SP - 1 E4399S02B
SPECIFICATIONS OF GPS NAVIGATOR
GP-31/36
1. ANTENNA UNIT
(1) GP-31 GPA-017 (GPS antenna)
(2) GP-36 GPA-019 (GPS antenna with H-field Beacon ANT)
GPA-018 (GPS antenna with E-field Beacon ANT)
selectable
2. GPS RECEIVER
(1) Receiving System 12 channels parallel, 12 satellite tracking
(2) Rx Frequency 1575.42 kHz
(3) Rx code C/A code
(4) Position Fixing System All in view, 8-state Kalman filter
(5) Position Accuracy Approx. 50 m (GPS), or approx. 5 m (DGPS), 95% of the time,
horizontal dilution of position (HDOP)
≤4
Note: All GPS receiver are subject to degradation of position and
velocity accuracy under the U.S. Department of Defense.
Position may be degraded.
(6) Tracking velocity 999 kts
(7) Position-fixing time Warm start: 12 seconds, Cold start: 90 seconds
(8) Position Update Interval 1 second
(9) Beacon Receiver (GP-36) Frequency range: 283.5 to 325.0 kHz
MSK rate: 50, 100, 200 bps (auto or manual, selectable)
3. DISPLAY SECTION
(1) Display 95 x 60 mm (120 x 64 dot matrix)
(2) Display Mode Plotter, Steering, Highway, NAV data, User display (Digital data or
Speedometer)
(3) Display Mercator projection
Position indication (L/L, Loran C LOP or Decca LOP)
(4) Memory Capacity Track: 1000 pts, Waypoint: 950 pts with comment (16 charactor)
(5) Storage Capacity 50 routes with 30 waypoints each
(6) Alarms Arrival and anchor watch, Cross track error,
Ship’s speed in and out alarms, DGPS alarm, Time alarm, Trip alarm
(7) Display Scale
Plotter display: 0.02, 0.05, 0.1, 0.2, 0.5, 1, 2, 5, 10, 20, 40, 80, 160, 320 nm
Highway display: 0.2, 0.4, 0.8, 1, 2, 4, 8, 16 nm
