Appendix
LD900 Installation and Oper ations M anual
81
8 Appendix
8.1 Summary Specification of Antennas
8.1.1 VERIPOS V86 L-band Antenna
Fitted with a narrow band filter for interference mitigation
A gain:
36dB
DC Voltage input:
5.0 to 15.0V
RF input connector:
N-type f emale
Material:
Weather proof polymer plastic
Mounting:
Standard land survey 5/8” tripod thread connector
Temperature range:
-50°C to +85° storage, -40°C to +70°C operating
Certification:
IEC 60945
Diameter:
14.25cm
8.1.2 VERIPOS V560 Combined GNSS & L-band Antenna
Fitted with an extended filter designed for Inmarsat rejection.
L-band/GPS/GLONASS:
1525-1610 MHz
GPS L2/GLONASS L2:
1160-1252 MHz
LNA Gain:
45db
DC Voltage input:
3.0 to 15.0V
RF Input Connector:
TNC f emale (note cable RF connector
– TNC male)
Material:
Weather Proof Polymer Plastic
Mount:
5/8” Tripod Tread Connector
Temperature Range:
-55 to +85°C
Certification:
IEC 60945
Diameter:
7.5" / 19.05cm
Height:
3.17” / 8.05cm
Weight:
1.6lbs / 0.73kg
8.1.3 V560 Phase Centre Offsets
The diagram below shows the Antenna Reference position (ARP) vertical offset from the GNSS L1 and L2
f requencies phase centres
V560 Phase Centre Values above ARP
ARP
55.25mm
64.15mm
L1
L2