JMC GP-300 Main Functions
• Built-in GPS Receiver
Supports 12-channel tracking / 24-channel acquisition, supporting GPS, GLONASS, WAAS, EGNOS, MSAS, GAGAN, and QZSS for fast and accurate positioning. It can also receive external GPS data via AIS.
• Screen and Interface
Equipped with a 5-inch WVGA color LCD (800×480) with white LED backlight. Offers display modes for latitude and longitude, track chart, compass heading, AIS, 3D navigation, speedometer, satellite status, and depth.
• AIS Integration
When paired with the JMC AIT-202A AIS transceiver, it can display the vessel's MMSI or name, heading, and speed, and issue audible and visual alarms when entering a warning zone.
• Audible and Visual Alarms
Supports various alarms including point of arrival, anchoring, track deviation, GNSS signal, SBAS, HDOP, AIS, depth, and speed.
• Data Interface and Storage
o Supports NMEA-0183 (RS-422), enabling connection to AIS, compass, sonar, and other devices.
o Built-in SD card slot for storing navigation data.
o Transfer rate: 4,800 / 19,200 / 38,400 / 115,200 bps
• Memory Capacity
o 10,000 waypoints (8-character name, 8-color marking)
o 200 lines × 48 points per line
o 10,000 marker points (24 symbols × 8 colors)
o 3,200 boundary points (400 points × 8 colors)
o 800 tracklines (up to 1,500,000 points)
• Power Supply and Dimensions
o Power supply: 11–36 VDC, approximately 5W power consumption
o Dimensions: 205 × 133 × 78 mm
o Weight: Approx. 600 g
• Environmental Specifications
o Operating Temperature: –15℃ ~ +55℃ (humidity below 93%)
o Storage Temperature: –20℃ ~ +70℃
o Housing: ABS engineering plastic, sturdy and durable
• Multilingual Interface
Supports English, Simplified Chinese, Traditional Chinese, Vietnamese, Malay, Turkish, Thai, Greek, Indonesian, and Japanese.
• Standard Accessories
Main unit, mounting bracket, knob, power/data cable, screws, user manual, GPS antenna.