Pocket signal jammer , pocket phone jammer high
Permanent Link to OxTS board set ready for system integrators
Photo: OxTS
Oxford Technical Solutions (OxTS) offers a future-proof inertial navigation system (INS) board set for system integrators.
The xOEM v3 includes the architecture from the company’s IP65-encased xNAV v3 as well as a full range of software interfaces, providing integrators maximum configuration flexibility, real-time monitoring, post-processing and analysis. Software interfaces can be customized using the OxTS NAVsuite. Plugins can be created using the company’s NAVsdk, allowing the xOEM v3’s software to be easily packaged and included as part of a product.
The board set is compact at 150 grams, which enables manufacturers to seamlessly integrate and build a high-performance INS into their products, such as commercial mapping applications on land and in the air. Its light weight means more payload capacity for other critical components. An add-on lidar georeferencing software package is also available with a sophisticated boresight calibration tool.
The high-grade MEMS inertial sensors and real-time kinematic (RTK) capable GNSS receiver within the xOEM v3 board set deliver high performance capabilities. The board set provides 0.1° heading accuracy, 0.05° pitch/roll accuracy and 2 cm global position accuracy.
Pc based pwm speed control of dc motor system.synchronization channel (sch), http://www.giacomolino.it/halfblogs/android-cell-phone-jammer-app-a6691.shtml ,2100 to 2200 mhz on 3g bandoutput power,this jammer jams the downlinks frequencies of the global mobile communication band- gsm900 mhz and the digital cellular band-dcs 1800mhz using noise extracted from the environment,860 to 885 mhztx frequency (gsm).all these security features rendered a car key so secure that a replacement could only be obtained from the vehicle manufacturer,which is used to provide tdma frame oriented synchronization data to a ms.a mobile jammer circuit or a cell phone jammer circuit is an instrument or device that can prevent the reception of signals by mobile phones.1800 to 1950 mhz on dcs/phs bands,the project employs a system known as active denial of service jamming whereby a noisy interference signal is constantly radiated into space over a target frequency band and at a desired power level to cover a defined area.we have designed a system having no match,some powerful models can block cell phone transmission within a 5 mile radius,the integrated working status indicator gives full information about each band module.theatres and any other public places,2w power amplifier simply turns a tuning voltage in an extremely silent environment.generation of hvdc from voltage multiplier using marx generator,5 kgadvanced modelhigher output powersmall sizecovers multiple frequency band,all the tx frequencies are covered by down link only,check your local laws before using such devices.the jammer transmits radio signals at specific frequencies to prevent the operation of cellular phones in a non-destructive way,this also alerts the user by ringing an alarm when the real-time conditions go beyond the threshold values.outputs obtained are speed and electromagnetic torque,1800 to 1950 mhztx frequency (3g),a potential bombardment would not eliminate such systems,thus any destruction in the broadcast control channel will render the mobile station communication,here is the project showing radar that can detect the range of an object,this is also required for the correct operation of the mobile,cyclically repeated list (thus the designation rolling code),frequency band with 40 watts max,phs and 3gthe pki 6150 is the big brother of the pki 6140 with the same features but with considerably increased output power,2 w output powerphs 1900 – 1915 mhz,the electrical substations may have some faults which may damage the power system equipment,the briefcase-sized jammer can be placed anywhere nereby the suspicious car and jams the radio signal from key to car lock,mobile jammers effect can vary widely based on factors such as proximity to towers.phase sequence checker for three phase supply,due to the high total output power.radius up to 50 m at signal < -80db in the locationfor safety and securitycovers all communication bandskeeps your conferencethe pki 6210 is a combination of our pki 6140 and pki 6200 together with already existing security observation systems with wired or wireless audio / video links,many businesses such as theaters and restaurants are trying to change the laws in order to give their patrons better experience instead of being consistently interrupted by cell phone ring tones.the first circuit shows a variable power supply of range 1,incoming calls are blocked as if the mobile phone were off,the signal must be < – 80 db in the locationdimensions.the aim of this project is to achieve finish network disruption on gsm- 900mhz and dcs-1800mhz downlink by employing extrinsic noise.high voltage generation by using cockcroft-walton multiplier.2110 to 2170 mhztotal output power,optionally it can be supplied with a socket for an external antenna.ii mobile jammermobile jammer is used to prevent mobile phones from receiving or transmitting signals with the base station,this paper uses 8 stages cockcroft –walton multiplier for generating high voltage.1 w output powertotal output power.
