Gtn Gps/Sbas Specifications - Garmin GTN 625 Installation Manual
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Also See for GTN 625:
- Pilot's manual (610 pages) ,
- Reference manual (102 pages) ,
- Cockpit reference manual (86 pages)
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1.3.4
GTN GPS/SBAS Specifications
Characteristics
Number Of Channels
Frequency
Sensitivity (Acquisition, No Interference)
Sensitivity (Drop Lock)
Dynamic Range
Lat/Lon Position Accuracy
Velocity
TTFF (Time To First Fix)
Reacquisition
Position Update Interval
1 PPS (Pulse Per Second)
Datum
SATCOM Compatibility
Antenna Power Supply
190-01004-02
Rev. F
Specifications
15 (12 GPS and 3 GPS/WAAS/SBAS)
1575.42 MHz L1, C/A code
-134.5 dBm GPS
-135.5 dBm WAAS
-144 dBm
> 20 dB
<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
time
10 seconds typical
0.2 sec (5 Hz)
275 Nsec of UTC second
WGS-84
SATCOM compatibility is dependent upon antenna
selection.
35 mA typical, 40 mA max at 4.7 VDC
GTN 625/635/650 TSO Installation Manual
Page 1-5
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