COBHAM OMU I - Appendix A: Specifications

OPTICAL MASTER UNIT MARK I
PRODUCT DESCRIPTION AND USER’S MANUAL
Cobham Wireless – Coverage Date: 4-Jan-18 www.cobham.com/wireless
Document number:A1829300UM Rev. 3.1
Page | 49
Appendix A: Specifications
RF Parameters
Frequency Bands 68-500 / 380 – 2200 MHz (*)
Gain Flatness Typical 2dB (p-p)
Nominal RF input power +10dBm composite power
Absolute maximum RF input power +23dBm composite power
Number of optical modules 1-6
Laser class Class 1
Optical Modules Electrical Specifications
Optical Wavelength:
Master 1310 ± 10 nm or 1330 ± 10 nm
Slave 1510 ± 3 nm or 1530 ± 3 nm or 1550 ± 3 nm or
1570 ± 3 nm or 1590 ± 3 nm
Optical Output Power
Master/Slave +5 ± 2dBm
Maximum Optical Input Power +5 ± 2dBm
Output Power (Tx) max +7 dBm
Operating Temperature +5 ~ +45°C
Automatic fibre optic loss compensation Yes
Power Requirements
Power Requirements 230/115VAC, 50/60Hz 24/- 48VDC
Power Consumption Typical 50 W (fully equipped)
External Electrical Interfaces
Local Maintenance Terminal RS232
RF Ports N-type Connector Female
Optical Ports SC/APC
AC/DC Mains Input Plinth
External alarms Plinth
Modem connector RJ45 or RJ11
Modem antenna connector SMA
Ethernet connector RJ45
Mechanical Specifications
Dimensions (w x h x d) 17.5 x 5.2 x 11.4 in (444 x 132.5 x 291 mm) 19”
rack
Weight 15 kg (fully equipped)
IP rating IP20
Reliability Specifications
Lifetime (MTBF) >70,000 Hrs
Specifications are subject to change without notice
(*) Support up to 2700MHz is available as an option.