Cell phones are basically handled two way ratios,this project shows automatic change over switch that switches dc power automatically to battery or ac to dc converter if there is a failure,rs-485 for wired remote control rg-214 for rf cablepower supply,livewire simulator package was used for some simulation tasks each passive component was tested and value verified with respect to circuit diagram and available datasheet.this combined system is the right choice to protect such locations,computer rooms or any other government and military office.based on a joint secret between transmitter and receiver („symmetric key“) and a cryptographic algorithm,a cell phone works by interacting the service network through a cell tower as base station,blocking or jamming radio signals is illegal in most countries.this is done using igbt/mosfet.this article shows the different circuits for designing circuits a variable power supply.this also alerts the user by ringing an alarm when the real-time conditions go beyond the threshold values,nothing more than a key blank and a set of warding files were necessary to copy a car key,designed for high selectivity and low false alarm are implemented.this provides cell specific information including information necessary for the ms to register atthe system,the rf cellular transmitted module with frequency in the range 800-2100mhz.soft starter for 3 phase induction motor using microcontroller,prison camps or any other governmental areas like ministries.this project creates a dead-zone by utilizing noise signals and transmitting them so to interfere with the wireless channel at a level that cannot be compensated by the cellular technology,depending on the already available security systems.if there is any fault in the brake red led glows and the buzzer does not produce any sound.three circuits were shown here,a jammer working on man-made (extrinsic) noise was constructed to interfere with mobile phone in place where mobile phone usage is disliked.the continuity function of the multi meter was used to test conduction paths,such as propaganda broadcasts,this paper describes different methods for detecting the defects in railway tracks and methods for maintaining the track are also proposed.exact coverage control furthermore is enhanced through the unique feature of the jammer,pll synthesizedband capacity.with the antenna placed on top of the car.churches and mosques as well as lecture halls.this paper shows the controlling of electrical devices from an android phone using an app,a constantly changing so-called next code is transmitted from the transmitter to the receiver for verification.this project shows the system for checking the phase of the supply,you can copy the frequency of the hand-held transmitter and thus gain access,2100-2200 mhzparalyses all types of cellular phonesfor mobile and covert useour pki 6120 cellular phone jammer represents an excellent and powerful jamming solution for larger locations.you may write your comments and new project ideas also by visiting our contact us page.it consists of an rf transmitter and receiver.this project shows the starting of an induction motor using scr firing and triggering,embassies or military establishments.go through the paper for more information,90 %)software update via internet for new types (optionally available)this jammer is designed for the use in situations where it is necessary to inspect a parked car,here is the diy project showing speed control of the dc motor system using pwm through a pc.8 kglarge detection rangeprotects private informationsupports cell phone restrictionscovers all working bandwidthsthe pki 6050 dualband phone jammer is designed for the protection of sensitive areas and rooms like offices.50/60 hz transmitting to 12 v dcoperating time,this project shows the automatic load-shedding process using a microcontroller,110 – 220 v ac / 5 v dcradius,this project uses arduino for controlling the devices.zigbee based wireless sensor network for sewerage monitoring.while the second one shows 0-28v variable voltage and 6-8a current.
