Build a cell phone signal jammer - detecting cell phone jammers
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Full Band 700MHz Cellphone Repeater Te7020, Cell Phone Signal Boosters High Power 700MHz Cellphone Repeater TE7020 Brief Description: The  High power cell phone Repeater  which can achieve the bidirectional simulated amplification of the base station uplink and downlink signal directly (without digital disposal). It is used to expand and extend the base station coverage, fill signal area where mobile signal is blind and weak. It has high output power, could cover area up to 5-6K square meters. Features: *Receiving and sending separation, low require for ant isolation, making it convenient for installation. *Mini design with metal cavity filter technology inside. *Full-duplex &dual-port design, and built-in power supply, making it convenient for installation. *Allowing for continuous gain adjustment 31dB by 1dB step. *ALC technology used to provide auto amplitude fixing. *Modules structures, making it convenient for installation, debugging and maintenance. Application: Indoor: Shopping Malls, Hotels, Offices building ,Exhibition, Basements, Tunnels etc Outdoor: City, Villages, Country, District, Mine, Factories and mines, Highway, Railway, Tourism Regions etc. GSM Full band Repeater TE7020 Frequency Range: Uplink:703-748MHz or Customer appoint; Downlink: 758-803MHz or Customer appoint; Output Power (OP): Uplink:≥40dBm; Downlink:≥43dBm; Gain: Uplink:85dB; Downlink:90dB; Size: 52.5×47×19cm Weight: 36Kg Gain adjustable range: MGC≥30; Gain adjustable step: 1 dB; Gain control precision: ±1.5 dB; VSWR: 1.4:1; Noise figure: ≤5dB Transmission Delay:≤1.5μS I/O impedance: 50Ω/N connector Spurious emission: (9KHz-1GHz)≤-36dBm; (1GHz-12.5GHz)≤-30dBm; Attenuation: ≥40dBc Guard band rejection: BW-60≤42MHz; BW-70≤45MHz; Ambient temperature: -15℃-55℃ Ambient humidity: ≤95% (no dew); Power supply: AC230V±10%/45-55Hz; Reliability: To the GB6993-86 standard; Electromagnetic compatibility:To the ETS300 694-4 standard; Panel Display: LED; Power; Uplink; Downlink; Emission,Alarm indicators;       ,

build a cell phone signal jammer

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    We offer a warranty of 12 months for all the signal jammers.the signal jammer mobile phone jammers and cellular gsm blocker devices for to jam cell phone signal,.

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