User Manual

Axell Wireless Limited
Technical Literature
L.A. M.T.A. Remote Sites
Document Number 80-301401HBKM Issue No. 1 Date 13/06/2008 Page 128 of 148
ALARM
UPLINK
ALARM
DOWNLINK
POWER
A B C
4.13.3. 800MHz Amplifier Shelf 80-301411 Specification
Parameter Specification
Downlink
Downlink Passband 856.0 to 861.0MHz
Maximun gain 30dB
Gain Adjustment 0 – 30dB in 2dB steps
1dB Compression Point (P1dB) +44.0dBm
ALC setting 1dB below P1dB
3
rd
Order Intercept point +54.0dBm
Uplink
Uplink Passband 811.0 to 816.0MHz
Maximun gain 30dB
Gain Adjustment 0 to 30dB in 2dB steps
1dB Compression Point (P1dB) +36.0dBm
ALC setting +27dBm
3
rd
Order Intercept point +46.0 dBm
Noise Figure < 5.0 dB
Mechanical Specification
Mechanical 8U 19” Rack Mount
RF Connectors N-Type Female
Alarm Interfaces
Local Alarms to SCADA
Dry Contact with LED Indication per path
Power Supply 24V DC
4.13.4. 800MHz Amplifier Shelf 80-301411 Illustrations
4.13.4.1. Front View
A Green LED “Power On”
B Red LED “Alarm” 800MHz Downlink path
C Red LED “Alarm” 800MHz Uplink path