Ecvv Trade
Shenzhen Sai Tong Tian Electronic Technology Co., Ltd.

China Manufacturer with main products: Repeaters, Booster, Transmitter

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High power CDMA850MHz signal repeater in boosters ST-850

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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe


High power CDMA850MHz signal repeater in boosters
coverage are:1000sqm

High power CDMA850MHz signal repeater in boosters
Cell phone signal amplifier (alias signal booster,  civil small repeater) is specifically designed to solve cell phone signal blind products. As the phone is transmitted by electromagnetic waves to establish a communications link, the building of the barrier, in some tall buildings inside the basement of some places such as malls, restaurants, places of entertainment such as karaoke OK sauna and massage, underground civil air defense projects, subway stations many places, cell phone signals can not reach and can not use the phone. Cell phone signal amplifier can solve these problems, the signal coverage: outdoor open area of 1000 square meters, covering an area of 500 square meters indoor.
Specifications of mobile phone signal amplifer CDMA ST-800
Working system      CDMA
Frequency range      uplink: 825~835MHz ; Downlink: 870~880MHz
Gain               uplink: Gp≥65dB; Downlink: Gp≥70dB
Output up           uplink: 25­­­dBm; Downlink: 30dBm
Port VSWR           ≤1.8dB
I/O impedence         50Ω/N connector
Noise figure          ≤8dB
Transmission delay    ≤0.5μs
Ambient temperature   -15°C~55°C
Power supply         AC/220V±10%   45~55Hz
Size                 198mm×148mm×39mm
Reliability            To the GB6993-86 standard
EMC                To the ETS300 694-4 standard
Function              a)         Power supply LED denote  b)     Export power ELD denote
Coverage area         1000Sqm
Working system
Frequency range
Up link, 825~835MHz
Downlink, 870~880MHz
Up link, Gp≥65dB
Downlink, Gp≥70dB
Output up
Up link ,25­­­dBm
Downlink, 30dBm
I/O impedence
50Ω/N connector
Noise figure
Transmission delay
Ambient temperature
Power supply
AC/220V±10%   45~55Hz
To the GB6993-86 standard
Electromagnetic compatibility
To the ETS300 694-4 standard
a)         Power supply LED denote b)           Export power ELD denote
Coverage area
Application place of mobile phone signal amplifier ST-800
 small signal blind area or weak signal areas, such as underground or semi-underground place of business, small basement, underground parking, etc.;
a small hot spot signal complaint areas, such as meeting rooms, a small supermarket, small shopping centers, offices, small public areas, etc.;
telephone traffic and social impact of large areas such as bars, cafes, dance halls, cafes, fitness clubs, leisure and entertainment, etc.;
elevator, elevator wells do not respect in particular the lift cable laying;
home, office, luxury yachts, private car, public security and road safety management.

Service Process

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