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| 規格 |
| Navigation
Features |
Waypoints:
- Total:
250 alphanumeric
- Nearest:
9 (automatic)
Routes:
20 reversible with up to 30 points each, plus TracBack™
Map Datums:
106
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| COM
Features |
Channels:
All U.S., Canadian, and International, plus 10 weather frequencies
Scan:
All channels, memory channels, memory channels plus priority, or
weather channels
Monitoring:
Dual- or triple-watch functions
Transmit
Power:
1- or 5-watt selectable
Selectivity:
- Adjacent
Channel Selectivity: 65 db
- Image Rejection:
65 db
Sensitivity:
- FM: > 12
dB SINAD at .35µV
- WX: > 12
dB SINAD at .35µV
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| Performance
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Receiver:
Differential-ready 12 parallel channel receiver continuously tracks
and uses up to twelve satellites to compute and update a position
Acquisition Times:
- Warm: approx.
15 seconds
- Cold: approx.
45 seconds
- Autolocate™:approx.
5 minutes
Update
Rate:
1/second, continuous
Accuracy:
- Position:
1-5 meters (3-15 feet) with DGPS. RMS
1-5 meters (3-15 feet) RMS with
GARMIN GBR 21 DGPS receiver (optional)
- Velocity:
0.1 knot RMS steady state
Dynamics:
6g's
Interfaces:
NMEA 0180, 0182, 0183 and RTCM 104 DGPS corrections
Antenna:
Built-in patch antenna with MCX connector for external antenna
Temp.
Range:
5°F to 158°F (-15°C to 70°C)
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| Physical
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Size:
7.1 H x 2.3 W x 1.4 D inches (18 x 5.8 x 3.6 cm)
Weight:
1.4 lb (.63kg)
Display:
2.2 x 1.5 inches (5.6 x 3.8 cm) high-contrast LCD with backlighting
Case:
Fully gasketed
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| Power
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Power
Source:
7.2 V, 1800 mAh NiCad battery pack or 9 - 33 VDC external
Usage:
0.75 watts
Battery Life**:
6 hours (low) and 4 hours (high) GPS/COM; "Receive only" up to 10
hours
Current Consumption:
- Standby:
180 mA; GPS on, Com Off
- Receive:
240 mA; GPS on, Com Rx
- Transmit:
2.4 A (high power); 1.3 A (low power)
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Specifications
are subject to change without notice.
** Based
on ratio of 5% transmit, 5% receive, and 90% standby
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