II Morrow Inc. 920 GPS Receiver User Manual


 
Apollo Handheld GPS Receiver Specifications
Display: 64 X 128 pixel backlighted LCD
Size: 3.7" wide X 7.8" high X 2.0" deep
Weight: 1.45 lbs. with batteries
Internal power: six AA batteries, six hours typical life
External power: connector on back case for 6VDC to
32VDC power input from external source
Power consumption: 2W nominal
Environmental
Operating temperature: -10°C to +55°C
Storage temperature: -40°C to +70°C
Humidity: 95% at +50°C
Altitude: 40,000 feet
Performance
GPS receiver: 6 channel parallel
Frequency: 1575.42 MHz L1, C/A code
Sensitivity (acquisition): -135 dBm
Sensitivity (drop lock): -142 dBm
Dynamic range: >20 dB
Accuracy: 15 meters RMS (100 meters 2DRMS with SA)
Velocity: 999 knots
Acceleration: 4G maximum
Time to first fix: 40 seconds typical with time, date,
and position within one degree
Reacquisition: four seconds typical with current
ephemeris data
Position update interval: one second typical