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Electronic Repellents Circuits and Projects- mosquito repellent sound circuit diagram labeled diagram ,This electronic mosquito repellent circuit is easy to build but is ... The electronic dog repellent circuit diagram below is a high output ultrasonic transmitter which is primarily intended to . Electronic Mice Repellent Circuit P. Marian - 04/17/2008. This electronic mice repellent emit high frequency sound waves to create an acoustically ...Misc Category - Electronic Circuit DiagramHere is the simple and low cost mosquito repellent circuit design. The circuit serves to keep the mosquitoes out of the room or the location where the device is installed. According to certain publications, the frequency emitted by the male mosquitoes is said to be around 20—25 kHz, and so within the realm of ultrasound.… Read More »



Mosquito-Repellent.pdf - Semester Project Proposal Project ...

Page 1 of 4 Semester Project Proposal Project Title: Electronic Mosquito Repellent Circuit Name of Student Registration Number Signature Fareena Tariq Fa14-BCE-007 Muhammad Umar Farooq Fa14-BCE-041 Adnan Saeed Fa14-BCE-066 1. Abstract / Summary of Project Using Mosquito repellents like coils, mats, liquid vaporizers, creams prevent us from mosquitoes but on the other side they also …

Ultrasonic Pest Repellent Circuit | Homemade Circuit Projects

Aug 12, 2020·The circuit could be driven by 9V battery packs which may run for a long period of time due to its minimal current consumption. The center of the circuit is the 7555 lC, a CMOS timer configured as an sound oscillator which operates a piezoelectric transducer. The parts positioning on a do-it-yourself PCB is revealed in the below given Figure.

Misc Category - Electronic Circuit Diagram

Here is the simple and low cost mosquito repellent circuit design. The circuit serves to keep the mosquitoes out of the room or the location where the device is installed. According to certain publications, the frequency emitted by the male mosquitoes is said to be around 20—25 kHz, and so within the realm of ultrasound.… Read More »

Mouse and Rat repellent circuit using astable multivibrator

Dec 25, 2020·This circuit is Mouse and Rat repellent circuit using astable multivibrator which use principle of sound waves or ultrasonic cause they annoyed so it escaped away. This is small and cheap because use transistor (no ICs) and super loud since use large piezoelectric but use low current source. Technical information – Use power supply of 9 Vdc.

Pest Control Electronic Circuits

Mosquito Repellant- Very simple and easy to assemble mosquito repellant using two transistors and handy components. __ Mosquito Repeller- This circuit produces a tone above the human audible range and this is supposed to keep the mosquitoes away. You need a piezo diaphragm that will respond to 15kHz and these are very difficult to find. __ 555 ...

Pest Control Electronic Circuits

Mosquito Repellant- Very simple and easy to assemble mosquito repellant using two transistors and handy components. __ Mosquito Repeller- This circuit produces a tone above the human audible range and this is supposed to keep the mosquitoes away. You need a piezo diaphragm that will respond to 15kHz and these are very difficult to find. __ 555 ...

Electronic Mosquito Repellent Circuit Ppt | Capacitor ...

mosquito repellent circuit. CIRCUIT DIAGRAM COMPONENTS Ceramic capacitor of 0.01 micro Farad Resistor of 1 k Ohms Resistor of 1.5 K(variable resistor of 10k, set at 1.3K with the help of multimeter) A 38 kHz piezo buzzer A 9 V battery IC DESCRIPTION: 555 TIMER IC: 555 is a very commonly used IC for generating accurate timing pulses.

design and construction of a rechargeable electronic ...

2.2 description of the an electronic mosquito repellent 2.3 types of electronic mosquito repellent CHAPTER THREE 3.0 Construction 3.1 Basic designs of electronic mosquito repellent 3.2 Block diagram of the system 3.3 system operation 3.4 circuit diagram 3.5 circuit description

Electronic mosquito repellent | EE4engineer

Mar 01, 2012·This circuit or project can help you by keeping the mosquito and similar other insects and creatures away from you using a high frequency sound produced by this circuit Then main principle in which this electronic mosquito repellent works is that mosquito and insects are highly sensitive to some frequency of sound and they don’t like the sound.

Mosquito repellent circuit - SlideShare

Jun 26, 2016·Circuit Diagram of Electronic Mosquito Repellent Circuit: 8. Mosquito Repellent Circuit Design: *The basic idea behind developing the circuit is to use a buzzer to produce ultrasound. The buzzer is driven by an oscillator circuit *A 555 Timer based astable multivibrator circuit as the oscillator circuit.

Electronic mosquito insect repellent circuit using 555 IC ...

Oct 28, 2012·This is a simple circuit of ultrasonic mosquito (insect) repeller for insect control based on the theory that insects like mosquito can be repelled by using sound frequencies in the ultrasonic (above 20 KHz) range. This insect repellent frequency is farther than the hearing range of humans, but can cause a lot of nervousness to the insects and ...

