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GSC 100
Development Kit
Two-way internet communications
via satellite with embedded GPS

                                                                                                                                                                       W I R E L E S S C O M M U N I C AT I O N S
                                                                                                                                                Laptop not included.

GSC 100 & ORBCOMM                              high-gain, stainless steel VHF antenna for               GPS
                                               mounting on a fixed site or a VHF vehicle
ORBCOMM maintains a constellation of 35                                                                 The GSC 100 contains a built-in GPS
                                               mount antenna for mobile applications.
low Earth-Orbit (LEO) satellites, providing                                                             receiver for position determination. These
access to a global telecommunications net-                                                              positions can be transmitted either on
work from anywhere on earth. The Magellan      O R B C O M M S E R I A L I N T E R FA C E               demand or automatically at intervals pre-
GSC 100 allows you to send and receive                                                                  programmed by the user. The GPS unit
                                               The GSC 100 implements packets from the
small amounts of data, such as positions and                                                            supports both NMEA output and is
                                               ORBCOMM's standard Serial Interface
short messages using this constellation of                                                              Differential GPS (DGPS) ready.
                                               Specification. The following functions are
                                                                                                        I N T E R FA C E S
                                                s   Standard Message, up to 2000 bytes                  Two bi-directional RS 232 serial ports. One
Ideal for anyone beginning an ORB-                                                                      for ORBCOMM communications and one for
COMM/GPS module integration, this unique        s   Store-and-Forward Message, up to 229 bytes
                                                                                                        GPS (NMEA out, RTCM DGPS in).
GSC 100 is loaded with                          s   Position report, 6 bytes
development software that                       s   User defined reports, 6 bytes
provides full serial port                                                                               P OW E R R E Q U I R E M E N TS
access, and remote                             Receive:                                                 The GSC 100 can operate using the internal
polling capability, while                       s   Standard Message, up to 2000 bytes                  rechargeable NiCad battery pack, an exter-
still supporting its stan-                      s   Store-and-Forward Message, up to 182 bytes          nal DC power source, or external AC power
dard screen & keyboard                                                                                  adapter.
                                                s   Poll for Position (causes GSC 100 to send its
features. When testing                              current GPS position)
your serial interface, you                      s   User commands
can see the results by sim-
ply viewing the LCD dis-
play. This makes initial
debugging much easier
than using standard           GSC 100
"black box" configura-
tions. The Development Kit also comes with
your choice of antenna configurations; a

Magellan Corporation / Wireless Communications
471 El Camino Real, Santa Clara, CA 95050-4300, USA
Main Tel: +1 408-615-5100 ˇ Main Fax: +1 408-615-5200
Sales: +1 408-615-3970 or 800-922-2401
Website ˇ E-mail                                      W I R E L E S S          C O M M U N I C AT I O N S
GSC 100 Development Kit Specifications

S TA N D A R D F E AT U R E S                                                                                Choice of VHF External Antennas
s    GSC 100
s    Integral GPS
     Detachable VHF Transmit/Receive antenna

                                                                                                                        Actual height = 5.5 ft (1.68 m)

s    Mounting bracket
s    User manual
s    Activation instructions
s    VHF external antenna & cable 1
s    GPS external antenna & cable
s    Computer interface cable
s    AC adapter
s    ORBMAIL+ Software
                                                                                     High-gain fixed site VHF antenna                                                       Vehicle mount VHF antenna
s    Interrogator Software
s    EvaluateTM GPS Software
                                                                          WEIGHT                                                                            VELOCITY
s    Any individual components of the S@tellite
                                                                               2 lbs.                                                                            0 to 825 knots
     Communicator Development Kit
                                                                          DIMENSIONS                                                                        TIME   TO  FIRST FIX
s    Cigarette lighter DC power cable                                          8" x 3.5" x 1.75"                                                                    Warm Start                 Approx. 1 min.
s    Additional NiCad battery                                             WATER RESISTANCE                                                                          Cold Start                 Approx. 3 min.
s    Soft carrying case for GSC 100                                            Splashproof
                                                                                                                                                            O R B C O M M S P E C I F I C AT I O N S
s    Vehicle mount VHF Antenna 1                                          I N T E R FA C E S                                                                DATA RATE
s    Fixed site, high-gain VHF Antenna 1                                  s   2 bi-directional RS232 serial ports                                                2,400 BPS TRANSMIT
                                                                                                                                                                 4,800 BPS RECEIVE
G S C 1 0 0 E N V I R O N M E N TA L     AND     PHYSICAL                 ORBCOMM SERIAL PORT
                                                                              ORBCOMM Serial Interface                                                      FREQUENCIES
OPERATING TEMP.                                                               Specification E80050015, Rev. C                                                    Transmit                      148.00­150.05 Mhz
     -10°C TO +60°C                                                           Supports Protocol Mode packets                                                     Receive                       137.00­138.00 Mhz
STORAGE TEMP.                                                             GPS SERIAL PORT                                                                   ADDRESSING
     -40°C TO +75°C                                                            Output: NMEA standard message format                                              Internet
POWER CONSUMPTION                                                                                                                                                X.400
                                                                                   Input: Differential corrections, RTCM
     Internal Battery 2                                                            standard format, message type 1,9                                        MESSAGE SIZE         BYTE MAXIMUM
        ORBCOMM mode: 5­6 hours                                                                                                                                  Standard        2000
        GPS mode:       6­7 hours
                                                                          GPS PERFORMANCE                                                                        Store & Forward 182 Receive
                                                                          POSITION ACCURACY                                                                                      229 Transmit
     Battery Life
        300 charge-discharge cycles                                             Autonomous: 15 meters rms in 2D with-                                       O R D E R I N G I N F O R M AT I O N
                                                                                out SA 3
     EXTERNAL POWER                                                                                                                                         PRODUCT                                PART NUMBER
        Input Voltage                 10­30VDC                                     Differential: 5 meters                                                   GSC 100 Development Kit                990561
        Current                       800mA (max. at 12V)
        Power                         3W (average)

    Your choice of fixed site, high-gain or vehicle mount VHF antenna is provided with
    the Development Kit. The other antenna can be provided for an additional charge.
    Operation on a fully charged battery.
    Autonomous Accuracy subject to degradation of 100 m under the US Department of
    Defense imposed Selective availability (SA).
Specifications are subject to change without notice.
CopyrightŠ 2000 by Magellan Corporation. All rights reserved. (1/00). GSC 100TM and EvaluateTM are
trademarks of Magellan Corporation. ORBCOMM is a registered trademark of ORBCOMM Global, L.P.
                                                                                                                                                          W I R E L E S S      C O M M U N I C AT I O N S
All other product and brand names are trademarks or registered trademarks of their respective holders.

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