15dBm Home Use Mini 850MHz Signal Booster AGC ALC
Home Use Mini Signal Booster CDMA850 Single band Signal Booster Signal Repeater ST850A
What is the cell signal booster?
Cell signal booster (also named repeater,Website:, amplifier) is a product designed to solve the mobile blind signal. As the mobile signal is transmitted by electromagnetic waves to establish a communications link, however there are a lot barriers make it is unavailable to get sound signal. When people enter some tall buildings, some places basement malls, restaurants and parking lot, some places of entertainment such as karaoke sauna and massage, some public place such as subway, tunnel and etc. where cell signals can not reach, now the cell signal booster can solve these problems! The entire range of mobile signals can be well used; we all will get great convenience and benefit from sound signal.
Our boosters are the perfect solutions for a wireless improvement in the mobile reception!
ST850A mobile signal booster specification
Frequency range
GSM 824-849 869~894MHz
output
Up link :15dBm Downlink: 17dBm
Gain
Up link: Gp≥65dB
Downlink: Gp≥68dB
Noise figure
≤6dB
Ambient temperature
-15°C~55°C
Size/weight
130*95*28MM/600g
Function
AGC/ALC
I/O impedence
50Ω/N connector
Transmission delay
≤0.5μs
Power supply
AC/220V±10% 45~55Hz
Coverage area
300sqm
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
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)
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
Features
Elegant appearance, mini size, light weight
Easy installation.
No interference to the base station, no harm to people health.
CE & RoHS proved.
Low consumption.
ALC technology.
Stable performance.
Environment Friendly, Energy-Efficient.
Comply to the ETS300 694-4 standard
Comply to the GB6993-86 standard
Wide band repeater to support signals of all operators.
High-integration (One board to contain low-noise amplifier, frequency selection module, power amplifier module, both uplink and downlink one for all).
Manual gain control, Automatic gain control, Artificial Intelligence function can protect the repeater together the BTS perfectly.
Auto shut off function as final step to avoid severe interference with mobile net network and energy saving.
LED Indicates
LED
Status
Definition
Power
Red
Normal
Off
DC power problem
DL(Downlink)
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.
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