Cat Repeller Circuit,Repellent Circuit Diagram,555 ...

The circuit here is nothing but an astable multivibrator wired around NE555 (IC1). The cat repellent circuit produces an ultrasonic sound in the range 15-20Khz. The NE 555 is enough to drive a small piezo buzzer and no amplification stages are needed. The POT R2 can be used to adjust the frequency of sound. Cat Repeller Circuit diagram with ...

MOSQUITO REPELLENT ELECTRONIC CIRCUIT DIAGRAM

mosquito repellent electronic circuit diagram It uses IC CD4047 to control the buzzer timing utilizing resistor and capacitor. When the voltage passing through the transistor, the buzzer would sound.

Mosquito Repellent Circuit Diagram | CIRCUIT DIAGRAMS FREE

Jul 12, 2013·Here is the circuit diagram of an ultrasonic mosquito repeller.The circuit is based on the theory that insects like mosquito can be repelled by using ... Mosquitoes Repellent Circuit Diagram. But sometimes you may need to readjust the potentiometer so the 5 Responses to “Electronic Mosquito Repellent Circuit ... Label: Circuit Diagram.

Ultrasonic Pest Repellers - Electronic Circuits

Thanks a lot for your circuit about the VCO of the 555 timer IC. I have built your low-cost Ultrasonic Pest Repeller-3 with output connected to a piezo horn transducer. The circuit works well. I don't know why I can hear a noise like a cricket sound coming out from the piezo speaker once at the moment of frequency start sweeping from peak to low.

Cat Repeller Circuit,Repellent Circuit Diagram,555 ...

The circuit here is nothing but an astable multivibrator wired around NE555 (IC1). The cat repellent circuit produces an ultrasonic sound in the range 15-20Khz. The NE 555 is enough to drive a small piezo buzzer and no amplification stages are needed. The POT R2 can be used to adjust the frequency of sound. Cat Repeller Circuit diagram with ...

Mosquito-Repellent.pdf - Semester Project Proposal Project ...

Page 1 of 4 Semester Project Proposal Project Title: Electronic Mosquito Repellent Circuit Name of Student Registration Number Signature Fareena Tariq Fa14-BCE-007 Muhammad Umar Farooq Fa14-BCE-041 Adnan Saeed Fa14-BCE-066 1. Abstract / Summary of Project Using Mosquito repellents like coils, mats, liquid vaporizers, creams prevent us from mosquitoes but on the other side they also …

Electronics project: September 2019

Sep 27, 2019·mosquito repellent circuit diagram . The circuit presented is used to repel mosquitoes. Its special thing is that this circuit does not spread any kind of pollution. And we made this circuit using timer IC 555. ... And the ultrasonic sound it produces is similar to the sound emitted by the male mosquito to induce the female mosquito. And often ...

MOSQUITO REPELLENT ELECTRONIC CIRCUIT DIAGRAM | Diagram …

Sep 23, 2013·mosquito repellent electronic circuit diagram It uses IC CD4047 to control the buzzer timing utilizing resistor and capacitor. When the voltage passing through the transistor, the buzzer would sound.

Ultrasonic Pest Repellent Circuit | Homemade Circuit Projects

Aug 12, 2020·The circuit could be driven by 9V battery packs which may run for a long period of time due to its minimal current consumption. The center of the circuit is the 7555 lC, a CMOS timer configured as an sound oscillator which operates a piezoelectric transducer. The parts positioning on a do-it-yourself PCB is revealed in the below given Figure.

Mosquito Repeller Circuit - Engineering Projects

Circuit Description and Working Principle of Mosquito Repeller Circuit: The circuit of mosquito repeller is so simple that any-one can understand. The input of 220 volt AC from mains is directly given to the circuit; two resistors are connected in parallel as current divider circuit. Neon lamp is used as indicator to check whether the circuit ...

Mosquito Repellent Using Two Transistors | Circuit Diagram

An electronic mosquito repellent circuit shown below can also be used for this purpose. and hence run away. The working of the circuit is simple, the circuit is actually a multivibrator which oscillates and generator a high frequency sound which is inaudible to humans.

Design Considerations of Mosquito repellent unit

vapours into the room. the circuit turns the mosquito repellent on for approximately 20 minutes scheme. then process of on and off occurs repeatedly. Fig.1 Block Diagram of automatic on/off mosquito repellent The main aim of this project is periodically on/off mosquito repellent circuit. The …

Misc Category - Circuit Schematic Diagram

The following circuit diagrams are tone detector circuit diagrams which also known as sound activated switch circuit. Actually, these circuits? use microntroller for switching because the circuits were designed for robot start up activation. ... Here is the simple and low cost mosquito repellent circuit design. The circuit serves to keep the ...