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 27 of 148
3.4.3. VHF/UHF BDA Unit(80-301403) Specification
Parameter Specification
Downlink
VHF 154.0 to 161.5MHz
Downlink Passband
UHF Lowband 460.4 to 460.5MHz
VHF 30dB
Maximun gain
UHF Lowband 30dB
VHF 0 to 30dB in 2dB steps
Gain Adjustment
UHF Lowband 0 to 30dB in 2dB steps
VHF > +34.0dBm 1dB Compression Point
(P1dB)
UHF Lowband > +42.5dBm
VHF 1dB below P1dB
ALC setting
UHF Lowband 1dB below P1dB
VHF > +45.0dBm
3
rd
Order Intercept point
UHF Lowband > +53.5dBm
Uplink
VHF 155.5 – 161.0MHz
Uplink Passband
UHF Lowband 465.4 – 465.5MHz
VHF 30dB
Maximun gain
UHF Lowband 30dB
VHF 0 to 30dB in 2dB steps
Gain Adjustment
UHF Lowband 0 to 30dB in 2dB steps
VHF > +34.0dBm 1dB Compression Point
(P1dB)
UHF Lowband > +36.5dBm
VHF +27dBm
ALC setting
UHF Lowband +27dBm
VHF > +45.0dBm
3
rd
Order Intercept point
UHF Lowband > +48.0dBm
VHF < 10dB
Noise Figure
UHF Lowband < 3.0dB
Environmental/Mechanical Specification
Mechanical IP65 Wall Mount
Dimensions
(excludes handles and connectors)
620mm x 620mm x 250mm
(24” x 24” x 10” approx)
RF Connectors N-Type Female
Alarm Interfaces
Local Alarms to SCADA
Dry Contact with LED Indication per band
path
Power Supply 24V DC