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 109 of 148
4.10.3. UHF Lowband Amplifier Shelf 80-301410 Specification
Parameter Specification
Downlink
Downlink Passband 460.4 to 460.5MHz
Maximun gain 30dB
Gain Adjustment 0 to 30dB in 2dB steps
1dB Compression Point (P1dB) +42.5dBm
ALC setting 1dB below P1dB
3
rd
Order Intercept point +53.5dBm
Uplink
Uplink Passband 465.4 – 465.5MHz
Maximun gain 30dB
Gain Adjustment 0 to 30dB in 2dB steps
1dB Compression Point (P1dB) +36.5dBm
ALC setting +27dBm
3
rd
Order Intercept point > +48.0dBm
Noise Figure < 3.0dB
Mechanical Specification
Mechanical 4U 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
4.10.4. UHF Lowband Amplifier Shelf 80-301410 Illustrations
4.10.4.1. Front View
A Green LED “Power On”
B Red LED “Alarm” UHF Lowband Uplink path
C Red LED “Alarm” UHF Lowband Downlink path