Specification Of Uhf Das System - Comba Telecom CriticalPoint UHF DAS User Manual

2.6

SPECIFICATION OF UHF DAS SYSTEM

EU
Frequency Band
Optical Wavelength
Optical Connector Type
Optical Fiber type
VSWR
Number of Remote Units supported per unit
Electrical - System
Frequency Range
Total Output Power, Uplink (MU Only)
Total Output Power, Downlink (MU and RU)
RF Passbands (RF windows)
Maximum System Gain-Uplink without filters
Maximum System Gain-Downlink without filters
Gain Adjustment Range (1dB step)
Pass Band Ripple, p-p
Uplink Noise Figure
Intermodulation
Spurious
Maximum RF Input Level without Damage
Maximum RF Input Level without Overdrive
Input VSWR
Impedance
*Note:
A set of contiguous downlink/uplink channel pairs count as one passband (one window)
Consult with a Comba technical representative for passband and window configurations before ordering
Digital Filters - Class A
Number of Filters
Filter Bandwidth /
Out-of-Band Suppression /
System Group Delay
Digital Filters - Class B
Number of Filters
Filter Bandwidth
System Group Delay
Out-of-Band Suppression
ENU STATUS : 1-0-0
INSTALLATION GUIDE FOR UHF DAS
Uplink
Downlink
Uplink
Downlink
Bandwidth: 6.25KHz
Bandwidth: 12.5KHz
Bandwidth: 25KHz
Bandwidth: 75KHz
Copyright - refer to title page
MHz
nm
Single Mode, WDM (single strand of fiber per Remote Units)
MHz
dBm 27 (Typical TX/RX duplexed), 30 (TX/RX separate)
dBm 33 (Typical TX/RX duplexed), 36 (TX/RX separate)
dB
dB
dB
dB
dB
dBm
dBm
dBm

≥ 60dBc @ filter center + 60KHz, 67us
≥ 60dBc @ filter center + 65KHz, 38us
≥ 50dBc @ filter center + 75KHz, 29us
≥ 60dBc @ filter center + 200KHz, 17us
sec
≥ 45dBc @ filter edge + 0.6MHz
≥ 60dBc @ filter edge + 1MHz
450-512MHz
450-512MHz
1310
1550
SC-APC
≤ 1.5
4 or 8
450 - 512
Up to 3
*See Note below
102
105
MU: 0-30, RU: 0-30
3
7
 -13
FCC Compliance
0
-10
 1.5
50
32
4
200KHz – 5MHz
8.5
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