CSI Wireless ABX-3, Reference Manual

Page: 104 / 113

ABX-3 / MBX-3 Reference Manual 84
Mechanical Characteristics
Item Specification
Enclosure GRP Raydome
Length 255 mm (8.88”)
Width 171 mm (6.75”)
Height 57 mm (2.25”)
Weight 0.96 kg (2.2 lb)
Mounting Base 6 Threaded Inserts Through Aluminum
Plate
Mounting Thread 8-32 ½”
Antenna Connector TNC-S
Antenna Extension Cable RG-58U, < 150 m (450 ft) in Length
Environmental Specifications
Item Specification
Storage Temperature -40
°
C to 80
°
C
Operating Temperature -30
°
C to 70
°
C
Humidity 100% Condensing
Table A-7 External Antenna Signal Splitter Specifications
Insertion Loss
Item Specification
J2-J1, GPS Frequency 35 dB nominal, >25 dB min.
J2-J1, Beacon Frequency 0.2 dB nominal, 0.4 dB max.
J2-J3, GPS Frequency 3.5 dB nominal, <5 dB max.
J2-J3, Beacon Frequency 70 dB typical, 58 dB min.
Power Specification
Item Specification
Port J1 Input Voltage +10 VDC from beacon receiver (MBX-
3)
Port J2 Output Voltage +10 VDC to combo. antenna (MGL-3)
Port J3 Output Voltage N/A, DC blocked to GPS receiver
Mechanical Characteristics
Item Specification
Enclosure Cast Aluminum
Length 92 mm (3.6”)
Width 56 mm (2.2”)
Height 38 mm (1.5”)