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Bell Mobility User Manual
In-building Repeater
4
Characteristics
GST’s In-buildingrepeater is basically a combination of 800MHz 25dBm repeaters. Functional
modules are classified as below:
-
Cavity Filters to combine the Duplex input/output signals for: 800MHz.
-
LNA (Low Noise Amplifier)
Gain Block to transmit output signal to PAM (Power Amplifier Module)
-
Cavity Filter
-
Converter Modules
-
PAM Module to amplify output power linearly in accordance with optimal repeater output
power.
-
Power Supply Unit
-
Controller to monitor each module in repeater.
Abbreviation
PAM: POWER AMPLIFIER MODULE
LNA: LOW NOISE AMPLIFIER
AGC: AUTO GAIN CONTROL
ALC: AUTO LIMIT CONTROL
Caution:
Risk of explosion if battery on the controller board is replaced by an
incorrect type.
- Statement indicating that the socket-outlet shall be installed near the equipment
and shall be easily accessible.
-
This equipment is indoor use and all thecommunication wirings are limited to
inside of the building.