Holux GM-305 - Manual (Page 37)

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Chapter 6 SPECIFICATION
I. MAP
A. Display Scale:
(i) Screen width: 400m ~ 3,000km.
(ii) Map layer: 12 levels for zooming in/out.
B. Map Memory:
(i) GM-305-WT: 0 Byte.
(ii) GM-305-DT: 2M Byte.
(iii) GM-305-HT: 8M Byte.
II. NAVIGATION
A. Waypoints: 500 maximum, including name, symbol, comment and display.
B. Routes: 20 maximum, up to 30 waypoints each.
C. Track logs: 6 maximum -- 5 in back up and 1 in use. Up to 2,500 points each.
III. FUNCTION
A. Receiving and tracking 12 satellites.
B. Acquiring Time:
(i) Cold start: 75 seconds averaged.
(ii) Warm start: 40 seconds averaged.
(iii) Hot start: 15 seconds averaged.
(iv) Acquiring rate: 0.1 second.
(v) Updating Rate: 1 second.
IV. ACCURACY
A. Position: 5-25 meters.
B. Speed: 0.1 m/sec.
C. Time: ±1µs.
V. LIMITATION
A. Latitude: -1,000m ~ 18,000m.
B. Speed: < 515 m/sec.
C. G: ±4G.
VI. INTERFACE
RS-232 for data communication and NMEA output.