USGlobalsat GH-625XT User Manual - Manual (Page 5)

GH-625XT
Page 5
2. SPECIFICATION
Electrical and Mechanical Parameters General
Item GH-625XT
Number of Trackpoints 120,000
LAP 6,000
Number of Waypoints 100
Display Size 24.9 x 39.88 (H x W in mm.)
Display type 4 gray color LCD
Pixels (H x W) 128x96
Unit Weight 83 g
Water resistance Standard IPX7
Unit Size 76.5 x 61.5 x 17.5 (L x D (Φ)x H in mm.)
Backlight Display Single level
Operating temperature -10℃ – 60 ℃
Humidity 5% to 95% Non-condensing
Voltage 3.7V for a rechargeable battery, 5V for charging input;
Charging connector DC 5V
Battery Rechargeable Li-Polymer
GPS on (3D fixed); Backlight off ≧ 18 hours
GPS on (3D fixed); Backlight on ≧ 15 hours Battery life
TOD Mode Over 5 days
Connect to PC Interface USB to DIN4 cable
Charger 2.5 hours completed charging
GPS Parameters General
GPS Chipse SiRF Star IV
Frequency L1, 1575.42 MHz
C/A code 1.023 MHz chip rate
Channels 48 track verification channels
Antenna Type Built-in Patch antenna
Position
10 meters, 2D RMS
5 meters, 2D RMS, WAAS enabled
Velocity 0.1 m/s
Time 1 us synchronized to GPS time
Default datum WGS-84
Reacquisition 0.1 sec., average