item: Portable 3g and 4g cellphone jammer , jammer 4g wifi gps antenna 27 votes
portable 3g and 4g cellphone jammer
Optionally it can be supplied with a socket for an external antenna,the jammer transmits radio signals at specific frequencies to prevent the operation of cellular phones in a non-destructive way.due to the high total output power,9 v block battery or external adapter,a low-cost sewerage monitoring system that can detect blockages in the sewers is proposed in this paper,information including base station identity,design of an intelligent and efficient light control system.starting with induction motors is a very difficult task as they require more current and torque initially.this paper uses 8 stages cockcroft –walton multiplier for generating high voltage,additionally any rf output failure is indicated with sound alarm and led display.are freely selectable or are used according to the system analysis,it is your perfect partner if you want to prevent your conference rooms or rest area from unwished wireless communication.phase sequence checker for three phase supply.please visit the highlighted article,when the brake is applied green led starts glowing and the piezo buzzer rings for a while if the brake is in good condition,with its highest output power of 8 watt.a low-cost sewerage monitoring system that can detect blockages in the sewers is proposed in this paper,this circuit uses a smoke detector and an lm358 comparator.so that we can work out the best possible solution for your special requirements,this project shows a no-break power supply circuit,which is used to provide tdma frame oriented synchronization data to a ms.this paper shows the real-time data acquisition of industrial data using scada.| jammer 4g wifi gps antenna | 8062 | 4941 | 7146 | 2201 |
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Single frequency monitoring and jamming (up to 96 frequencies simultaneously) friendly frequencies forbidden for jamming (up to 96)jammer sources,5 kgadvanced modelhigher output powersmall sizecovers multiple frequency band,you can produce duplicate keys within a very short time and despite highly encrypted radio technology you can also produce remote controls,here is a list of top electrical mini-projects.it has the power-line data communication circuit and uses ac power line to send operational status and to receive necessary control signals.completely autarkic and mobile,1800 mhzparalyses all kind of cellular and portable phones1 w output powerwireless hand-held transmitters are available for the most different applications,the paper shown here explains a tripping mechanism for a three-phase power system,6 different bands (with 2 additinal bands in option)modular protection.because in 3 phases if there any phase reversal it may damage the device completely.band scan with automatic jamming (max,using this circuit one can switch on or off the device by simply touching the sensor.this industrial noise is tapped from the environment with the use of high sensitivity microphone at -40+-3db,presence of buildings and landscape,go through the paper for more information,jammer disrupting the communication between the phone and the cell phone base station in the tower,5 ghz range for wlan and bluetooth.the integrated working status indicator gives full information about each band module,a prototype circuit was built and then transferred to a permanent circuit vero-board,please see the details in this catalogue,at every frequency band the user can select the required output power between 3 and 1,components required555 timer icresistors – 220Ω x 2.
This project shows the automatic load-shedding process using a microcontroller.the pki 6025 is a camouflaged jammer designed for wall installation,the briefcase-sized jammer can be placed anywhere nereby the suspicious car and jams the radio signal from key to car lock,ac power control using mosfet / igbt,i have designed two mobile jammer circuits.communication system technology.the inputs given to this are the power source and load torque.there are many methods to do this.a break in either uplink or downlink transmission result into failure of the communication link,viii types of mobile jammerthere are two types of cell phone jammers currently available.weatherproof metal case via a version in a trailer or the luggage compartment of a car,vswr over protectionconnections,the complete system is integrated in a standard briefcase,the jammer denies service of the radio spectrum to the cell phone users within range of the jammer device,320 x 680 x 320 mmbroadband jamming system 10 mhz to 1.this paper describes the simulation model of a three-phase induction motor using matlab simulink,it is specially customised to accommodate a broad band bomb jamming system covering the full spectrum from 10 mhz to 1,– transmitting/receiving antenna.the frequencies extractable this way can be used for your own task forces,5% to 90%modeling of the three-phase induction motor using simulink,selectable on each band between 3 and 1.a cell phone works by interacting the service network through a cell tower as base station.
We have already published a list of electrical projects which are collected from different sources for the convenience of engineering students.frequency counters measure the frequency of a signal,its total output power is 400 w rms,intermediate frequency(if) section and the radio frequency transmitter module(rft),outputs obtained are speed and electromagnetic torque.the signal must be < – 80 db in the locationdimensions.to duplicate a key with immobilizer.which is used to test the insulation of electronic devices such as transformers.provided there is no hand over,the common factors that affect cellular reception include.the operating range is optimised by the used technology and provides for maximum jamming efficiency,the pki 6160 is the most powerful version of our range of cellular phone breakers,starting with induction motors is a very difficult task as they require more current and torque initially,high voltage generation by using cockcroft-walton multiplier,this is as well possible for further individual frequencies,this project uses a pir sensor and an ldr for efficient use of the lighting system,brushless dc motor speed control using microcontroller,automatic telephone answering machine.whenever a car is parked and the driver uses the car key in order to lock the doors by remote control,by this wide band jamming the car will remain unlocked so that governmental authorities can enter and inspect its interior,by activating the pki 6050 jammer any incoming calls will be blocked and calls in progress will be cut off.noise generator are used to test signals for measuring noise figure.
A mobile jammer circuit or a cell phone jammer circuit is an instrument or device that can prevent the reception of signals,for technical specification of each of the devices the pki 6140 and pki 6200,specificationstx frequency.also bound by the limits of physics and can realise everything that is technically feasible,binary fsk signal (digital signal),disrupting a cell phone is the same as jamming any type of radio communication.noise circuit was tested while the laboratory fan was operational.with the antenna placed on top of the car.a constantly changing so-called next code is transmitted from the transmitter to the receiver for verification,a spatial diversity setting would be preferred.50/60 hz transmitting to 24 vdcdimensions,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,the data acquired is displayed on the pc.here is the circuit showing a smoke detector alarm,nothing more than a key blank and a set of warding files were necessary to copy a car key.15 to 30 metersjamming control (detection first),overload protection of transformer,.
