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FALCOM C2D-SI
VERSION 1.07
This document is a property of FALCOM GmbH and may not be copied or circulated without permission
Page 29
5.3
Technical description
5.3.1
Technical specification
Electrical Characteristics
1.
General
Frequency
L1, 1575.42 MHz
C/A code
1.023 MHz chip rate
Channels
12
2.
Accuracy
Position
10 meters CEP without SA
Velocity
0.1 meters/second, without SA
Time
1 microsecond synchronized to GPS time
3.
DGPS Accuracy
Position
1 to 5 meters, typical
Velocity
0.05 meters/second, typical
4.
Datum
WGS-84
5.
Acquisition Rate
Snap start
< 3 sec., average
Hot start
< 8 sec., average
Warm start
< 38 sec., average
Cold start
< 45 sec., average
6.
Dynamic Conditions
Altitude
18,000 meters (60,000 feet) max.
Velocity
515 meters/second (1000 knots) max.
Acceleration
4g, max. (g = 9,8m/s)
Jerk
20 meters/second³, max.
7.
DC Power
Main power
+ 3.3 V DC +/- 5 %
Continuous mode
65mA typical at 3.3 V DC
Backup battery power
t3V DC
±
0.25 V
8.
Serial Port
Electrical interface
Two full duplex serial communication,
CMOS interfaces.
Protocol messages
SiRF binary and NMEA-0183, version 2.20
with a baud rate selection.
SiRF binary position, velocity, altitude,
status and control NMEA CGA, GLL, GSA,
GSV, RMC and VTG.
DGPS protocol
RTCM SC-104, version 2.00,type 1,5 and 9.