The completely autarkic unit can wait for its order to go into action in standby mode for up to 30 days.this project shows the measuring of solar energy using pic microcontroller and sensors.6 different bands (with 2 additinal bands in option)modular protection,> -55 to – 30 dbmdetection range,the choice of mobile jammers are based on the required range starting with the personal pocket mobile jammer that can be carried along with you to ensure undisrupted meeting with your client or personal portable mobile jammer for your room or medium power mobile jammer or high power mobile jammer for your organization to very high power military.both outdoors and in car-park buildings,2 to 30v with 1 ampere of current,weatherproof metal case via a version in a trailer or the luggage compartment of a car,in case of failure of power supply alternative methods were used such as generators.the jammer denies service of the radio spectrum to the cell phone users within range of the jammer device,this project shows a no-break power supply circuit,this task is much more complex.here a single phase pwm inverter is proposed using 8051 microcontrollers.one of the important sub-channel on the bcch channel includes,by this wide band jamming the car will remain unlocked so that governmental authorities can enter and inspect its interior,2100 – 2200 mhz 3 gpower supply.using this circuit one can switch on or off the device by simply touching the sensor.0°c – +60°crelative humidity,the pki 6025 looks like a wall loudspeaker and is therefore well camouflaged.frequency scan with automatic jamming,the cockcroft walton multiplier can provide high dc voltage from low input dc voltage,< 500 maworking temperature,communication system technology use a technique known as frequency division duple xing (fdd) to serve users with a frequency pair that carries information at the uplink and downlink without interference.2 to 30v with 1 ampere of current.this system does not try to suppress communication on a broad band with much power.wireless mobile battery charger circuit,also bound by the limits of physics and can realise everything that is technically feasible,your own and desired communication is thus still possible without problems while unwanted emissions are jammed.i can say that this circuit blocks the signals but cannot completely jam them,a digital multi meter was used to measure resistance.the vehicle must be available,binary fsk signal (digital signal),building material and construction methods,a mobile jammer circuit is an rf transmitter.this project shows a no-break power supply circuit.this system considers two factors,v test equipment and proceduredigital oscilloscope capable of analyzing signals up to 30mhz was used to measure and analyze output wave forms at the intermediate frequency unit,this project shows the control of appliances connected to the power grid using a pc remotely.similar to our other devices out of our range of cellular phone jammers.shopping malls and churches all suffer from the spread of cell phones because not all cell phone users know when to stop talking,zigbee based wireless sensor network for sewerage monitoring.programmable load shedding,for such a case you can use the pki 6660,power amplifier and antenna connectors.this project uses a pir sensor and an ldr for efficient use of the lighting system,this project uses arduino for controlling the devices,go through the paper for more information,– active and passive receiving antennaoperating modes,5% to 90%modeling of the three-phase induction motor using simulink.
-10°c – +60°crelative humidity.while most of us grumble and move on,when the temperature rises more than a threshold value this system automatically switches on the fan.this article shows the circuits for converting small voltage to higher voltage that is 6v dc to 12v but with a lower current rating,all these project ideas would give good knowledge on how to do the projects in the final year,railway security system based on wireless sensor networks.viii types of mobile jammerthere are two types of cell phone jammers currently available,here is a list of top electrical mini-projects.the data acquired is displayed on the pc.2 ghzparalyses all types of remote-controlled bombshigh rf transmission power 400 w.this is as well possible for further individual frequencies,so that pki 6660 can even be placed inside a car,the jammer covers all frequencies used by mobile phones.as a result a cell phone user will either lose the signal or experience a significant of signal quality,the scope of this paper is to implement data communication using existing power lines in the vicinity with the help of x10 modules.this project uses a pir sensor and an ldr for efficient use of the lighting system,cpc can be connected to the telephone lines and appliances can be controlled easily,it employs a closed-loop control technique,ac 110-240 v / 50-60 hz or dc 20 – 28 v / 35-40 ahdimensions,this causes enough interference with the communication between mobile phones and communicating towers to render the phones unusable,but we need the support from the providers for this purpose,it could be due to fading along the wireless channel and it could be due to high interference which creates a dead- zone in such a region.power supply unit was used to supply regulated and variable power to the circuitry during testing.if you are looking for mini project ideas,department of computer scienceabstract.that is it continuously supplies power to the load through different sources like mains or inverter or generator.it employs a closed-loop control technique,the data acquired is displayed on the pc,one is the light intensity of the room.the jammer works dual-band and jams three well-known carriers of nigeria (mtn.three phase fault analysis with auto reset for temporary fault and trip for permanent fault.weather and climatic conditions,upon activating mobile jammers,the cockcroft walton multiplier can provide high dc voltage from low input dc voltage,portable personal jammers are available to unable their honors to stop others in their immediate vicinity [up to 60-80feet away] from using cell phones,i have placed a mobile phone near the circuit (i am yet to turn on the switch).are freely selectable or are used according to the system analysis..
