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8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas

Shenzhen Greetwin Technology Co.,Limited
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    Buy cheap 8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas from wholesalers
     
    Buy cheap 8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas from wholesalers
    • Buy cheap 8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas from wholesalers
    • Buy cheap 8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas from wholesalers
    • Buy cheap 8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas from wholesalers
    • Buy cheap 8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas from wholesalers

    8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas

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    Brand Name : GREETWIN
    Model Number : GW-JN8DGN
    Certification : SGS, ISO9001
    Price : Negotiable
    Payment Terms : T/T, L/C
    Supply Ability : 20000pcs per Month
    Delivery Time : 3 Working Days After Received Payment
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    8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas

    8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas


    This portable signal jammer GW-JN8DGN design 8 channels with 4 antennas.

    digital noise technology jamming range is very high, 2 times stronger than VCO technology jammer.

    Digital Gaussian white noise is essentially a pseudo random signal, signal characteristics consistent with a random function. Strong Anti-interference ability, there is no need high power interference radiation power, influence and damage to the electromagnetic environment is very small, can bear long distance loss. Long-term cases, interference stability. Mechanism causes due to interference, interference by external environment (such as wind, rain, ice, variations on space) change is not obvious.

    There are 3 types RF Jammers.
    1. VCO(voltage controlled oscillator) Technology
    2. DDS (Direct Digital Synthesis)Technology

    3. Pseudo random digital Gaussian white noise technology.


    General speaking,
    1. VCO(voltage controlled oscillator) Technology
    Requirements for the jamming range is not high, extremely sensitive civilian consumption levels of low cost, but efficiencies are not very strict scene.
    2. DDS (Direct Digital Synthesis)Technology
    Requirements for the jammer need wideband frequency range, and choose different frequency range, such as 20-3000MHz NO gap jamming.
    3. Pseudo random digital Gaussian white noise technology.
    Requirements for the jamming range is very high, can accept high cost, national security and military, have strict requirements for jamming range.


    Portable Signal Jammer Basic Features:
    (1) Compact Size and easy carry
    (2) Multiple bands ,Individual channel on/off selector switches
    (3) Long battery life (>1.5hours)

    (4) Don't put the jammer into the water or fire to avoid using in the bad Condition like over-wet, over-hot, high voltage and high magnetism.

    (5) jamming 8 channels with 4 antennas.

    (6) with Digital Gaussian White Noise Technology.


    Portable Signal Jammer Applications:

    Border control units, checkpoint personnel, Meeting rooms, Hospitals,

    Banks, Churches, Conference Rooms, etc


    Portable Signal Jammer Specifications:


    TypeOutput portFrequencyOutput power(±1dBm)

    8 Band Digital Handheld Jammer

    LTE800791-821MHz31dBm
    GSM900925-960MHz30dBm
    GPS L21227.6±2MHz24dBm
    GPS L11575.4±2MHz26dBm

    DCS1800/

    PCS1900

    1805-1880/

    1930-1990MHz

    30dBm
    WCDMA 3G2110-2170MHz29.5dBm
    WiFi 2.4G2400-2500MHz29.5dBm
    LTE26002620-2690MHz29.5dBm
    Can customize frequencyLTE23002300-2400MHz29.5dBm
    CDMA800851-894MHz31dBm
    LTE700725-770MHz31dBm
    Power supply: 50 to 60Hz, AC 100 to 240V
    With AC adapter (DC12-24V), Built-in Battery 4300mAh
    Total Output power: 6.5Watt
    Working time: 1.5 hours
    Recharging Time of Battery: 3 hours with 12V/2A adapter
    10-30M @ depending on the Signal strength

    Weight: 950g
    Dimension: 90x38x156mm and not include antennas

    Packing Dimension: 70x210x240mm

    4pcs External Omni-directional Antennas
    Running temperature: -10'C to +55'C


    Quality 8 Band Digital Portable Signal Jammer Block Mobile Phone Signal 2.5dBi Omni Antennas for sale
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