Original
By certification 
GSM signal Booster network GSM900mhz ST980 Coverage 1000sqm
What is the Mobile Signal booster?
About Signal Booster
Cell phone becomes especially helpful when people get into critical situations. In case of emergency a timely call can save a life. Unfortunately, there are still some places where one can find themselves - out of coverage. Usually those places are either too far from the cell phone base station or located inside underground constructions, for example: parking lots, tunnels, big stores, office buildings, cars, boats, house in remote areas, etc.
Here we will bring you a new kind of LED signal booster. Welcome to buy !
Specification of Mobile Signal Repeater ST980
Specification |
uplink |
downlink |
|
Frequency :GSM900mhz |
890-915mhz |
935-960mhz |
|
Max Gain |
76dB |
83dB |
|
Bandwidth |
25MHZ |
||
Ripple in Band |
≤8dB |
||
Max. Input Power Without Damage |
0 dBm |
||
Output Power |
23dBm |
27 dBm |
|
Noise Figure @ max. gain |
4.5db |
8db |
|
Return loss |
≤-8 dB |
||
Time Delay |
≤0.5 μs |
||
MTBF |
> 20000 hours |
||
Power Supply |
AC:90~265V, 50/ 60Hz;DC:5V 2A |
||
Power Consumption |
4W |
||
Impedance |
50 Ω |
||
RF Connector |
N -Female |
||
Cooling |
Heatsink Convection cooling |
||
Dimensions (D x W xH ) |
198*138*30 |
||
Weight |
1.0KG |
||
Installation Type |
Wall Installation |
||
Environment Conditions |
IP40 |
||
Humidity |
<90% |
||
Operating Temperature |
-10°C ~ 55°C |
||
Features of GSM Repeater ST980
1.High-gain linear power amplifier.
2.ALC and AGC function technology.
3.Ultra-low noise receive amplifier.
4.There is no interference to the base station, right after the opening of the original system and the base station without the need to adjust parameters.
5.Stable and reliable electromagnetic compatibility design.
6.The base station dose not cause an increase in background noise, but will not lead to a decline in the quality of the base station communications.
7.With full-duplex communication mode.
8.It explores an effective and reasonable method to dispel the heat.
Mobile Phone signal Booster Installation complete kit items
Signal booster
Outdoor antenna
Indoor antenna
Cable
Splitter (When there are more than 2 indoor antennas)
Connector(N connector, F connector, N to F connector, SMA connector etc)
Installation
1)Typical Installation for Single Room
A.Find a tough spot which has a strong signal reception to install your outdoor antenna.
B.Take your coaxial cable and connect it to the outdoor antenna.
C.Installing and Test the Mobile Repeater Unit
2) Multiple Rooms
To make signal coverage for multiple rooms, please refer to below diagram.
Mobile Phone Signal Repeater Installation Steps
Step 1: Install the outdoor antenna in a suitable place
Step 2: Connect the outdoor antenna to the booster “outdoor” side by cable and connector
Step 3: Connect the indoor antenna to the booster “indoor” side by cable and connector
Step 4: Connect to the power
ST980 GSM Signal Repeater LED Indicates
LED |
Status |
Definition |
Power |
Red |
Normal |
Off |
DC power problem |
|
White |
No signal received |
|
Solution: Adjust the outdoor installation to get sound signal(see page 14) | ||
Green |
Signal received ok but not perfect |
|
Solution: Adjust the outdoor installation to get sound signal(see page 14) | ||
Red |
Full signal received |
|
UP(Uplink)) |
Flicker |
When there is a call, it is normal |
Green |
Always green means self-excited |
|
Solution: Turn off the booster, adjust the indoor and outdoor antenna again, and try to expand the distance or create some barriers between them. |
Terms and Conditions
Certificate |
CE/RoHs |
Country of Origin |
China |
Port of Dispatch |
Shenzhen |
Production Capacity |
1000pcs/month |
 Date of Delivery |
Within 3 days after received payment inform |
MOQ |
10pcs |
Warranty |
2years |
Pacakge |
1pcs/box; 20pcs/carton |
Country of Origin |
China |
