经典的双星单频接收机。

JNS100 marks a new generation of high precision GPS boards in a small size. It is an OEM board based on our new JNScore  chip that is able to output raw data and position solution 100 times per second without interpolation. The second processor of the JNScore  can be used for user applications.

Features

Tracking Features
　·50 channel, all-in-view: L1 GPS, WAAS/EGNOS and GLONASS
　·Low signal tracking (down to 30 dB*Hz)
　·Fast acquisition and fast re-acquisition
　·Up to 30 gs of dynamic
　·Almost unlimited altitude and velocity (for authorized users)
　·Advanced Multipath Mitigation
　·High accuracy, low latency velocity measurements

Data Features
　·Up to 100 Hz update rate for real time position and raw data (code and carrier)
　·10 cm code phase and 0.1 mm carrier phase precision
　·RTCM SC104 versions 2.3 Input
　·NMEA 0183 versions 2.1, 2.2, 2.3 and 3.0 Output
　·Geoid and Magnetic Variation models
　·RAIM
　·Different DATUMs support
　·Output of grid coordinates

Input/Output
　·Four high speed (115.2 Kbps) standard RS232 Serial Ports
　·1 PPS output (TTL) synchronized to GPS, UTC, or GLONASS
　·Event marker input
　·2 external LED drivers

Electrical
　·On-board power supply accepts any unregulated voltage between 6.5 and 40 volts
　·On-board back up battery saves data for about 10 years
　·Typical power consumption is 0.8W

Environmental
　·Operating Temperature -30 C to +80 C
　·Storage Temperature -40 C to +85 C
　·High shock and vibration resistance

Physical
　·Dimensions: 88 x 57 x 15 mm
　·Weight: 48 g
　·Connectors: 30 pin for digital, MMCX for antenna