GPS receiver RS232 PS2 USB : 1,Ultra High Sensitivity and Low Power 2.fast shipping time . 3.water proof

The SkyNav SKM55 Series with embedded GPS antenna enables high performance navigation in the most stringent applications and solid fix even in harsh GPS visibility environments

 It is based on the high performance features of the MediaTek 3329 single-chip architecture, Its –165dBm tracking sensitivity extends positioning coverage into place like urban canyons and dense foliage environment where the GPS was not possible before. The UART and USB connector design is the easiest and convenient solution to communication with other electronic equipment.

Features

Ultra high sensitivity: -165dBm22 tracking/66 acquisition-channel receiverInternal back-up batteryNMEA-0183 compliant protocol or custom protocolOperating temperature range: -40 to 85°CEmbedded patch antenna 25 x 25 x 4.0 mmTiny form factor :46 x 45 x 15mmRoHS compliant (Lead-free)Performance Specification

Performance Specification

Parameter Specification Receiver Type L1 frequency band, C/A code, 22 Tracking / 66 Acquisition-Channel Sensitivity Tracking Acquisition -165dBm -148dBm Accuracy Position Velocity Timing (PPS) 3m CEP without SA 0.1m/s without SA 60ns RMS Acquisition Time Cold Start Warm Start Hot Start Re-Acquisition 36s 33s 1s <1s Power Consumption Tracking Acquisition Sleep/Standby <30mA @3.3V Vcc 40mA TBD Navigation Data Update Rate 1Hz Operational Limits Altitude Velocity Acceleration Max 18,000m Max 515m/s Less than 4g

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