User's Manual

Weehawken Tunnel 800MHz Repeater
User/Maintenance Handbook
Handbook N.-Weehawken_800 Issue No:-A
Date:-05/08/05
Page:-
18 of 51
4. 800MHZ CELL ENHANCER (50-118401)
4.1 800MHz Cell Enhancer Description
The 800MHz system has 17 channels (channel selective) split into two groups of channels,
(three and fourteen) in the downlink direction and a selected band covering the whole band
in the uplink path. The system diagram shows the three channel portion of the cell enhancer
(NJ Bus Data x 2 & Town of N. Bergen Police) which covers the 854-857MHz band.
4.2
800MHz Cell Enhancer Technical Specification
PARAMETER SPECIFICATION
854-857MHz (downlink)
866-869MHz (downlink)
Frequency ranges:
806-824 (uplink)
Gain: >90dB
Gain Adjustment: 0 - 30dB (in 2dB steps)
Uplink Power: >1.0Watts
Maximum uplink output: +30.8dBm
Downlink Power: >5.0Watts
Maximum downlink output power: +37.5dBm
Uplink +44dBm
IP3:
Downlink +50dBm
Downlink Ch. module AGC level: -17dBm
Uplink Ch. module AGC level: -8dBm
Noise Figure: <6dB (at maximum gain)
AGC: Fitted in channel modules
VSWR: better than 1.5:1
RF Connectors: N type, female
Shelf size: 8U
operational:
-10°C to +55°C
Temperature
range:
storage:
-40°C to +70°C
Case: Alocrom 1200
Heatsinks: Matt black
Handles: Silver anodised alloy
Finish:
Fascia: Painted to RAL 7035
1 Downlink amplifiers
2 Uplink amplifiers
Alarms Fitted:
(volt-free contacts/TTL)
3 Each channel module