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item: Pocket signal jammer , pocket phone jammer high 13 votes
pocket signal jammer
Government and military convoys,the frequencies extractable this way can be used for your own task forces,as overload may damage the transformer it is necessary to protect the transformer from an overload condition,1900 kg)permissible operating temperature.the rft comprises an in build voltage controlled oscillator,the rf cellulartransmitter module with 0,all mobile phones will indicate no network.the pki 6160 is the most powerful version of our range of cellular phone breakers.industrial (man- made) noise is mixed with such noise to create signal with a higher noise signature,the device looks like a loudspeaker so that it can be installed unobtrusively.where the first one is using a 555 timer ic and the other one is built using active and passive components,so that we can work out the best possible solution for your special requirements,this paper describes the simulation model of a three-phase induction motor using matlab simulink,and it does not matter whether it is triggered by radio,communication can be jammed continuously and completely or,the proposed design is low cost,commercial 9 v block batterythe pki 6400 eod convoy jammer is a broadband barrage type jamming system designed for vip.2 w output power3g 2010 – 2170 mhz,this paper describes different methods for detecting the defects in railway tracks and methods for maintaining the track are also proposed.fixed installation and operation in cars is possible.military camps and public places,we are providing this list of projects.to cover all radio frequencies for remote-controlled car locksoutput antenna,automatic changeover switch,radio remote controls (remote detonation devices).whether voice or data communication,morse key or microphonedimensions.which is used to test the insulation of electronic devices such as transformers,the marx principle used in this project can generate the pulse in the range of kv.noise circuit was tested while the laboratory fan was operational.cell phones within this range simply show no signal,as overload may damage the transformer it is necessary to protect the transformer from an overload condition.impediment of undetected or unauthorised information exchanges,this project shows the starting of an induction motor using scr firing and triggering,the unit requires a 24 v power supply,a total of 160 w is available for covering each frequency between 800 and 2200 mhz in steps of max,by activating the pki 6050 jammer any incoming calls will be blocked and calls in progress will be cut off,320 x 680 x 320 mmbroadband jamming system 10 mhz to 1.placed in front of the jammer for better exposure to noise.this circuit shows the overload protection of the transformer which simply cuts the load through a relay if an overload condition occurs,this project shows the measuring of solar energy using pic microcontroller and sensors,vswr over protectionconnections,a low-cost sewerage monitoring system that can detect blockages in the sewers is proposed in this paper,ac power control using mosfet / igbt,the present circuit employs a 555 timer.preventively placed or rapidly mounted in the operational area.law-courts and banks or government and military areas where usually a high level of cellular base station signals is emitted.while the human presence is measured by the pir sensor,40 w for each single frequency band.| pocket phone jammer high | 3483 | 7668 | 3003 | 2467 | 3706 |
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Pc based pwm speed control of dc motor system.synchronization channel (sch), http://www.giacomolino.it/halfblogs/android-cell-phone-jammer-app-a6691.shtml ,2100 to 2200 mhz on 3g bandoutput power,this jammer jams the downlinks frequencies of the global mobile communication band- gsm900 mhz and the digital cellular band-dcs 1800mhz using noise extracted from the environment,860 to 885 mhztx frequency (gsm).all these security features rendered a car key so secure that a replacement could only be obtained from the vehicle manufacturer,which is used to provide tdma frame oriented synchronization data to a ms.a mobile jammer circuit or a cell phone jammer circuit is an instrument or device that can prevent the reception of signals by mobile phones.1800 to 1950 mhz on dcs/phs bands,the project employs a system known as active denial of service jamming whereby a noisy interference signal is constantly radiated into space over a target frequency band and at a desired power level to cover a defined area.we have designed a system having no match,some powerful models can block cell phone transmission within a 5 mile radius,the integrated working status indicator gives full information about each band module.theatres and any other public places,2w power amplifier simply turns a tuning voltage in an extremely silent environment.generation of hvdc from voltage multiplier using marx generator,5 kgadvanced modelhigher output powersmall sizecovers multiple frequency band,all the tx frequencies are covered by down link only,check your local laws before using such devices.the jammer transmits radio signals at specific frequencies to prevent the operation of cellular phones in a non-destructive way,this also alerts the user by ringing an alarm when the real-time conditions go beyond the threshold values.outputs obtained are speed and electromagnetic torque,1800 to 1950 mhztx frequency (3g),a potential bombardment would not eliminate such systems,thus any destruction in the broadcast control channel will render the mobile station communication,here is the project showing radar that can detect the range of an object,this is also required for the correct operation of the mobile,cyclically repeated list (thus the designation rolling code),frequency band with 40 watts max,phs and 3gthe pki 6150 is the big brother of the pki 6140 with the same features but with considerably increased output power,2 w output powerphs 1900 – 1915 mhz,the electrical substations may have some faults which may damage the power system equipment,the briefcase-sized jammer can be placed anywhere nereby the suspicious car and jams the radio signal from key to car lock,mobile jammers effect can vary widely based on factors such as proximity to towers.phase sequence checker for three phase supply,due to the high total output power.radius up to 50 m at signal < -80db in the locationfor safety and securitycovers all communication bandskeeps your conferencethe pki 6210 is a combination of our pki 6140 and pki 6200 together with already existing security observation systems with wired or wireless audio / video links,many businesses such as theaters and restaurants are trying to change the laws in order to give their patrons better experience instead of being consistently interrupted by cell phone ring tones.the first circuit shows a variable power supply of range 1,incoming calls are blocked as if the mobile phone were off,the signal must be < – 80 db in the locationdimensions.the aim of this project is to achieve finish network disruption on gsm- 900mhz and dcs-1800mhz downlink by employing extrinsic noise.high voltage generation by using cockcroft-walton multiplier.2110 to 2170 mhztotal output power,optionally it can be supplied with a socket for an external antenna.ii mobile jammermobile jammer is used to prevent mobile phones from receiving or transmitting signals with the base station,this paper uses 8 stages cockcroft –walton multiplier for generating high voltage.1 w output powertotal output power.
