Signal Scrambler Buy grohmann engineering - Custom Wireless Prison Jammer GSM / 3G Cell Phone Signal Jammer 50-200m

Custom Wireless Prison Jammer GSM / 3G Cell Phone Signal Jammer 50-200m
Custom Wireless Prison Jammer GSM / 3G Cell Phone Signal Jammer 50-200m


4 Bands, 200w High Power  prison signal Jammer / Shield for prison,military




DZ101H-600w cubical cell phone signal jammer is mainly used for large-scale open area outdoor mobile communication signal shielding, is mainly used for large-scale prison playground, lawns, squares, etc., to eliminate security risks and disadvantages caused by mobile phones.


Equipped with special high gain directional planar antenna or fiberglass omni-directional whip antenna, the jammer can effective block  CDMA/GSM/DCS /3G/ LTE/WIMAX .


Use the overseas advanced chip and technology . With independent modular design, it keeps high operation efficiency, and avoid mutual interference.


100 watts per band, total RF power 600 watts, also with power adjustable switches to control the radius range. It is suitable for prisons, detention houses, military bases, large oil fields and all other outdoor places where need the signal to block.






Channel Output interface Frequency Range Band Width Output Power Channel Output Power
CH1 DCS 1800 1805-1880 MHz 75 MHz 46.5 dBm 20 dBm/30KHz(min)
CH2 GSM 900 925-960 MHz 35 MHz 46.5 dBm 23 dBm/30KHz(min)
CH3 CDMA 800 850-894 MHz 44 MHz 46 dBm 24 dBm/30KHz(min)
CH4 PCS 1900 1925-1990 MHz 65 MHz 46dBm 20 dBm/30KHz(min)
Power Supply: AC220V Shielding area: 100-500M @ according to signal density mobile
Power consumption: 600W Weight: 28Kg Side(length× wide× high): 450× 405× 255 mm



Note: Frequency and power can be customized.

System fittings
System fittings consist of block package, panel antenna, antenna connecter lines (cable and N connecters) etc. 4 modules are responsible respectively for CDMA, GSM, DCS, 3G, which controls adjustment of output power, power switcher, as well as kinds of alarms( over heating and VSWR) .


It contains 6 modules(CH1~CH6). Each module can adjust power, warning standing wave indicator and warning temperature indicator separately.
Directional Board antenna
Frequency: 925~960MHz/1805~1880MHz, 851~894MHz/1925~1990MHz
Gain: 12-15dBi
Interface: N


Competitive Advantage:


1. with good cooling system, can operate for long time.

2. Using digital interference technology, overall effective suppression of target spectrum.

3. independent module design. Each module can separate switch,disassemble. So it is convenient for maintenance and update.

4. Perfect Alarm System, fully protected circuit in case of disconnection of antennas.



1. To protect the the owner's benefits by cutting off the mobile phone signal
2 . For the needs of the army and military
3. For the guard place, prison use
4. For big party concourse
5 . For the leaders security use



Signal Scrambler Buy grohmann engineering

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