190-01499-02 GTX 3x5 TSO Installation Manual
Rev. 1 Page 1-8
Table 1-5 Display Specifications
1.8 Transponder Specifications
Table 1-6 Transponder Specifications
1.9 UAT Receiver Specifications
Table 1-7 UAT Receiver Specifications
Characteristic Specification
Display size
Width: 3.46 inches (88 mm)
Height: 0.843 inches (21.4 mm)
Active area
Width: 2.95 inches (74.98 mm)
Height: 0.486 inches (12.36 mm)
Resolution 200 x 33 pixels
Viewing angle
Left: 45°
Right: 45°
From top: 30°
From bottom: 10°
Characteristic Specification
Transmitter frequency 1090 MHz ± 1 MHz
Transmitter power
125 W min at antenna, with max 2db cable loss
250 W nominal at unit
Receiver frequency
1030 MHz + ?? MHz
Receiver sensitivity
-74 dBm nominal for 90% replies
Mode A capability
4096 identification codes
Mode C altitude capability
100 foot increments from -1000 to 62,700 feet
Mode S capability (GTX 335 and GTX 345)
Selective identification codes, aircraft type
Mode S altitude capability (GTX 335 and
GTX 345)
25 foot increments from -1000 to 50,175 feet with
suitable serial data altitude. 100 foot increments from
-1000 to 62,700 feet
External suppression input
≥ 10 Vdc to suppress
External suppression output ≥ 18 Vdc with 300ohm load, 35Vdc max with no load
Characteristic Specification
Frequency 978 MHz +
20 ppm
Modulation Continuous phase FSK, h = 0.6, raised cosine shaping, a = 0.5
Data rate 1.04 Mbps
Sensitivity -96 dBm for 90% MSR
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