User's Manual

RS- 5180CDMA800/1900 Dual Band Indoor Fiber Optic
Repeater
Comba Telecom
Edition
2.0
Date
2001-06 12 of 31
2.4 Specifications
2.4.1 RF Features
Operating system CDMA800/CDMA1900Hz
Uplink 824~849/1850~1910MHz
Frequency range
Downlink 869~894/1930~1960MHz
Uplink 15dB (typical)
Gain
Downlink 15dB (typical)
Uplink 30dB(GSM) step 2dB
25dB(1800), step 1dB
Gain adjustable range
Downlink ALC control 30dB
Uplink: -25dBm
Maximum input
signal level
Downlink +13dBm
Output power
15dBm CDMA 800MHz.21dBm CDMA 1900MHz
 16dBm TDMA 1900MHz (typical)
< -13dBm Downlink
Spurious and
intermodulation
output
>26dBc Uplink
Noise figure  15dB
Antenna port number 4 per Remote Unit
Flatness within band ±2dB
2.4.2 Optical Features
Transmission
bandwidth
800~2000MHz
Output optical power 0~3dBm
Input IP3  25dBm
Input noise  -134dBm/Hz
2.4.3 Operating Conditions
Power supply  AC100~250V
Rated frequency range 50~60Hz
Maximum rated current: 1A
Power supply power loss master unit about 35W Remote Unit about 30W
Environment temperature: 0~+40°C
Relative humidity: ≤ 85%