Applications
GSM optical repeater
CDMA optical repeater
WCDMA optical repeater
Highlights
1. Simplicity for indoor coverage
2. Easy for 6-carrier design
3. Better noise performance to reduce affect to BTS
4. Convenient management
5. Easy to use
Ordering Information
RFOT-LPA-G09-1550-4520-XX
RFOT: RF optical module
LPA: low noise amplifier & power amplifier
G09: GSM 900MHZ band
4540: 45dB gain and 40dBM power output
XX: do not care
DUP : duplexer
GSM
Slave: RFOT-LPA-G09-1310-4520-DUP-XX
Specifications
|
Parameter
|
Value
|
Remark
|
|
Optical Wavelength
|
Master 1550±20nm
|
Slave 1310±20nm
|
|
|
Optical Output Power
|
4dBm±2dBm
|
|
|
Optical input Power
|
-16～6dBm
|
|
|
Transmit No Optical Alarm
|
≤-3dBm
|
Software Settings
|
|
Receive No Optical Alarm
|
≤-16dBm
|
Software Settings
|
|
WDM
|
Built-in
|
|
|
Optical Interface
|
FC/APC
|
|
|
Tx Optical Power
|
Range-3～6dBm，Error±2dB
|
|
|
Rx Optical Power
|
Range-16～6dBm，Error±2dB
|
|
|
RF Specifications
|
|
Frequency Bands
|
Uplink 825～835MHz，
Downlink 870～880MHz
|
|
|
Max. Gain
|
50dB
|
15dB is available for optical attenuation
|
|
Link Gain
|
35±2dB（uplink、downlink）
|
Default settings
|
|
Max. output power
|
20±2dBm
|
|
|
Optical Gain Adjustment Range(ATT)
|
|
|
|
Gain Adjustment Range(ATT)
|
Range≥30dB, Step1dB，Error1-10dB：±1.0dB，
11-30dB：1.5dB
|
|
|
ALC Power
|
Uplink：-5±2dBm（For Master）；
Downlink：20±2dBm
|
|
|
RF Input Power Detection
|
Range-25～5dBm,Error±2dB（For Master）
|
|
|
Flatness
|
≤2dB
|
|
|
VSWR
|
≤1.4
|
|
|
IM3
|
Uplink：≤-60dBc（-5dBm for input）；
Downlink：≤-45dBc（20m for output ）
|
|
|
Noise Figure
|
≤2dB
|
|
|
Isolation
|
≥60dB
|
|
|
Emission
|
9kHz～1GHz：≤-36dBm；1GHz～12.75GHz：≤-30dBm
|
|
|
Operating Current
|
≤500mA， power supply for +12V
|
|
|
Power Dissipation
|
＜500mW
|
|
|
Max. Input Power (No Damage)
|
Uplink：-10dBm；Downlink：10 dBm
|
|