1090 Mhz Receiver Specifications; Gps Specifications (Units With Internal Gps Only); Table 1-9 Gps Receiver Specifications - Garmin GTX 3X5 Installation Manual

1.11

1090 MHz Receiver Specifications

Characteristic
Frequency
Modulation
Data rate
Sensitivity
1.12

GPS Specifications (Units with Internal GPS Only)

Characteristic
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
1PPS (Pulse Per Second)
Datum
SATCOM compatibility
Antenna power supply
190-01499-02
Rev. 4
Table 1-8 1090 MHz Receiver Specifications
1090 MHz + 1 MHz
Binary pulse-position
1 Mbps
-81 dBm for 90% MSR

Table 1-9 GPS Receiver Specifications

15 (12 GPS and 3 GPS/SBAS)
1575.42 MHz L1, C/A code
-134.5 dBm GPS
-135.5 dBm SBAS
-144 dBm
>20 dB
<1.25 meter RMS horizontal, <2 meter vertical, with SBAS
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 on antenna selection
35 mA typical, 40 mA max at 4.7 VDC
Specification
Specification
GTX 3X5 Transponder TSO Installation Manual
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