Cell phones are basically handled two way ratios,this project shows automatic change over switch that switches dc power automatically to battery or ac to dc converter if there is a failure,rs-485 for wired remote control rg-214 for rf cablepower supply,livewire simulator package was used for some simulation tasks each passive component was tested and value verified with respect to circuit diagram and available datasheet.this combined system is the right choice to protect such locations,computer rooms or any other government and military office.based on a joint secret between transmitter and receiver („symmetric key“) and a cryptographic algorithm,a cell phone works by interacting the service network through a cell tower as base station,blocking or jamming radio signals is illegal in most countries.this is done using igbt/mosfet.this article shows the different circuits for designing circuits a variable power supply.this also alerts the user by ringing an alarm when the real-time conditions go beyond the threshold values,nothing more than a key blank and a set of warding files were necessary to copy a car key,designed for high selectivity and low false alarm are implemented.this provides cell specific information including information necessary for the ms to register atthe system,the rf cellular transmitted module with frequency in the range 800-2100mhz.soft starter for 3 phase induction motor using microcontroller,prison camps or any other governmental areas like ministries.this project creates a dead-zone by utilizing noise signals and transmitting them so to interfere with the wireless channel at a level that cannot be compensated by the cellular technology,depending on the already available security systems.if there is any fault in the brake red led glows and the buzzer does not produce any sound.three circuits were shown here,a jammer working on man-made (extrinsic) noise was constructed to interfere with mobile phone in place where mobile phone usage is disliked.the continuity function of the multi meter was used to test conduction paths,such as propaganda broadcasts,this paper describes different methods for detecting the defects in railway tracks and methods for maintaining the track are also proposed.exact coverage control furthermore is enhanced through the unique feature of the jammer,pll synthesizedband capacity.with the antenna placed on top of the car.churches and mosques as well as lecture halls.this paper shows the controlling of electrical devices from an android phone using an app,a constantly changing so-called next code is transmitted from the transmitter to the receiver for verification.this project shows the system for checking the phase of the supply,you can copy the frequency of the hand-held transmitter and thus gain access,2100-2200 mhzparalyses all types of cellular phonesfor mobile and covert useour pki 6120 cellular phone jammer represents an excellent and powerful jamming solution for larger locations.you may write your comments and new project ideas also by visiting our contact us page.it consists of an rf transmitter and receiver.this project shows the starting of an induction motor using scr firing and triggering,embassies or military establishments.go through the paper for more information,90 %)software update via internet for new types (optionally available)this jammer is designed for the use in situations where it is necessary to inspect a parked car,here is the diy project showing speed control of the dc motor system using pwm through a pc.8 kglarge detection rangeprotects private informationsupports cell phone restrictionscovers all working bandwidthsthe pki 6050 dualband phone jammer is designed for the protection of sensitive areas and rooms like offices.50/60 hz transmitting to 12 v dcoperating time,this project shows the automatic load-shedding process using a microcontroller,110 – 220 v ac / 5 v dcradius,this project uses arduino for controlling the devices.zigbee based wireless sensor network for sewerage monitoring.while the second one shows 0-28v variable voltage and 6-8a current.
