Garmin GIA 63 Installation Manual page 15

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1.4.4
GPS Specification (GIA 63 only)
Characteristic
Acquisition Times
Max Velocity
Dynamics
Antenna power supply
1.4.5
WAAS Specific GPS Specifications (GIA 63W & GIA 63H)
Table 1-4. GIA 63W and GIA 63H GPS Specifications
Characteristic
Number of channels
Frequency
Sensitivity
(acquisition)
Sensitivity
(drop lock)
Lat/Long position
accuracy
Velocity
TTFF (time to first fix)
Reacquisition
Position update
interval
1 pps (pulse per
second)
Datum
SATCOM
compatibility
Antenna power supply
at GPS port
190-00303-05
Rev. Y
Table 1-3. GIA 63 GPS Specifications
Search-the-Sky (without almanac, without initial position or
a)
time): 5 minutes
AutoLocate™ (with almanac, without initial position or
b)
time): 5 minutes
Cold Start (position known to 300 nm, time known to 10 minutes,
c)
with valid almanac): 45 seconds
Warm Start (position known to 10 nm, time known to 10 minutes,
d)
with valid almanac and ephemeris): 15 seconds
1000 knots
6g
20 mA typical, 40 mA max at 4.6 VDC
15 (12 GPS and 3 GPS/WAAS/SBAS)
1575.42 MHz L1, C/A code
-116 dBm to -134.5 dBm GPS
-116 dBm to -134.5 dBm WAAS
-144 dBm
<1.25 meter RMS horizontal, <2 meter vertical, with WAAS
1000 knots maximum (above 60,000 ft)
1:45 min. typical with current almanac, position, and tim
10 seconds typical for signal outages of 30 seconds or less
0.2 sec (5 Hz)
±275 nsec of UTC second during steady-state navigation
WGS-84
Compatible on aircraft equipped with SATCOM (see Section
2.1.3.2 for SATCOM compatible antennas)
4.3 VDC to 4.8 VDC @ 60 mA
Specification
Specification
GIA 63 Installation Manual
Page 1-5

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