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HOLUX M-1200 Bluetooth GPS Receiver Manual
6
4.Technical Specification
4.1. Basic Specification
z Chipset：MTK MT3318 chipset.
z Channels： 32 parallel satellite-tracking channels.
z Frequency： 1575.42 MHz
z Receiver： L1, C/A code.
4.2. Acquisition Time (refer to MTK chip specification)
z Reacquisition： 0.1 second.
z Cold start： < 36 seconds.
z Warm start：< 33 seconds .
z Hot start： < 1 second
4.3. Receiver Accuracy
z Normal： < 3 meters CEP without SA.
z Enable EGNOS or WAAS：
Position: < 2.2 meters, horizontal 95% of time
< 5 meters, Vertical 95% of time
z Velocity： within 0.1 meters / second
z Time： 0.1 microsecond synchronized GPS time
4.4. Use Limitation
z Altitude： < 18,000 meters (60,000 feet)
z Velocity: ：< 515 meters/ second (1000Knots)
z Acceleration： 4 G.
z Jerk： 20 meters / second
3
, max
4.5. Power Supply
z External Voltage: 5V DC +/-5%
z Batteries：
Main Power: Built-in rechargeable Lithium-ion for system power.
z Working voltage: 40~50mA (Normal mode).
35mA (Power Saving).
z Auto Power Saving mode.
z Circuit protection on M-1200 when over-temperature condition 50℃ occurs.
4.6. Output and Interface
z Output
I. Output protocol
Baud Rate： 38400 bps