User Manual

Table Of Contents
Mission Valley Radio Repeater Equipment + Upgrade
User/Maintenance Handbook
Handbook No. 50-078021HBKM Page 13 of 85
3.2 Master Site Electrical Specification
PARAMETER SPECIFICATION
851-869MHz (Downlink)
Frequency range:
806-824MHz (Uplink)
160.2-161.8MHz (Simplex/Duplex)
18MHz (UHF)
Bandwidth:
1.6MHz (VHF)
>100dB (Uplink)
Gain:
>90dB (Downlink)
Gain Adjustment: 0 - 30dB (in 2dB steps)
>5.0Watts (UHF)
Uplink Power:
>5.0Watts (VHF)
>40.0Watts (UHF) *(100W upgrade)
Downlink Power
>5.0Watts (VHF)
Uplink +43dBm
IP3:
Downlink +50dBm (+53dBm upgrade)
Noise Figure: <6dB
AGC: -25dBm (factory set in channel module
)
VSWR: better than 1.5:1
RF Connectors: N type, female
1 PSU’s
2 Amplifiers
Alarms Fitted:
(non-latching, volt-free relay
contacts/TTL)
3 Channel modules
3.3 Master Site Mechanical Specifications
PARAMETER SPECIFICATION
Height: 40U Standard Eurorack (x3)
Width: 19" (482.6mm)
Rack
Depth: 600mm
Height: See parts lists
Width: 19" (482.6mm)
Shelves:
Depth:
<450mm(excluding heatsinks, connectors,
and handles)
operational: -20°C to +60°C Temperature
range:
storage: -40°C to +70°C
Weight: >100kg
Humidity: 5 – 95% non-condensing
RF Connectors: N type female
Environmental Protection: IP44
Case: Alocrom 1200/Iridite NCP
Heatsinks: Black anodised aluminium
Handles: Aluminium alloy
Finish:
Fascias Painted to RAL7035
Supply Cable:
Unit supplied with suitable supply input
leads, connector and specified length of
cable (where appropriate)