit that 4. It might look neater if you draw the circuit diagram on to the board before you begin. Condenser mic basically converts sound energy into electrical energy. We have already seen the circuit diagram, working and applications of 9 way clap switch circuit.
Clap switch has the ability to turn onoff any electrical component or circuit by the clap sound. All you need is to just clap or you can puff in front of the. This circuit helps you to manage your appliances in your home devoid of getting off from your bed. Pdf clap switch a mini project report submitted in the. This is a simple clap switch circuit with high sensitivity.
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