Garmin GPS 20x, Технические характеристики

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190-00880-00 GPS 20x Technical Specifications Rev. A
Page 4
1.5 TECHNICAL SPECIFICATIONS
Specifications are subject to change without notice.
1.5.1 Physical Characteristics
1.5.1.1 Size
1.7 in. (42.8 mm) long × 1.3 in. (32.4 mm) wide × 0.5 in. (12 mm) in height
1.5.1.2 Weight
1.1 oz (31.7 g)
1.5.1.3 Color
Silver
1.5.1.4 Case Material
Polycarbonate/Acrylonitrile-Butadiene-Styrene (PC/ABS)
1.5.1.5 Cable Length
1 meter
1.5.2 Electrical Characteristics
1.5.2.1 Input Voltage
4.4–5.5 Vdc
1.5.2.2 Input Current
110 mA @ 5.0 Vdc
1.5.2.3 GPS Receiver Sensitivity
-185 dBW minimum
1.5.2.4 Environmental Characteristics
•
Operating Temperature: -30°C to +80°C (-22°F to +176°F)
•
Storage Temperature: -40°C to +90°C (-40°F to +194°F)
1.5.3 GPS Performance
1.5.3.1 Receiver
WAAS Enabled
®
GPS receiver continuously tracks and uses multiple satellites to compute and update your position.
1.5.3.2 Acquisition Times
•
Reacquisition: Less than 2 seconds
•
Hot: Approx. 1 second (all data known)
•
Warm: Approx. 38 seconds (initial position, time, and almanac known; ephemeris unknown)
•
Cold: Approx. 45 seconds
1.5.3.3 Update Rate
1 record per second