High Quality Globalsat Waterproof BU**3 BU**3S4 gps/gsm receiver supplier

The BU***3 GPS Receiver 's incorporating the latest SiRF Star III GPS chipset and an active patch antenna so you receive a high degree of GPS accuracy.

1)BU***3, GPS Receiver
2)BU***3, GPS tracker, USB GPS Receiver, Laptop accessary

Feature:
1. SiRF Star III High Performance GPS chipset
2. High sensitivity (Tracking Sensitivity: ***9 dBm)
3. Extremely fast TTFF (Time To First Fix) at low signal level
4. Support NMEA ***3 data protocol
5. Built-in SuperCap to reserve system data for rapid satellite acquisition
6. Built-in patch antenna.
7. Super-cohesive magnetic for mounting on the car
8. USB interface connection port.
9. Waterproof and non-slip on the bottom.
*0. LED indicator for GPS fix or not fix.
LED OFF: Receiver switch off
LED ON: No fix, signal searching
LED Flashing: Position fixed
*1. WAAS ENGOS is supported.

Specification
Chipset: SiRF Star III
Frequency: L1, ***5.*2 MHz
C/A code: 1.**3 MHz chip rate
Channels: *0 channel all-in-view tracking
Sensitivity: ***9 dBm
Accuracy Position: *0 meters, 2D RMS
5 meters, 2D RMS, WAAS enabled Velocity: 0.1 m/s
Time: 1us synchronized to GPS time
Datum
Default: WGS**4
Acquisition Time
Reacquisition: 0.1 sec., average
Hot start: 1 sec., average
Warm start: *8 sec., average
Cold start: *2 sec., average
Dynamic Conditions
Altitude: *8, **0 meters (*0, **0 feet) max
Velocity: **5 meters /second (***0 knots) max
Acceleration: Less than 4g
Jerk: *0m/sec × 3
Power
Main power : 4.5V ~ 6.5V DC
Power consumption: *0mA
Protocol Electrical level: TTL level,
Output voltage level: 0V~2.*5V
Baud rate: 4, **0 bps
Output message: NMEA ***3 GGA, GSA, GSV, RMC, VTG, GLL Physical Characteristics
Dimension: *3mm diameter, *9.2mm height
Cable length: 1.5 meters
Operating temperature: **0° C to **5° C