remote satellite systems - about Globalstar


INMARSAT B
Saturn Bm Inmarsat B Marine Terminal

Saturn Bm provides access to the international telephone, fax, telex and data networks. Calls can be controlled by access codes and routing through selected Land Earth Stations. Traffic Logging is a standard feature. The Saturn Bm consists of only two units, the Above Deck Unit and the Main Control Unit. The standard handset with built-in display is used for dialling and short number editing as well as signal strength read-out, system control and diagnosis.

Features
· Additional outlets for telephone, fax, telex and data
· Last number redial
· Short number chosen by name or number
· Handset with display for
· Phone calls
· Read-out of signal strength
· System configuration and control
· Access codes
· Traffic logging
· Use of pay card
· Restricted use of Land Earth Station (option)
· Restricted use of phone numbers (option)
· Pre-paid call time (option)
· Use of credit cards (option)
· 9.6 Kbps Data · 64 Kbps High Speed Data (option)

 

Technical Specifications
Services Voice 16 kb/s voice coding Fax Group 3 up to 9.6 kb/s Telex (option) 50 Baud Data (option) Up to 9.6 kb/s High speed data (option) 64 kb/s 54 kb/s
System specifications Radio Frequency Performance Tx Frequency 1626.5 - 1646.5 MHz EIRP 33/25 dBW Rx Frequency 1525.0 - 1545.0 MHz Channel Spacing 20 kHz G/T -4dB/K
Above Deck Equipment (ADE) Size H: 145cm, D: 142cm Weight 90 kg Mounting Flange Antenna Parabolic dish: 1m diameter
Main Control Unit (MCU) Size 310x236x70mm Weight 4 kg Mounting Special bracket
Cabling ADE - MCU - Standard supply up to 44m Options includes cables from 44M to 90M Length up to 44m Single, flexible 20mm diameter Length 44-77m One coaxial 15mm diameter and one screened mains cable
Siting The ADE should have 5m distance to other antennas
Environmental Conditions Vibration, precipitation and icing As specified by Inmarsat
Above Deck Equipment (ADE) Temperature -33 oC to +55 oC Rain 100mm/hour Wind Up to 100 knots average
Main Control Unit (MCU) Temperature -33 oC to +55 oC Humidity 95% at 40 oC
Electromagnetic Compatibility Radiated EN 55022 class B Conducted EC 801
Power Requirements Voltage 110/220v a/c & 24v d/c Options
Options 200 W receive 300 W transmit
Interfaces Ext. tel/fax outlets 5 RJ 11, 2-wire with echo cancelling and touch-tone dialling for phone or fax connection PC 9-pin RS 232 Printer 9-pin RS 232 DTE 25-pin RS 232 Gyro, supports step by step & synchronous types Navigator NMEA 0183
Ship Motion Roll ±30o Pitch ±10o Yaw ±8o Turning Rate 12o /sec Vibration As per Inmarsat SDM


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