Marine GPS Receiver
High Sensitivity GPS Receiver with Full Waterproof
MODEL: GM-88K
Overview
GM-88K is an outstanding high sensitivity Marine GPS receiver. With excellent performance, it!|s easily to conquer the most difficult tasks. In addition, it also provides various functions to meet customers' needs. GM-88K employs MTK powerful GPS receiver chipset solution. It provides marvelous navigation performance under dynamic conditions in areas with limited sky view like urban canyons. It also has high sensitivity for weak signal operation without compromising accuracy. Undoubtedly, GM-88K is the best choice for you.
Features
  • Excellent noise immunity
  • Very Fast TTFF
  • 8MBit Flash Memory
  • Sensitivity: -158dBm(Tracking)
  • Standard and NMEA-0183 output
  • User selectable baud rate
  • WASS , EGNOS , MSAS capable
  • Easy installation / operation
Applications
  • Marine Navigation.
  • Fleet Management.
  • Mileage Management.
  • Tracking devices/system.
  • Data logging for marine Navigation.
  • Mapping devices for PC & Pocket PC.
  • Marine Navigation or touring devices.
  • AVL and Location-Based service system.
Specification
Specifications Parameter Description
General   L1 frequency, C/A code (SPS), 32 Independent tracking channel
Sensitivity   -158dBm
Accuracy Position Without aid: 3.3m CEP
Velocity 0.1 Knot RMS steady state
Acquisition Cold start 41 sec. (typical)
Warm start 35 sec. (typical)
Hot start 1 sec. (typical)
Reacquisition   100 ms typical (signal reacquisition)
Dynamics Altitude 18000m max.
Velocity 500 m/sec.
Vibration 4G max.
Operation Temperature   -30X C to +80X C
Storage Temperature   -40X C to +85X C
Operating Humidity   0% to 95% RH, non condensing
Water Resistance   100% waterproof
Primary Power   8V ~ 35V DC
Power Consumption   34mA~44mA @ 12V DC
Protocol   NMEA-0183 v3.01 baud rate(adjustable) 4800/9600/19200/38400/115200, default 4800
Signal level   RS-232(standard)
NMEA Message Default RMC, GGA, GSV*5, VTG, GSA*5
Optional GLL, ZDA
Update rate 1~5Hz ( Default 1 Hz )
EMI filter   Rejects power line interference
SBAS   1 channel (support WAAS, EGNOS, MSAS)
( Default : disable )
Power cable   UL 2464/ 6M
Enclosure   High impact, corrosion-proof polycarbonate resin
Connector   Open Cable
Dimensions   80mm(Dia.) x 25mm(H)
Weight   100 grams (without cable)
This specification is subject to change without prior notice...