AST300
15
10
SPECIFICATION
10.1
Physical
Weight:
600 g (with bulkhead mounting bracket)
Dimensions:
L 140 x W 120 x H 50 mm
Mounting:
Bulkhead mounting bracket (supplied)
Connections:
Power:
1 m 2-core captive cable
Antenna:
SO239 UHF Connector
VHF Radiotelephone:
SO239 UHF Connector
AIS Transponder / Receiver: BNC Connector
FM Radio:
RCA Phono Connector
Finish:
Grey aluminium housing; black front panel
10.2
Electrical
Power supply:
12 - 24 V dc nominal
Operating Current:
AIS / VHF Transmit: 135 mA (typical)
AIS / VHF Receive: 65 mA (typical)
10.3
Operational
VHF and AIS Frequency Range:
156.025 MHz to 162.025 MHz
Insertion Loss, AIS Receive Path:
Typical 1 db
Insertion Loss, VHF Receive Path:
Typical 1db
Insertion Loss, AIS Transmit Path:
Typical 0.4 db
Insertion Loss, VHF Transmit Path:
Typical 0.4 db
Max Input Power, AIS Port:
12.5 W
Max Input Power, VHF Port:
25 W
Min Input Power, VHF Port:
5 mW
AIS Port Impedance:
50
Ω
VHF Port Impedance:
50
Ω
Antenna Port Impedance:
50
Ω
FM Port Impedance:
75
Ω
Switching Time, Receive to AIS Transmit:
Typical 20 uS
Switching Time, Receive to AIS Transmit:
Typical 20 uS
Summary of Contents for AST300
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Page 4: ...AST300 4 1 AST300 AIS VHF ANTENNA SPLITTER ...
Page 9: ...AST300 9 6 MAJOR DIMENSIONS All dimensions mm ...
Page 12: ...AST300 12 7 5 1 Connection Diagram ...
Page 18: ...AST300 18 NOTES ...
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