Altina GPS GBT 709 - Manual (Page 4)

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Ø Small, sleek, and lightweight design easily fits on your hand
Ø Enhanced algorithms -SnapLock and SnapStart provide superior navigation,
performance in urban, canyon and foliage environments。
Ø For Car navigation, Marine navigation, Fleet management, AVL, Personal
navigation, Tracking System, and Mapping device application。
3. SPECIFICATION
3.1. Basic Specification
Ø Chipset：
SiRF Star III chipset .
Ø Channels：20 parallel satellite-tracking channels.
Ø Frequency：1575.42 MHZ.
Ø Receiver：L1, C/A code.
3.2. Acquisition Time (averaged)
Ø Reacquisition：0.1sec.
Ø Cold start：< 42 seconds.
Ø Warm start：< 38 seconds .
Ø Hot start：< 1 seconds
Ø Update rate：1 second continuously
3.3. Receiver Accuracy
Ø Normal：5-25 meters CEP without SA
Ø Enable EGNOS or WAAS：
n Position < 2.2 meters, horizontal 95% of time
n Position < 5 meters, Vertical 95% of time
Ø Velocity：within 0.1 meters / second
Ø Time：1 microsecond synchronized GPS time
3.4. Use Limitation
Ø Altitude：< 18,000 meters (60,000 feet)
Ø Velocity：< 736 meters / second (1000Knots)
Ø Acceleration：4G
Ø Jerk：20 meters / second, max