4) Humidity
：≦
95%
1.3.3
、
Electrical Characteristics
1) Input voltage: +4.95~+5.5V DC
2) Backup battery: 3V Rechargeable Lithium cell battery.
1.3.4
、
Performance
1) Tracks up to 12 satellites.
2) Update rate: 1 second.
3) Acquisition time (average)
Hot start: 8 second
。
Warm start: 38 second
。
Cold start: 48 second
。
4) Position accuracy:
Position: <10m 90% no SA
Velocity: 0.1 m/sec no SA
Time: 1 second synchronized GPS time
5) Dynamic Conditions:
Altitude: 18,000 m max
Velocity: 515 m/sec (1,000 knots) max
Acceleration: 4G max
1.3.5
、
Interfaces
1) Dual channel TTL compatible level, with user selectable baud rate
(4800-Default, 9600, 19200, 38400)
