Handbook

PBL UHF1/1A 1 & 2 Air Interface
Maintenance Handbook
H/book Number:-60-055900HBKM
Issue No:-2
Date:-20/10/2003
Page:-
19 of 85
3.2.2 UHF1A Technical Specification
Frequency Range:
Downlink Channels:
470.0875MHz
470.1375MHz
470.3625MHz
Uplink Channels:
473.0875MHz
473.1375MHz
473.3625MHz
Band Width
Downlink : 15kHz
Uplink : 15kHz
Nō. of Paths 4
Nō. of RF Ports 6
Downlink Gain 51 dB min
Uplink Gain 40 dB min
RF Connector N type female
RF Impedance
50Ω
VSWR Better than 1.5:1
Gain Adjustment 0 to 30 in 2dB steps
Downlink Power 3 channels at -11dBm
Uplink Power 3 channels at +20dBm
Uplink PA 10Watts Class A Linear
Passband Ripple <±1.5dB
Duplexer UP/DN Isolation >80 dB
Passband Ripple <±1.5 dB
Noise Figure Downlink <5 dB at maximum gain
Noise Figure Uplink <18 dB at maximum gain
In-Band Spurious Better than –55dBm downlink
Better than –55dBm uplink
(measure with 30KHz BW & max gain setting)
Out-band Spurious up to
3GHz:
Better than –90dBc