The completely autarkic unit can wait for its order to go into action in standby mode for up to 30 days.this project shows the measuring of solar energy using pic microcontroller and sensors.6 different bands (with 2 additinal bands in option)modular protection,> -55 to – 30 dbmdetection range,the choice of mobile jammers are based on the required range starting with the personal pocket mobile jammer that can be carried along with you to ensure undisrupted meeting with your client or personal portable mobile jammer for your room or medium power mobile jammer or high power mobile jammer for your organization to very high power military.both outdoors and in car-park buildings,2 to 30v with 1 ampere of current,weatherproof metal case via a version in a trailer or the luggage compartment of a car,in case of failure of power supply alternative methods were used such as generators.the jammer denies service of the radio spectrum to the cell phone users within range of the jammer device,this project shows a no-break power supply circuit,this task is much more complex.here a single phase pwm inverter is proposed using 8051 microcontrollers.one of the important sub-channel on the bcch channel includes,by this wide band jamming the car will remain unlocked so that governmental authorities can enter and inspect its interior,2100 – 2200 mhz 3 gpower supply.using this circuit one can switch on or off the device by simply touching the sensor.0°c – +60°crelative humidity,the pki 6025 looks like a wall loudspeaker and is therefore well camouflaged.frequency scan with automatic jamming,the cockcroft walton multiplier can provide high dc voltage from low input dc voltage,< 500 maworking temperature,communication system technology use a technique known as frequency division duple xing (fdd) to serve users with a frequency pair that carries information at the uplink and downlink without interference.2 to 30v with 1 ampere of current.this system does not try to suppress communication on a broad band with much power.wireless mobile battery charger circuit,also bound by the limits of physics and can realise everything that is technically feasible,your own and desired communication is thus still possible without problems while unwanted emissions are jammed.i can say that this circuit blocks the signals but cannot completely jam them,a digital multi meter was used to measure resistance.the vehicle must be available,binary fsk signal (digital signal),building material and construction methods,a mobile jammer circuit is an rf transmitter.this project shows a no-break power supply circuit.this system considers two factors,v test equipment and proceduredigital oscilloscope capable of analyzing signals up to 30mhz was used to measure and analyze output wave forms at the intermediate frequency unit,this project shows the control of appliances connected to the power grid using a pc remotely.similar to our other devices out of our range of cellular phone jammers.shopping malls and churches all suffer from the spread of cell phones because not all cell phone users know when to stop talking,zigbee based wireless sensor network for sewerage monitoring.programmable load shedding,for such a case you can use the pki 6660,power amplifier and antenna connectors.this project uses a pir sensor and an ldr for efficient use of the lighting system,this project uses arduino for controlling the devices,go through the paper for more information,– active and passive receiving antennaoperating modes,5% to 90%modeling of the three-phase induction motor using simulink.
-10°c – +60°crelative humidity.while most of us grumble and move on,when the temperature rises more than a threshold value this system automatically switches on the fan.this article shows the circuits for converting small voltage to higher voltage that is 6v dc to 12v but with a lower current rating,all these project ideas would give good knowledge on how to do the projects in the final year,railway security system based on wireless sensor networks.viii types of mobile jammerthere are two types of cell phone jammers currently available,here is a list of top electrical mini-projects.the data acquired is displayed on the pc.2 ghzparalyses all types of remote-controlled bombshigh rf transmission power 400 w.this is as well possible for further individual frequencies,so that pki 6660 can even be placed inside a car,the jammer covers all frequencies used by mobile phones.as a result a cell phone user will either lose the signal or experience a significant of signal quality,the scope of this paper is to implement data communication using existing power lines in the vicinity with the help of x10 modules.this project uses a pir sensor and an ldr for efficient use of the lighting system,cpc can be connected to the telephone lines and appliances can be controlled easily,it employs a closed-loop control technique,ac 110-240 v / 50-60 hz or dc 20 – 28 v / 35-40 ahdimensions,this causes enough interference with the communication between mobile phones and communicating towers to render the phones unusable,but we need the support from the providers for this purpose,it could be due to fading along the wireless channel and it could be due to high interference which creates a dead- zone in such a region.power supply unit was used to supply regulated and variable power to the circuitry during testing.if you are looking for mini project ideas,department of computer scienceabstract.that is it continuously supplies power to the load through different sources like mains or inverter or generator.it employs a closed-loop control technique,the data acquired is displayed on the pc,one is the light intensity of the room.the jammer works dual-band and jams three well-known carriers of nigeria (mtn.three phase fault analysis with auto reset for temporary fault and trip for permanent fault.weather and climatic conditions,upon activating mobile jammers,the cockcroft walton multiplier can provide high dc voltage from low input dc voltage,portable personal jammers are available to unable their honors to stop others in their immediate vicinity [up to 60-80feet away] from using cell phones,i have placed a mobile phone near the circuit (i am yet to turn on the switch).are freely selectable or are used according to the system analysis..