User's Manual
Table Of Contents
- 1800MHz-1900MHz ADJUSTABLE BANDWIDTH OFF-AIR REPEATERS_91 080 0701F
- INDEX
- 1) SAFETY RULES
- 2) STANDARDS
- 3) GENERAL DESCRIPTION
- 3.1) EXAMPLE: USE IN TUNNELS
- 3.2) OPERATING PRINCIPLE - 1800MHz ADJUSTABLE BANDWIDTH OFF-AIR REPEATERS
- 3.3) ATTACHED DOCUMENTS
- TECHNICAL CHARACTERISTICS 1800MHZ
- ILLUSTRATIVE 1 - Equipment composition and backplane access points map
- ILLUSTRATIVE 2 - Modules access points map and external access points map
- TECHNICAL CHARACTERISTICS 1900MHz
- ILLUSTRATIVE 1 - Equipment composition and backplane access points map
- ILLUSTRATIVE 2 - Modules access points map and external access points map
- 4) INSTALLATION AND POWER-UP PROCEDURES
- ABBREVIATIONS AND ACRONYMS
- INDEX
1800MHz-1900MHz ADJUSTABLE BAND Annex TECHNICAL CHARACTERISTICS
OFF-AIR REPEATERS
2
ANNEX 2
TECHNICAL CHARACTERISTICS
TECHNICAL CHARACTERISTICS
1900MHz OFF-AIR
REPEATER
48Vdc MODEL
1900MHz OFF-AIR
REPEATER
230Vac MODEL
Up Link operating frequency band
1850 ÷ 1910MHz
Down Link operating frequency band
1930 ÷ 1990MHz
Number of amplified bands
1
Programmable Bandwidth / steps From 1MHz to 16.5MHz / 10kHz step adjustable
Output Power (GSM/TDMA)
31dBm (1 carrier)
28dBm (2 carriers)
25dBm (4 carriers)
Output Power (CDMA)
26dBm (1 carrier)
23dBm (2 carriers)
20dBm (4 carriers)
3rd Order Intercept Point (OIP3) 57dBm
Output Power at 1dB compression point
36dBm
Noise Figure @ max. gain 8dB
Gain / Step
50 ÷ 80dB / 1dB step
Ripple into operating band ± 2dB
Total processing delay
6μs
Return Loss 14dB
ALC threshold (default value)
3dB over nominal output power
(this value can be changed on site)
Spurious emissions and intermodulation products
< -13dBm (in the frequency band 9kHz ÷ 1GHz)
< -13dBm (in the frequency band 1GHz ÷ 12.75GHz)
Local Control Interface RS232
Remote Control Interface
PSTN – GSM (850, 900, 1800, 1900)
or CDMA (850, 1900) modem
Power Supply
-72 ÷ -36Vdc
-72 ÷ -36Vdc
85÷265Vac (50-60Hz)
Power Consumption 110W @ 48Vdc 140VA @ 230Vac
MTBF 50 000 hours
Operating Temperature (*) -20°C up to +55°C
Degree of protection provided by enclosure IP65
RF connectors 7/16 female
Dimensions (h-w-d)
423x395x230mm
(max. volume - heat sinks included)
Weight 23Kg
All values are typical at 25°C unless otherwise specified
(*) Degraded performances from +50°C to +55°C
1900MHz 48Vdc/230Vac ADJUSTABLE BAND OFF-AIR REPEATERS