Zeer zuiver, beter vind u ze niet!!! De Globalsat BU353 is een zeer zuivere 20 kanaals GPS ontvanger met een Sirf III Chipset. De BU353 is niet te vergelijken met andere GPS muis ontvangers. Naast de geweldige afmetingen en afwerking heeft de BU353 altijd de uitstekende prestaties en is zeer geschikt om toe te passen in combinatie met de Mountains CompuServe Carputer systemen. SiRF Star III High Performance GPS chipset 2. High sensitivity (Tracking Sensitivity: -159 dBm) 3. Extremely fast TTFF (Time To First Fix) at low signal level 4. Support NMEA 0183 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. 10. LED indicator for GPS fix or not fix. LED OFF: Receiver switch off LED ON: No fix, signal searching LED Flashing: Position fixed 11. WAAS ENGOS is supported. Chipset: SiRF Star III Frequency: L1, 1575.42 MHz C/A code: 1.023 MHz chip rate Channels: 20 channel all-in-view tracking Sensitivity: -159 dBm Accuracy Position: 10 meters, 2D RMS 5 meters, 2D RMS, WAAS enabled Velocity: 0.1 m/s Time: 1us synchronized to GPS time Datum Default: WGS-84 Acquisition Time Reacquisition: 0.1 sec., average Hot start: 1 sec., average Warm start: 38 sec., average Cold start: 42 sec., average Dynamic Conditions Altitude: 18,000 meters (60,000 feet) max Velocity: 515 meters /second (1000 knots) max Acceleration: Less than 4g Jerk: 20m/sec × 3 Power Main power input: 4.5V ~ 6.5V DC input Power consumption: 80mA Protocol Electrical level: TTL level, Output voltage level: 0V~2.85V Baud rate: 4,800 bps Output message: NMEA 0183 GGA, GSA, GSV, RMC, VTG, GLL Physical Characteristics Dimension: 53mm diameter, 19.2mm height Cable length: 1.5 meters Operating temperature: -40°C to +85°C